diff --git a/Makefile b/Makefile index 20da8d57bf89..93a14eaf4a5f 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 6 PATCHLEVEL = 1 -SUBLEVEL = 134 +SUBLEVEL = 138 EXTRAVERSION = NAME = Curry Ramen @@ -1103,6 +1103,9 @@ KBUILD_CFLAGS += $(call cc-option,-Werror=incompatible-pointer-types) # Require designated initializers for all marked structures KBUILD_CFLAGS += $(call cc-option,-Werror=designated-init) +# Ensure compilers do not transform certain loops into calls to wcslen() +KBUILD_CFLAGS += -fno-builtin-wcslen + # change __FILE__ to the relative path from the srctree KBUILD_CPPFLAGS += $(call cc-option,-fmacro-prefix-map=$(srctree)/=) diff --git a/android/abi_gki_aarch64_virtual_device b/android/abi_gki_aarch64_virtual_device index 17d3e79cc09d..1715e05a480d 100644 --- a/android/abi_gki_aarch64_virtual_device +++ b/android/abi_gki_aarch64_virtual_device @@ -1273,6 +1273,7 @@ bpf_prog_add bpf_prog_put bpf_prog_sub + bpf_redirect_info bpf_stats_enabled_key bpf_warn_invalid_xdp_action __cpuhp_remove_state diff --git a/arch/arm/boot/dts/imx6ul-imx6ull-opos6ul.dtsi b/arch/arm/boot/dts/imx6ul-imx6ull-opos6ul.dtsi index f2386dcb9ff2..dda4fa91b2f2 100644 --- a/arch/arm/boot/dts/imx6ul-imx6ull-opos6ul.dtsi +++ b/arch/arm/boot/dts/imx6ul-imx6ull-opos6ul.dtsi @@ -40,6 +40,9 @@ reg = <1>; interrupt-parent = <&gpio4>; interrupts = <16 IRQ_TYPE_LEVEL_LOW>; + micrel,led-mode = <1>; + clocks = <&clks IMX6UL_CLK_ENET_REF>; + clock-names = "rmii-ref"; status = "okay"; }; }; diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi index 7640b5158ff9..256df3a2d823 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -1247,8 +1247,7 @@ }; pwm0: pwm@1401e000 { - compatible = "mediatek,mt8173-disp-pwm", - "mediatek,mt6595-disp-pwm"; + compatible = "mediatek,mt8173-disp-pwm"; reg = <0 0x1401e000 0 0x1000>; #pwm-cells = <2>; clocks = <&mmsys CLK_MM_DISP_PWM026M>, @@ -1258,8 +1257,7 @@ }; pwm1: pwm@1401f000 { - compatible = "mediatek,mt8173-disp-pwm", - "mediatek,mt6595-disp-pwm"; + compatible = "mediatek,mt8173-disp-pwm"; reg = <0 0x1401f000 0 0x1000>; #pwm-cells = <2>; clocks = <&mmsys CLK_MM_DISP_PWM126M>, diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h index 8efc3302bf96..cdb024dd33f5 100644 --- a/arch/arm64/include/asm/cputype.h +++ b/arch/arm64/include/asm/cputype.h @@ -75,6 +75,7 @@ #define ARM_CPU_PART_CORTEX_A76 0xD0B #define ARM_CPU_PART_NEOVERSE_N1 0xD0C #define ARM_CPU_PART_CORTEX_A77 0xD0D +#define ARM_CPU_PART_CORTEX_A76AE 0xD0E #define ARM_CPU_PART_NEOVERSE_V1 0xD40 #define ARM_CPU_PART_CORTEX_A78 0xD41 #define ARM_CPU_PART_CORTEX_A78AE 0xD42 @@ -119,6 +120,7 @@ #define QCOM_CPU_PART_KRYO 0x200 #define QCOM_CPU_PART_KRYO_2XX_GOLD 0x800 #define QCOM_CPU_PART_KRYO_2XX_SILVER 0x801 +#define QCOM_CPU_PART_KRYO_3XX_GOLD 0x802 #define QCOM_CPU_PART_KRYO_3XX_SILVER 0x803 #define QCOM_CPU_PART_KRYO_4XX_GOLD 0x804 #define QCOM_CPU_PART_KRYO_4XX_SILVER 0x805 @@ -151,6 +153,7 @@ #define MIDR_CORTEX_A76 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A76) #define MIDR_NEOVERSE_N1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_N1) #define MIDR_CORTEX_A77 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A77) +#define MIDR_CORTEX_A76AE MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A76AE) #define MIDR_NEOVERSE_V1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V1) #define MIDR_CORTEX_A78 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A78) #define MIDR_CORTEX_A78AE MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A78AE) @@ -188,6 +191,7 @@ #define MIDR_QCOM_KRYO MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO) #define MIDR_QCOM_KRYO_2XX_GOLD MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_2XX_GOLD) #define MIDR_QCOM_KRYO_2XX_SILVER MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_2XX_SILVER) +#define MIDR_QCOM_KRYO_3XX_GOLD MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_3XX_GOLD) #define MIDR_QCOM_KRYO_3XX_SILVER MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_3XX_SILVER) #define MIDR_QCOM_KRYO_4XX_GOLD MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_4XX_GOLD) #define MIDR_QCOM_KRYO_4XX_SILVER MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO_4XX_SILVER) diff --git a/arch/arm64/include/asm/spectre.h b/arch/arm64/include/asm/spectre.h index aa3d3607d5c8..6f9f4f68b9e2 100644 --- a/arch/arm64/include/asm/spectre.h +++ b/arch/arm64/include/asm/spectre.h @@ -96,7 +96,6 @@ enum mitigation_state arm64_get_meltdown_state(void); enum mitigation_state arm64_get_spectre_bhb_state(void); bool is_spectre_bhb_affected(const struct arm64_cpu_capabilities *entry, int scope); -u8 spectre_bhb_loop_affected(int scope); void spectre_bhb_enable_mitigation(const struct arm64_cpu_capabilities *__unused); #endif /* __ASSEMBLY__ */ #endif /* __ASM_SPECTRE_H */ diff --git a/arch/arm64/kernel/proton-pack.c b/arch/arm64/kernel/proton-pack.c index 2df5e43ae4d1..3d12fc5af87b 100644 --- a/arch/arm64/kernel/proton-pack.c +++ b/arch/arm64/kernel/proton-pack.c @@ -857,52 +857,88 @@ static unsigned long system_bhb_mitigations; * This must be called with SCOPE_LOCAL_CPU for each type of CPU, before any * SCOPE_SYSTEM call will give the right answer. */ -u8 spectre_bhb_loop_affected(int scope) +static bool is_spectre_bhb_safe(int scope) +{ + static const struct midr_range spectre_bhb_safe_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A35), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A53), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A55), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A510), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A520), + MIDR_ALL_VERSIONS(MIDR_BRAHMA_B53), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_2XX_SILVER), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_3XX_SILVER), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_4XX_SILVER), + {}, + }; + static bool all_safe = true; + + if (scope != SCOPE_LOCAL_CPU) + return all_safe; + + if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_safe_list)) + return true; + + all_safe = false; + + return false; +} + +static u8 spectre_bhb_loop_affected(void) { u8 k = 0; - static u8 max_bhb_k; - if (scope == SCOPE_LOCAL_CPU) { - static const struct midr_range spectre_bhb_k32_list[] = { - MIDR_ALL_VERSIONS(MIDR_CORTEX_A78), - MIDR_ALL_VERSIONS(MIDR_CORTEX_A78AE), - MIDR_ALL_VERSIONS(MIDR_CORTEX_A78C), - MIDR_ALL_VERSIONS(MIDR_CORTEX_X1), - MIDR_ALL_VERSIONS(MIDR_CORTEX_A710), - MIDR_ALL_VERSIONS(MIDR_CORTEX_X2), - MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N2), - MIDR_ALL_VERSIONS(MIDR_NEOVERSE_V1), - {}, - }; - static const struct midr_range spectre_bhb_k24_list[] = { - MIDR_ALL_VERSIONS(MIDR_CORTEX_A76), - MIDR_ALL_VERSIONS(MIDR_CORTEX_A77), - MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N1), - {}, - }; - static const struct midr_range spectre_bhb_k11_list[] = { - MIDR_ALL_VERSIONS(MIDR_AMPERE1), - {}, - }; - static const struct midr_range spectre_bhb_k8_list[] = { - MIDR_ALL_VERSIONS(MIDR_CORTEX_A72), - MIDR_ALL_VERSIONS(MIDR_CORTEX_A57), - {}, - }; + static const struct midr_range spectre_bhb_k132_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_X3), + MIDR_ALL_VERSIONS(MIDR_NEOVERSE_V2), + {}, + }; + static const struct midr_range spectre_bhb_k38_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A715), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A720), + {}, + }; + static const struct midr_range spectre_bhb_k32_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A78), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A78AE), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A78C), + MIDR_ALL_VERSIONS(MIDR_CORTEX_X1), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A710), + MIDR_ALL_VERSIONS(MIDR_CORTEX_X2), + MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N2), + MIDR_ALL_VERSIONS(MIDR_NEOVERSE_V1), + {}, + }; + static const struct midr_range spectre_bhb_k24_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A76), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A76AE), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A77), + MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N1), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_4XX_GOLD), + {}, + }; + static const struct midr_range spectre_bhb_k11_list[] = { + MIDR_ALL_VERSIONS(MIDR_AMPERE1), + {}, + }; + static const struct midr_range spectre_bhb_k8_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A72), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A57), + {}, + }; - if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k32_list)) - k = 32; - else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k24_list)) - k = 24; - else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k11_list)) - k = 11; - else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k8_list)) - k = 8; - - max_bhb_k = max(max_bhb_k, k); - } else { - k = max_bhb_k; - } + if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k132_list)) + k = 132; + else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k38_list)) + k = 38; + else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k32_list)) + k = 32; + else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k24_list)) + k = 24; + else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k11_list)) + k = 11; + else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k8_list)) + k = 8; return k; } @@ -928,29 +964,13 @@ static enum mitigation_state spectre_bhb_get_cpu_fw_mitigation_state(void) } } -static bool is_spectre_bhb_fw_affected(int scope) +static bool has_spectre_bhb_fw_mitigation(void) { - static bool system_affected; enum mitigation_state fw_state; bool has_smccc = arm_smccc_1_1_get_conduit() != SMCCC_CONDUIT_NONE; - static const struct midr_range spectre_bhb_firmware_mitigated_list[] = { - MIDR_ALL_VERSIONS(MIDR_CORTEX_A73), - MIDR_ALL_VERSIONS(MIDR_CORTEX_A75), - {}, - }; - bool cpu_in_list = is_midr_in_range_list(read_cpuid_id(), - spectre_bhb_firmware_mitigated_list); - - if (scope != SCOPE_LOCAL_CPU) - return system_affected; fw_state = spectre_bhb_get_cpu_fw_mitigation_state(); - if (cpu_in_list || (has_smccc && fw_state == SPECTRE_MITIGATED)) { - system_affected = true; - return true; - } - - return false; + return has_smccc && fw_state == SPECTRE_MITIGATED; } static bool supports_ecbhb(int scope) @@ -966,6 +986,8 @@ static bool supports_ecbhb(int scope) ID_AA64MMFR1_EL1_ECBHB_SHIFT); } +static u8 max_bhb_k; + bool is_spectre_bhb_affected(const struct arm64_cpu_capabilities *entry, int scope) { @@ -974,16 +996,18 @@ bool is_spectre_bhb_affected(const struct arm64_cpu_capabilities *entry, if (supports_csv2p3(scope)) return false; - if (supports_clearbhb(scope)) - return true; + if (is_spectre_bhb_safe(scope)) + return false; - if (spectre_bhb_loop_affected(scope)) - return true; + /* + * At this point the core isn't known to be "safe" so we're going to + * assume it's vulnerable. We still need to update `max_bhb_k` though, + * but only if we aren't mitigating with clearbhb though. + */ + if (scope == SCOPE_LOCAL_CPU && !supports_clearbhb(SCOPE_LOCAL_CPU)) + max_bhb_k = max(max_bhb_k, spectre_bhb_loop_affected()); - if (is_spectre_bhb_fw_affected(scope)) - return true; - - return false; + return true; } static void this_cpu_set_vectors(enum arm64_bp_harden_el1_vectors slot) @@ -1017,7 +1041,7 @@ early_param("nospectre_bhb", parse_spectre_bhb_param); void spectre_bhb_enable_mitigation(const struct arm64_cpu_capabilities *entry) { bp_hardening_cb_t cpu_cb; - enum mitigation_state fw_state, state = SPECTRE_VULNERABLE; + enum mitigation_state state = SPECTRE_VULNERABLE; struct bp_hardening_data *data = this_cpu_ptr(&bp_hardening_data); if (!is_spectre_bhb_affected(entry, SCOPE_LOCAL_CPU)) @@ -1043,7 +1067,7 @@ void spectre_bhb_enable_mitigation(const struct arm64_cpu_capabilities *entry) this_cpu_set_vectors(EL1_VECTOR_BHB_CLEAR_INSN); state = SPECTRE_MITIGATED; set_bit(BHB_INSN, &system_bhb_mitigations); - } else if (spectre_bhb_loop_affected(SCOPE_LOCAL_CPU)) { + } else if (spectre_bhb_loop_affected()) { /* * Ensure KVM uses the indirect vector which will have the * branchy-loop added. A57/A72-r0 will already have selected @@ -1056,32 +1080,29 @@ void spectre_bhb_enable_mitigation(const struct arm64_cpu_capabilities *entry) this_cpu_set_vectors(EL1_VECTOR_BHB_LOOP); state = SPECTRE_MITIGATED; set_bit(BHB_LOOP, &system_bhb_mitigations); - } else if (is_spectre_bhb_fw_affected(SCOPE_LOCAL_CPU)) { - fw_state = spectre_bhb_get_cpu_fw_mitigation_state(); - if (fw_state == SPECTRE_MITIGATED) { - /* - * Ensure KVM uses one of the spectre bp_hardening - * vectors. The indirect vector doesn't include the EL3 - * call, so needs upgrading to - * HYP_VECTOR_SPECTRE_INDIRECT. - */ - if (!data->slot || data->slot == HYP_VECTOR_INDIRECT) - data->slot += 1; + } else if (has_spectre_bhb_fw_mitigation()) { + /* + * Ensure KVM uses one of the spectre bp_hardening + * vectors. The indirect vector doesn't include the EL3 + * call, so needs upgrading to + * HYP_VECTOR_SPECTRE_INDIRECT. + */ + if (!data->slot || data->slot == HYP_VECTOR_INDIRECT) + data->slot += 1; - this_cpu_set_vectors(EL1_VECTOR_BHB_FW); + this_cpu_set_vectors(EL1_VECTOR_BHB_FW); - /* - * The WA3 call in the vectors supersedes the WA1 call - * made during context-switch. Uninstall any firmware - * bp_hardening callback. - */ - cpu_cb = spectre_v2_get_sw_mitigation_cb(); - if (__this_cpu_read(bp_hardening_data.fn) != cpu_cb) - __this_cpu_write(bp_hardening_data.fn, NULL); + /* + * The WA3 call in the vectors supersedes the WA1 call + * made during context-switch. Uninstall any firmware + * bp_hardening callback. + */ + cpu_cb = spectre_v2_get_sw_mitigation_cb(); + if (__this_cpu_read(bp_hardening_data.fn) != cpu_cb) + __this_cpu_write(bp_hardening_data.fn, NULL); - state = SPECTRE_MITIGATED; - set_bit(BHB_FW, &system_bhb_mitigations); - } + state = SPECTRE_MITIGATED; + set_bit(BHB_FW, &system_bhb_mitigations); } update_mitigation_state(&spectre_bhb_state, state); @@ -1115,7 +1136,6 @@ void noinstr spectre_bhb_patch_loop_iter(struct alt_instr *alt, { u8 rd; u32 insn; - u16 loop_count = spectre_bhb_loop_affected(SCOPE_SYSTEM); BUG_ON(nr_inst != 1); /* MOV -> MOV */ @@ -1124,7 +1144,7 @@ void noinstr spectre_bhb_patch_loop_iter(struct alt_instr *alt, insn = le32_to_cpu(*origptr); rd = aarch64_insn_decode_register(AARCH64_INSN_REGTYPE_RD, insn); - insn = aarch64_insn_gen_movewide(rd, loop_count, 0, + insn = aarch64_insn_gen_movewide(rd, max_bhb_k, 0, AARCH64_INSN_VARIANT_64BIT, AARCH64_INSN_MOVEWIDE_ZERO); *updptr++ = cpu_to_le32(insn); diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 4386e156c019..d37fdbde77a6 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -470,7 +470,11 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu) if (err) return err; - return kvm_share_hyp(vcpu, vcpu + 1); + err = kvm_share_hyp(vcpu, vcpu + 1); + if (err) + kvm_vgic_vcpu_destroy(vcpu); + + return err; } void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu) diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index a887a434991b..17d354bf13d2 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -1593,7 +1593,8 @@ int arch_add_memory(int nid, u64 start, u64 size, __remove_pgd_mapping(swapper_pg_dir, __phys_to_virt(start), size); else { - max_pfn = PFN_UP(start + size); + /* Address of hotplugged memory can be smaller */ + max_pfn = max(max_pfn, PFN_UP(start + size)); max_low_pfn = max_pfn; } diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index 0166d357069d..6c55d85b1c76 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -51,6 +51,7 @@ config LOONGARCH select ARCH_SUPPORTS_NUMA_BALANCING select ARCH_USE_BUILTIN_BSWAP select ARCH_USE_CMPXCHG_LOCKREF + select ARCH_USE_MEMTEST select ARCH_USE_QUEUED_RWLOCKS select ARCH_USE_QUEUED_SPINLOCKS select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT diff --git a/arch/loongarch/include/asm/ptrace.h b/arch/loongarch/include/asm/ptrace.h index 59c4608de91d..f5d9096d18aa 100644 --- a/arch/loongarch/include/asm/ptrace.h +++ b/arch/loongarch/include/asm/ptrace.h @@ -32,9 +32,9 @@ struct pt_regs { unsigned long __last[]; } __aligned(8); -static inline int regs_irqs_disabled(struct pt_regs *regs) +static __always_inline bool regs_irqs_disabled(struct pt_regs *regs) { - return arch_irqs_disabled_flags(regs->csr_prmd); + return !(regs->csr_prmd & CSR_PRMD_PIE); } static inline unsigned long kernel_stack_pointer(struct pt_regs *regs) diff --git a/arch/loongarch/kernel/acpi.c b/arch/loongarch/kernel/acpi.c index 8319cc409009..4dd55a50d89e 100644 --- a/arch/loongarch/kernel/acpi.c +++ b/arch/loongarch/kernel/acpi.c @@ -173,18 +173,6 @@ static __init int setup_node(int pxm) return acpi_map_pxm_to_node(pxm); } -/* - * Callback for SLIT parsing. pxm_to_node() returns NUMA_NO_NODE for - * I/O localities since SRAT does not list them. I/O localities are - * not supported at this point. - */ -unsigned int numa_distance_cnt; - -static inline unsigned int get_numa_distances_cnt(struct acpi_table_slit *slit) -{ - return slit->locality_count; -} - void __init numa_set_distance(int from, int to, int distance) { if ((u8)distance != distance || (from == to && distance != LOCAL_DISTANCE)) { diff --git a/arch/loongarch/mm/hugetlbpage.c b/arch/loongarch/mm/hugetlbpage.c index ba138117b124..70b4a51885c2 100644 --- a/arch/loongarch/mm/hugetlbpage.c +++ b/arch/loongarch/mm/hugetlbpage.c @@ -47,7 +47,7 @@ pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr, pmd = pmd_offset(pud, addr); } } - return (pte_t *) pmd; + return pmd_none(*pmd) ? NULL : (pte_t *) pmd; } /* diff --git a/arch/loongarch/mm/init.c b/arch/loongarch/mm/init.c index f42a3be5f28d..3861ae6942a0 100644 --- a/arch/loongarch/mm/init.c +++ b/arch/loongarch/mm/init.c @@ -89,9 +89,6 @@ void __init paging_init(void) { unsigned long max_zone_pfns[MAX_NR_ZONES]; -#ifdef CONFIG_ZONE_DMA - max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN; -#endif #ifdef CONFIG_ZONE_DMA32 max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN; #endif diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c index d53919729f92..93e9110aafa1 100644 --- a/arch/loongarch/net/bpf_jit.c +++ b/arch/loongarch/net/bpf_jit.c @@ -142,8 +142,6 @@ static void build_prologue(struct jit_ctx *ctx) */ if (seen_tail_call(ctx) && seen_call(ctx)) move_reg(ctx, TCC_SAVED, REG_TCC); - else - emit_insn(ctx, nop); ctx->stack_size = stack_adjust; } diff --git a/arch/loongarch/net/bpf_jit.h b/arch/loongarch/net/bpf_jit.h index d9421469a731..684b22f54ccc 100644 --- a/arch/loongarch/net/bpf_jit.h +++ b/arch/loongarch/net/bpf_jit.h @@ -25,11 +25,6 @@ struct jit_data { struct jit_ctx ctx; }; -static inline void emit_nop(union loongarch_instruction *insn) -{ - insn->word = INSN_NOP; -} - #define emit_insn(ctx, func, ...) \ do { \ if (ctx->image != NULL) { \ diff --git a/arch/mips/dec/prom/init.c b/arch/mips/dec/prom/init.c index cb12eb211a49..8d74d7d6c05b 100644 --- a/arch/mips/dec/prom/init.c +++ b/arch/mips/dec/prom/init.c @@ -42,7 +42,7 @@ int (*__pmax_close)(int); * Detect which PROM the DECSTATION has, and set the callback vectors * appropriately. */ -void __init which_prom(s32 magic, s32 *prom_vec) +static void __init which_prom(s32 magic, s32 *prom_vec) { /* * No sign of the REX PROM's magic number means we assume a non-REX diff --git a/arch/mips/include/asm/ds1287.h b/arch/mips/include/asm/ds1287.h index 46cfb01f9a14..51cb61fd4c03 100644 --- a/arch/mips/include/asm/ds1287.h +++ b/arch/mips/include/asm/ds1287.h @@ -8,7 +8,7 @@ #define __ASM_DS1287_H extern int ds1287_timer_state(void); -extern void ds1287_set_base_clock(unsigned int clock); +extern int ds1287_set_base_clock(unsigned int hz); extern int ds1287_clockevent_init(int irq); #endif diff --git a/arch/mips/include/asm/mips-cm.h b/arch/mips/include/asm/mips-cm.h index 696b40beb774..8494466740cc 100644 --- a/arch/mips/include/asm/mips-cm.h +++ b/arch/mips/include/asm/mips-cm.h @@ -47,6 +47,16 @@ extern phys_addr_t __mips_cm_phys_base(void); */ extern int mips_cm_is64; +/* + * mips_cm_is_l2_hci_broken - determine if HCI is broken + * + * Some CM reports show that Hardware Cache Initialization is + * complete, but in reality it's not the case. They also incorrectly + * indicate that Hardware Cache Initialization is supported. This + * flags allows warning about this broken feature. + */ +extern bool mips_cm_is_l2_hci_broken; + /** * mips_cm_error_report - Report CM cache errors */ @@ -85,6 +95,18 @@ static inline bool mips_cm_present(void) #endif } +/** + * mips_cm_update_property - update property from the device tree + * + * Retrieve the properties from the device tree if a CM node exist and + * update the internal variable based on this. + */ +#ifdef CONFIG_MIPS_CM +extern void mips_cm_update_property(void); +#else +static inline void mips_cm_update_property(void) {} +#endif + /** * mips_cm_has_l2sync - determine whether an L2-only sync region is present * diff --git a/arch/mips/kernel/cevt-ds1287.c b/arch/mips/kernel/cevt-ds1287.c index 9a47fbcd4638..de64d6bb7ba3 100644 --- a/arch/mips/kernel/cevt-ds1287.c +++ b/arch/mips/kernel/cevt-ds1287.c @@ -10,6 +10,7 @@ #include #include +#include #include int ds1287_timer_state(void) diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c index b4f7d950c846..e21c2fd76167 100644 --- a/arch/mips/kernel/mips-cm.c +++ b/arch/mips/kernel/mips-cm.c @@ -5,6 +5,7 @@ */ #include +#include #include #include @@ -14,6 +15,7 @@ void __iomem *mips_gcr_base; void __iomem *mips_cm_l2sync_base; int mips_cm_is64; +bool mips_cm_is_l2_hci_broken; static char *cm2_tr[8] = { "mem", "gcr", "gic", "mmio", @@ -238,6 +240,18 @@ static void mips_cm_probe_l2sync(void) mips_cm_l2sync_base = ioremap(addr, MIPS_CM_L2SYNC_SIZE); } +void mips_cm_update_property(void) +{ + struct device_node *cm_node; + + cm_node = of_find_compatible_node(of_root, NULL, "mobileye,eyeq6-cm"); + if (!cm_node) + return; + pr_info("HCI (Hardware Cache Init for the L2 cache) in GCR_L2_RAM_CONFIG from the CM3 is broken"); + mips_cm_is_l2_hci_broken = true; + of_node_put(cm_node); +} + int mips_cm_probe(void) { phys_addr_t addr; diff --git a/arch/parisc/kernel/pdt.c b/arch/parisc/kernel/pdt.c index e391b175f5ec..7dbb241a9fb7 100644 --- a/arch/parisc/kernel/pdt.c +++ b/arch/parisc/kernel/pdt.c @@ -62,6 +62,7 @@ static unsigned long pdt_entry[MAX_PDT_ENTRIES] __page_aligned_bss; #define PDT_ADDR_PERM_ERR (pdt_type != PDT_PDC ? 2UL : 0UL) #define PDT_ADDR_SINGLE_ERR 1UL +#ifdef CONFIG_PROC_FS /* report PDT entries via /proc/meminfo */ void arch_report_meminfo(struct seq_file *m) { @@ -73,6 +74,7 @@ void arch_report_meminfo(struct seq_file *m) seq_printf(m, "PDT_cur_entries: %7lu\n", pdt_status.pdt_entries); } +#endif static int get_info_pat_new(void) { diff --git a/arch/parisc/math-emu/driver.c b/arch/parisc/math-emu/driver.c index 6ce427b58836..ecd27b48d61f 100644 --- a/arch/parisc/math-emu/driver.c +++ b/arch/parisc/math-emu/driver.c @@ -103,9 +103,19 @@ handle_fpe(struct pt_regs *regs) memcpy(regs->fr, frcopy, sizeof regs->fr); if (signalcode != 0) { - force_sig_fault(signalcode >> 24, signalcode & 0xffffff, - (void __user *) regs->iaoq[0]); - return -1; + int sig = signalcode >> 24; + + if (sig == SIGFPE) { + /* + * Clear floating point trap bit to avoid trapping + * again on the first floating-point instruction in + * the userspace signal handler. + */ + regs->fr[0] &= ~(1ULL << 38); + } + force_sig_fault(sig, signalcode & 0xffffff, + (void __user *) regs->iaoq[0]); + return -1; } return signalcode ? -1 : 0; diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index f8d3caad4cf3..3c06c8389e05 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include @@ -1178,6 +1179,9 @@ SYSCALL_DEFINE1(rtas, struct rtas_args __user *, uargs) || nargs + nret > ARRAY_SIZE(args.args)) return -EINVAL; + nargs = array_index_nospec(nargs, ARRAY_SIZE(args.args)); + nret = array_index_nospec(nret, ARRAY_SIZE(args.args) - nargs); + /* Copy in args. */ if (copy_from_user(args.args, uargs->args, nargs * sizeof(rtas_arg_t)) != 0) diff --git a/arch/riscv/include/asm/kgdb.h b/arch/riscv/include/asm/kgdb.h index 46677daf708b..cc11c4544cff 100644 --- a/arch/riscv/include/asm/kgdb.h +++ b/arch/riscv/include/asm/kgdb.h @@ -19,16 +19,9 @@ #ifndef __ASSEMBLY__ +void arch_kgdb_breakpoint(void); extern unsigned long kgdb_compiled_break; -static inline void arch_kgdb_breakpoint(void) -{ - asm(".global kgdb_compiled_break\n" - ".option norvc\n" - "kgdb_compiled_break: ebreak\n" - ".option rvc\n"); -} - #endif /* !__ASSEMBLY__ */ #define DBG_REG_ZERO "zero" diff --git a/arch/riscv/include/asm/syscall.h b/arch/riscv/include/asm/syscall.h index 384a63b86420..8426c4510d31 100644 --- a/arch/riscv/include/asm/syscall.h +++ b/arch/riscv/include/asm/syscall.h @@ -61,8 +61,11 @@ static inline void syscall_get_arguments(struct task_struct *task, unsigned long *args) { args[0] = regs->orig_a0; - args++; - memcpy(args, ®s->a1, 5 * sizeof(args[0])); + args[1] = regs->a1; + args[2] = regs->a2; + args[3] = regs->a3; + args[4] = regs->a4; + args[5] = regs->a5; } static inline int syscall_get_arch(struct task_struct *task) diff --git a/arch/riscv/kernel/kgdb.c b/arch/riscv/kernel/kgdb.c index 963ed7edcff2..1d83b3696721 100644 --- a/arch/riscv/kernel/kgdb.c +++ b/arch/riscv/kernel/kgdb.c @@ -273,6 +273,12 @@ void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long pc) regs->epc = pc; } +noinline void arch_kgdb_breakpoint(void) +{ + asm(".global kgdb_compiled_break\n" + "kgdb_compiled_break: ebreak\n"); +} + void kgdb_arch_handle_qxfer_pkt(char *remcom_in_buffer, char *remcom_out_buffer) { diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c index 2acf51c23567..f4c3252abce4 100644 --- a/arch/riscv/kernel/setup.c +++ b/arch/riscv/kernel/setup.c @@ -76,6 +76,9 @@ static struct resource bss_res = { .name = "Kernel bss", }; static struct resource elfcorehdr_res = { .name = "ELF Core hdr", }; #endif +static int num_standard_resources; +static struct resource *standard_resources; + static int __init add_resource(struct resource *parent, struct resource *res) { @@ -149,7 +152,7 @@ static void __init init_resources(void) struct resource *res = NULL; struct resource *mem_res = NULL; size_t mem_res_sz = 0; - int num_resources = 0, res_idx = 0; + int num_resources = 0, res_idx = 0, non_resv_res = 0; int ret = 0; /* + 1 as memblock_alloc() might increase memblock.reserved.cnt */ @@ -213,6 +216,7 @@ static void __init init_resources(void) /* Add /memory regions to the resource tree */ for_each_mem_region(region) { res = &mem_res[res_idx--]; + non_resv_res++; if (unlikely(memblock_is_nomap(region))) { res->name = "Reserved"; @@ -230,6 +234,9 @@ static void __init init_resources(void) goto error; } + num_standard_resources = non_resv_res; + standard_resources = &mem_res[res_idx + 1]; + /* Clean-up any unused pre-allocated resources */ if (res_idx >= 0) memblock_free(mem_res, (res_idx + 1) * sizeof(*mem_res)); @@ -241,6 +248,33 @@ static void __init init_resources(void) memblock_free(mem_res, mem_res_sz); } +static int __init reserve_memblock_reserved_regions(void) +{ + u64 i, j; + + for (i = 0; i < num_standard_resources; i++) { + struct resource *mem = &standard_resources[i]; + phys_addr_t r_start, r_end, mem_size = resource_size(mem); + + if (!memblock_is_region_reserved(mem->start, mem_size)) + continue; + + for_each_reserved_mem_range(j, &r_start, &r_end) { + resource_size_t start, end; + + start = max(PFN_PHYS(PFN_DOWN(r_start)), mem->start); + end = min(PFN_PHYS(PFN_UP(r_end)) - 1, mem->end); + + if (start > mem->end || end < mem->start) + continue; + + reserve_region_with_split(mem, start, end, "Reserved"); + } + } + + return 0; +} +arch_initcall(reserve_memblock_reserved_regions); static void __init parse_dtb(void) { diff --git a/arch/s390/kvm/trace-s390.h b/arch/s390/kvm/trace-s390.h index 6f0209d45164..9c5f546a2e1a 100644 --- a/arch/s390/kvm/trace-s390.h +++ b/arch/s390/kvm/trace-s390.h @@ -56,7 +56,7 @@ TRACE_EVENT(kvm_s390_create_vcpu, __entry->sie_block = sie_block; ), - TP_printk("create cpu %d at 0x%pK, sie block at 0x%pK", + TP_printk("create cpu %d at 0x%p, sie block at 0x%p", __entry->id, __entry->vcpu, __entry->sie_block) ); @@ -255,7 +255,7 @@ TRACE_EVENT(kvm_s390_enable_css, __entry->kvm = kvm; ), - TP_printk("enabling channel I/O support (kvm @ %pK)\n", + TP_printk("enabling channel I/O support (kvm @ %p)\n", __entry->kvm) ); diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c index 946f33c1b032..4b762c35b608 100644 --- a/arch/sparc/mm/tlb.c +++ b/arch/sparc/mm/tlb.c @@ -52,8 +52,10 @@ out: void arch_enter_lazy_mmu_mode(void) { - struct tlb_batch *tb = this_cpu_ptr(&tlb_batch); + struct tlb_batch *tb; + preempt_disable(); + tb = this_cpu_ptr(&tlb_batch); tb->active = 1; } @@ -64,6 +66,7 @@ void arch_leave_lazy_mmu_mode(void) if (tb->tlb_nr) flush_tlb_pending(); tb->active = 0; + preempt_enable(); } static void tlb_batch_add_one(struct mm_struct *mm, unsigned long vaddr, diff --git a/arch/x86/entry/entry.S b/arch/x86/entry/entry.S index f4419afc7147..bda217961172 100644 --- a/arch/x86/entry/entry.S +++ b/arch/x86/entry/entry.S @@ -16,7 +16,7 @@ SYM_FUNC_START(entry_ibpb) movl $MSR_IA32_PRED_CMD, %ecx - movl $PRED_CMD_IBPB, %eax + movl _ASM_RIP(x86_pred_cmd), %eax xorl %edx, %edx wrmsr diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index 206bb6583310..9c1244e18c02 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -621,7 +621,7 @@ int x86_pmu_hw_config(struct perf_event *event) if (event->attr.type == event->pmu->type) event->hw.config |= event->attr.config & X86_RAW_EVENT_MASK; - if (!event->attr.freq && x86_pmu.limit_period) { + if (is_sampling_event(event) && !event->attr.freq && x86_pmu.limit_period) { s64 left = event->attr.sample_period; x86_pmu.limit_period(event, &left); if (left > event->attr.sample_period) diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index 46677cad3a39..b380fc5ea088 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -4177,7 +4177,7 @@ static struct perf_guest_switch_msr *intel_guest_get_msrs(int *nr, void *data) arr[pebs_enable] = (struct perf_guest_switch_msr){ .msr = MSR_IA32_PEBS_ENABLE, .host = cpuc->pebs_enabled & ~cpuc->intel_ctrl_guest_mask, - .guest = pebs_mask & ~cpuc->intel_ctrl_host_mask, + .guest = pebs_mask & ~cpuc->intel_ctrl_host_mask & kvm_pmu->pebs_enable, }; if (arr[pebs_enable].host) { diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 413f9dcff601..4b7faa3180e5 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -1149,8 +1149,10 @@ static u64 pebs_update_adaptive_cfg(struct perf_event *event) * + precise_ip < 2 for the non event IP * + For RTM TSX weight we need GPRs for the abort code. */ - gprs = (sample_type & PERF_SAMPLE_REGS_INTR) && - (attr->sample_regs_intr & PEBS_GP_REGS); + gprs = ((sample_type & PERF_SAMPLE_REGS_INTR) && + (attr->sample_regs_intr & PEBS_GP_REGS)) || + ((sample_type & PERF_SAMPLE_REGS_USER) && + (attr->sample_regs_user & PEBS_GP_REGS)); tsx_weight = (sample_type & PERF_SAMPLE_WEIGHT_TYPE) && ((attr->config & INTEL_ARCH_EVENT_MASK) == @@ -1792,7 +1794,7 @@ static void setup_pebs_adaptive_sample_data(struct perf_event *event, regs->flags &= ~PERF_EFLAGS_EXACT; } - if (sample_type & PERF_SAMPLE_REGS_INTR) + if (sample_type & (PERF_SAMPLE_REGS_INTR | PERF_SAMPLE_REGS_USER)) adaptive_pebs_save_regs(regs, gprs); } diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c index d081eb89ba12..831c4e3f371a 100644 --- a/arch/x86/events/intel/uncore_snbep.c +++ b/arch/x86/events/intel/uncore_snbep.c @@ -4656,28 +4656,28 @@ static struct uncore_event_desc snr_uncore_iio_freerunning_events[] = { INTEL_UNCORE_EVENT_DESC(ioclk, "event=0xff,umask=0x10"), /* Free-Running IIO BANDWIDTH IN Counters */ INTEL_UNCORE_EVENT_DESC(bw_in_port0, "event=0xff,umask=0x20"), - INTEL_UNCORE_EVENT_DESC(bw_in_port0.scale, "3.814697266e-6"), + INTEL_UNCORE_EVENT_DESC(bw_in_port0.scale, "3.0517578125e-5"), INTEL_UNCORE_EVENT_DESC(bw_in_port0.unit, "MiB"), INTEL_UNCORE_EVENT_DESC(bw_in_port1, "event=0xff,umask=0x21"), - INTEL_UNCORE_EVENT_DESC(bw_in_port1.scale, "3.814697266e-6"), + INTEL_UNCORE_EVENT_DESC(bw_in_port1.scale, "3.0517578125e-5"), INTEL_UNCORE_EVENT_DESC(bw_in_port1.unit, "MiB"), INTEL_UNCORE_EVENT_DESC(bw_in_port2, "event=0xff,umask=0x22"), - INTEL_UNCORE_EVENT_DESC(bw_in_port2.scale, "3.814697266e-6"), + INTEL_UNCORE_EVENT_DESC(bw_in_port2.scale, "3.0517578125e-5"), INTEL_UNCORE_EVENT_DESC(bw_in_port2.unit, "MiB"), INTEL_UNCORE_EVENT_DESC(bw_in_port3, "event=0xff,umask=0x23"), - INTEL_UNCORE_EVENT_DESC(bw_in_port3.scale, "3.814697266e-6"), + INTEL_UNCORE_EVENT_DESC(bw_in_port3.scale, "3.0517578125e-5"), INTEL_UNCORE_EVENT_DESC(bw_in_port3.unit, "MiB"), INTEL_UNCORE_EVENT_DESC(bw_in_port4, "event=0xff,umask=0x24"), - INTEL_UNCORE_EVENT_DESC(bw_in_port4.scale, "3.814697266e-6"), + INTEL_UNCORE_EVENT_DESC(bw_in_port4.scale, "3.0517578125e-5"), INTEL_UNCORE_EVENT_DESC(bw_in_port4.unit, "MiB"), INTEL_UNCORE_EVENT_DESC(bw_in_port5, "event=0xff,umask=0x25"), - INTEL_UNCORE_EVENT_DESC(bw_in_port5.scale, "3.814697266e-6"), + INTEL_UNCORE_EVENT_DESC(bw_in_port5.scale, "3.0517578125e-5"), INTEL_UNCORE_EVENT_DESC(bw_in_port5.unit, "MiB"), INTEL_UNCORE_EVENT_DESC(bw_in_port6, "event=0xff,umask=0x26"), - INTEL_UNCORE_EVENT_DESC(bw_in_port6.scale, "3.814697266e-6"), + INTEL_UNCORE_EVENT_DESC(bw_in_port6.scale, "3.0517578125e-5"), INTEL_UNCORE_EVENT_DESC(bw_in_port6.unit, "MiB"), INTEL_UNCORE_EVENT_DESC(bw_in_port7, "event=0xff,umask=0x27"), - INTEL_UNCORE_EVENT_DESC(bw_in_port7.scale, "3.814697266e-6"), + INTEL_UNCORE_EVENT_DESC(bw_in_port7.scale, "3.0517578125e-5"), INTEL_UNCORE_EVENT_DESC(bw_in_port7.unit, "MiB"), { /* end: all zeroes */ }, }; @@ -5250,37 +5250,6 @@ static struct freerunning_counters icx_iio_freerunning[] = { [ICX_IIO_MSR_BW_IN] = { 0xaa0, 0x1, 0x10, 8, 48, icx_iio_bw_freerunning_box_offsets }, }; -static struct uncore_event_desc icx_uncore_iio_freerunning_events[] = { - /* Free-Running IIO CLOCKS Counter */ - INTEL_UNCORE_EVENT_DESC(ioclk, "event=0xff,umask=0x10"), - /* Free-Running IIO BANDWIDTH IN Counters */ - INTEL_UNCORE_EVENT_DESC(bw_in_port0, "event=0xff,umask=0x20"), - INTEL_UNCORE_EVENT_DESC(bw_in_port0.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port0.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port1, "event=0xff,umask=0x21"), - INTEL_UNCORE_EVENT_DESC(bw_in_port1.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port1.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port2, "event=0xff,umask=0x22"), - INTEL_UNCORE_EVENT_DESC(bw_in_port2.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port2.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port3, "event=0xff,umask=0x23"), - INTEL_UNCORE_EVENT_DESC(bw_in_port3.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port3.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port4, "event=0xff,umask=0x24"), - INTEL_UNCORE_EVENT_DESC(bw_in_port4.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port4.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port5, "event=0xff,umask=0x25"), - INTEL_UNCORE_EVENT_DESC(bw_in_port5.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port5.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port6, "event=0xff,umask=0x26"), - INTEL_UNCORE_EVENT_DESC(bw_in_port6.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port6.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port7, "event=0xff,umask=0x27"), - INTEL_UNCORE_EVENT_DESC(bw_in_port7.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port7.unit, "MiB"), - { /* end: all zeroes */ }, -}; - static struct intel_uncore_type icx_uncore_iio_free_running = { .name = "iio_free_running", .num_counters = 9, @@ -5288,7 +5257,7 @@ static struct intel_uncore_type icx_uncore_iio_free_running = { .num_freerunning_types = ICX_IIO_FREERUNNING_TYPE_MAX, .freerunning = icx_iio_freerunning, .ops = &skx_uncore_iio_freerunning_ops, - .event_descs = icx_uncore_iio_freerunning_events, + .event_descs = snr_uncore_iio_freerunning_events, .format_group = &skx_uncore_iio_freerunning_format_group, }; @@ -5857,69 +5826,13 @@ static struct freerunning_counters spr_iio_freerunning[] = { [SPR_IIO_MSR_BW_OUT] = { 0x3808, 0x1, 0x10, 8, 48 }, }; -static struct uncore_event_desc spr_uncore_iio_freerunning_events[] = { - /* Free-Running IIO CLOCKS Counter */ - INTEL_UNCORE_EVENT_DESC(ioclk, "event=0xff,umask=0x10"), - /* Free-Running IIO BANDWIDTH IN Counters */ - INTEL_UNCORE_EVENT_DESC(bw_in_port0, "event=0xff,umask=0x20"), - INTEL_UNCORE_EVENT_DESC(bw_in_port0.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port0.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port1, "event=0xff,umask=0x21"), - INTEL_UNCORE_EVENT_DESC(bw_in_port1.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port1.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port2, "event=0xff,umask=0x22"), - INTEL_UNCORE_EVENT_DESC(bw_in_port2.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port2.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port3, "event=0xff,umask=0x23"), - INTEL_UNCORE_EVENT_DESC(bw_in_port3.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port3.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port4, "event=0xff,umask=0x24"), - INTEL_UNCORE_EVENT_DESC(bw_in_port4.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port4.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port5, "event=0xff,umask=0x25"), - INTEL_UNCORE_EVENT_DESC(bw_in_port5.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port5.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port6, "event=0xff,umask=0x26"), - INTEL_UNCORE_EVENT_DESC(bw_in_port6.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port6.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_in_port7, "event=0xff,umask=0x27"), - INTEL_UNCORE_EVENT_DESC(bw_in_port7.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_in_port7.unit, "MiB"), - /* Free-Running IIO BANDWIDTH OUT Counters */ - INTEL_UNCORE_EVENT_DESC(bw_out_port0, "event=0xff,umask=0x30"), - INTEL_UNCORE_EVENT_DESC(bw_out_port0.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_out_port0.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_out_port1, "event=0xff,umask=0x31"), - INTEL_UNCORE_EVENT_DESC(bw_out_port1.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_out_port1.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_out_port2, "event=0xff,umask=0x32"), - INTEL_UNCORE_EVENT_DESC(bw_out_port2.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_out_port2.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_out_port3, "event=0xff,umask=0x33"), - INTEL_UNCORE_EVENT_DESC(bw_out_port3.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_out_port3.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_out_port4, "event=0xff,umask=0x34"), - INTEL_UNCORE_EVENT_DESC(bw_out_port4.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_out_port4.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_out_port5, "event=0xff,umask=0x35"), - INTEL_UNCORE_EVENT_DESC(bw_out_port5.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_out_port5.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_out_port6, "event=0xff,umask=0x36"), - INTEL_UNCORE_EVENT_DESC(bw_out_port6.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_out_port6.unit, "MiB"), - INTEL_UNCORE_EVENT_DESC(bw_out_port7, "event=0xff,umask=0x37"), - INTEL_UNCORE_EVENT_DESC(bw_out_port7.scale, "3.814697266e-6"), - INTEL_UNCORE_EVENT_DESC(bw_out_port7.unit, "MiB"), - { /* end: all zeroes */ }, -}; - static struct intel_uncore_type spr_uncore_iio_free_running = { .name = "iio_free_running", .num_counters = 17, .num_freerunning_types = SPR_IIO_FREERUNNING_TYPE_MAX, .freerunning = spr_iio_freerunning, .ops = &skx_uncore_iio_freerunning_ops, - .event_descs = spr_uncore_iio_freerunning_events, + .event_descs = snr_uncore_iio_freerunning_events, .format_group = &skx_uncore_iio_freerunning_format_group, }; diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h index e2e1ec99c999..256eee99afc8 100644 --- a/arch/x86/include/asm/kexec.h +++ b/arch/x86/include/asm/kexec.h @@ -16,7 +16,6 @@ # define PAGES_NR 4 #endif -# define KEXEC_CONTROL_PAGE_SIZE 4096 # define KEXEC_CONTROL_CODE_MAX_SIZE 2048 #ifndef __ASSEMBLY__ @@ -45,6 +44,7 @@ struct kimage; /* Maximum address we can use for the control code buffer */ # define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE +# define KEXEC_CONTROL_PAGE_SIZE 4096 /* The native architecture */ # define KEXEC_ARCH KEXEC_ARCH_386 @@ -59,6 +59,9 @@ struct kimage; /* Maximum address we can use for the control pages */ # define KEXEC_CONTROL_MEMORY_LIMIT (MAXMEM-1) +/* Allocate one page for the pdp and the second for the code */ +# define KEXEC_CONTROL_PAGE_SIZE (4096UL + 4096UL) + /* The native architecture */ # define KEXEC_ARCH KEXEC_ARCH_X86_64 #endif @@ -143,19 +146,6 @@ struct kimage_arch { }; #else struct kimage_arch { - /* - * This is a kimage control page, as it must not overlap with either - * source or destination address ranges. - */ - pgd_t *pgd; - /* - * The virtual mapping of the control code page itself is used only - * during the transition, while the current kernel's pages are all - * in place. Thus the intermediate page table pages used to map it - * are not control pages, but instead just normal pages obtained - * with get_zeroed_page(). And have to be tracked (below) so that - * they can be freed. - */ p4d_t *p4d; pud_t *pud; pmd_t *pmd; diff --git a/arch/x86/include/asm/kvm-x86-ops.h b/arch/x86/include/asm/kvm-x86-ops.h index abc07d004589..29bef25ac77c 100644 --- a/arch/x86/include/asm/kvm-x86-ops.h +++ b/arch/x86/include/asm/kvm-x86-ops.h @@ -47,6 +47,7 @@ KVM_X86_OP(set_idt) KVM_X86_OP(get_gdt) KVM_X86_OP(set_gdt) KVM_X86_OP(sync_dirty_debug_regs) +KVM_X86_OP(set_dr6) KVM_X86_OP(set_dr7) KVM_X86_OP(cache_reg) KVM_X86_OP(get_rflags) diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 9de3db4a32f8..eb06c2f68314 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -1499,6 +1499,7 @@ struct kvm_x86_ops { void (*get_gdt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt); void (*set_gdt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt); void (*sync_dirty_debug_regs)(struct kvm_vcpu *vcpu); + void (*set_dr6)(struct kvm_vcpu *vcpu, unsigned long value); void (*set_dr7)(struct kvm_vcpu *vcpu, unsigned long value); void (*cache_reg)(struct kvm_vcpu *vcpu, enum kvm_reg reg); unsigned long (*get_rflags)(struct kvm_vcpu *vcpu); diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 37796a1d0715..9ac93b4ba67b 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -787,7 +787,7 @@ static void init_amd_k8(struct cpuinfo_x86 *c) * (model = 0x14) and later actually support it. * (AMD Erratum #110, docId: 25759). */ - if (c->x86_model < 0x14 && cpu_has(c, X86_FEATURE_LAHF_LM)) { + if (c->x86_model < 0x14 && cpu_has(c, X86_FEATURE_LAHF_LM) && !cpu_has(c, X86_FEATURE_HYPERVISOR)) { clear_cpu_cap(c, X86_FEATURE_LAHF_LM); if (!rdmsrl_amd_safe(0xc001100d, &value)) { value &= ~BIT_64(32); diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index 7d73b5311551..0be0edb07a2a 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -1553,7 +1553,7 @@ static void __init spec_ctrl_disable_kernel_rrsba(void) rrsba_disabled = true; } -static void __init spectre_v2_determine_rsb_fill_type_at_vmexit(enum spectre_v2_mitigation mode) +static void __init spectre_v2_select_rsb_mitigation(enum spectre_v2_mitigation mode) { /* * Similar to context switches, there are two types of RSB attacks @@ -1577,27 +1577,30 @@ static void __init spectre_v2_determine_rsb_fill_type_at_vmexit(enum spectre_v2_ */ switch (mode) { case SPECTRE_V2_NONE: - return; + break; - case SPECTRE_V2_EIBRS_LFENCE: case SPECTRE_V2_EIBRS: - if (boot_cpu_has_bug(X86_BUG_EIBRS_PBRSB)) { - setup_force_cpu_cap(X86_FEATURE_RSB_VMEXIT_LITE); - pr_info("Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT\n"); - } - return; - + case SPECTRE_V2_EIBRS_LFENCE: case SPECTRE_V2_EIBRS_RETPOLINE: + if (boot_cpu_has_bug(X86_BUG_EIBRS_PBRSB)) { + pr_info("Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT\n"); + setup_force_cpu_cap(X86_FEATURE_RSB_VMEXIT_LITE); + } + break; + case SPECTRE_V2_RETPOLINE: case SPECTRE_V2_LFENCE: case SPECTRE_V2_IBRS: + pr_info("Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT\n"); + setup_force_cpu_cap(X86_FEATURE_RSB_CTXSW); setup_force_cpu_cap(X86_FEATURE_RSB_VMEXIT); - pr_info("Spectre v2 / SpectreRSB : Filling RSB on VMEXIT\n"); - return; - } + break; - pr_warn_once("Unknown Spectre v2 mode, disabling RSB mitigation at VM exit"); - dump_stack(); + default: + pr_warn_once("Unknown Spectre v2 mode, disabling RSB mitigation\n"); + dump_stack(); + break; + } } /* @@ -1822,10 +1825,7 @@ static void __init spectre_v2_select_mitigation(void) * * FIXME: Is this pointless for retbleed-affected AMD? */ - setup_force_cpu_cap(X86_FEATURE_RSB_CTXSW); - pr_info("Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch\n"); - - spectre_v2_determine_rsb_fill_type_at_vmexit(mode); + spectre_v2_select_rsb_mitigation(mode); /* * Retpoline protects the kernel, but doesn't protect firmware. IBRS diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index b91f3d72bcdd..2c43a1423b09 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -1204,7 +1204,13 @@ static void __split_lock_reenable(struct work_struct *work) { sld_update_msr(true); } -static DECLARE_DELAYED_WORK(sl_reenable, __split_lock_reenable); +/* + * In order for each CPU to schedule its delayed work independently of the + * others, delayed work struct must be per-CPU. This is not required when + * sysctl_sld_mitigate is enabled because of the semaphore that limits + * the number of simultaneously scheduled delayed works to 1. + */ +static DEFINE_PER_CPU(struct delayed_work, sl_reenable); /* * If a CPU goes offline with pending delayed work to re-enable split lock @@ -1225,7 +1231,7 @@ static int splitlock_cpu_offline(unsigned int cpu) static void split_lock_warn(unsigned long ip) { - struct delayed_work *work; + struct delayed_work *work = NULL; int cpu; if (!current->reported_split_lock) @@ -1247,11 +1253,17 @@ static void split_lock_warn(unsigned long ip) if (down_interruptible(&buslock_sem) == -EINTR) return; work = &sl_reenable_unlock; - } else { - work = &sl_reenable; } cpu = get_cpu(); + + if (!work) { + work = this_cpu_ptr(&sl_reenable); + /* Deferred initialization of per-CPU struct */ + if (!work->work.func) + INIT_DELAYED_WORK(work, __split_lock_reenable); + } + schedule_delayed_work_on(cpu, work, 2); /* Disable split lock detection on this CPU to make progress */ diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 993734e96615..b87a3f8ccb32 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -753,22 +753,21 @@ void __init e820__memory_setup_extended(u64 phys_addr, u32 data_len) void __init e820__register_nosave_regions(unsigned long limit_pfn) { int i; - unsigned long pfn = 0; + u64 last_addr = 0; for (i = 0; i < e820_table->nr_entries; i++) { struct e820_entry *entry = &e820_table->entries[i]; - if (pfn < PFN_UP(entry->addr)) - register_nosave_region(pfn, PFN_UP(entry->addr)); - - pfn = PFN_DOWN(entry->addr + entry->size); - if (entry->type != E820_TYPE_RAM && entry->type != E820_TYPE_RESERVED_KERN) - register_nosave_region(PFN_UP(entry->addr), pfn); + continue; - if (pfn >= limit_pfn) - break; + if (last_addr < entry->addr) + register_nosave_region(PFN_DOWN(last_addr), PFN_UP(entry->addr)); + + last_addr = entry->addr + entry->size; } + + register_nosave_region(PFN_DOWN(last_addr), limit_pfn); } #ifdef CONFIG_ACPI diff --git a/arch/x86/kernel/i8253.c b/arch/x86/kernel/i8253.c index 80e262bb627f..cb9852ad6098 100644 --- a/arch/x86/kernel/i8253.c +++ b/arch/x86/kernel/i8253.c @@ -46,7 +46,8 @@ bool __init pit_timer_init(void) * VMMs otherwise steal CPU time just to pointlessly waggle * the (masked) IRQ. */ - clockevent_i8253_disable(); + scoped_guard(irq) + clockevent_i8253_disable(); return false; } clockevent_i8253_init(true); diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c index 5d61a342871b..24b6eaacc81e 100644 --- a/arch/x86/kernel/machine_kexec_64.c +++ b/arch/x86/kernel/machine_kexec_64.c @@ -149,8 +149,7 @@ static void free_transition_pgtable(struct kimage *image) image->arch.pte = NULL; } -static int init_transition_pgtable(struct kimage *image, pgd_t *pgd, - unsigned long control_page) +static int init_transition_pgtable(struct kimage *image, pgd_t *pgd) { pgprot_t prot = PAGE_KERNEL_EXEC_NOENC; unsigned long vaddr, paddr; @@ -161,7 +160,7 @@ static int init_transition_pgtable(struct kimage *image, pgd_t *pgd, pte_t *pte; vaddr = (unsigned long)relocate_kernel; - paddr = control_page; + paddr = __pa(page_address(image->control_code_page)+PAGE_SIZE); pgd += pgd_index(vaddr); if (!pgd_present(*pgd)) { p4d = (p4d_t *)get_zeroed_page(GFP_KERNEL); @@ -220,7 +219,7 @@ static void *alloc_pgt_page(void *data) return p; } -static int init_pgtable(struct kimage *image, unsigned long control_page) +static int init_pgtable(struct kimage *image, unsigned long start_pgtable) { struct x86_mapping_info info = { .alloc_pgt_page = alloc_pgt_page, @@ -229,12 +228,12 @@ static int init_pgtable(struct kimage *image, unsigned long control_page) .kernpg_flag = _KERNPG_TABLE_NOENC, }; unsigned long mstart, mend; + pgd_t *level4p; int result; int i; - image->arch.pgd = alloc_pgt_page(image); - if (!image->arch.pgd) - return -ENOMEM; + level4p = (pgd_t *)__va(start_pgtable); + clear_page(level4p); if (cc_platform_has(CC_ATTR_GUEST_MEM_ENCRYPT)) { info.page_flag |= _PAGE_ENC; @@ -248,8 +247,8 @@ static int init_pgtable(struct kimage *image, unsigned long control_page) mstart = pfn_mapped[i].start << PAGE_SHIFT; mend = pfn_mapped[i].end << PAGE_SHIFT; - result = kernel_ident_mapping_init(&info, image->arch.pgd, - mstart, mend); + result = kernel_ident_mapping_init(&info, + level4p, mstart, mend); if (result) return result; } @@ -264,8 +263,8 @@ static int init_pgtable(struct kimage *image, unsigned long control_page) mstart = image->segment[i].mem; mend = mstart + image->segment[i].memsz; - result = kernel_ident_mapping_init(&info, image->arch.pgd, - mstart, mend); + result = kernel_ident_mapping_init(&info, + level4p, mstart, mend); if (result) return result; @@ -275,19 +274,15 @@ static int init_pgtable(struct kimage *image, unsigned long control_page) * Prepare EFI systab and ACPI tables for kexec kernel since they are * not covered by pfn_mapped. */ - result = map_efi_systab(&info, image->arch.pgd); + result = map_efi_systab(&info, level4p); if (result) return result; - result = map_acpi_tables(&info, image->arch.pgd); + result = map_acpi_tables(&info, level4p); if (result) return result; - /* - * This must be last because the intermediate page table pages it - * allocates will not be control pages and may overlap the image. - */ - return init_transition_pgtable(image, image->arch.pgd, control_page); + return init_transition_pgtable(image, level4p); } static void load_segments(void) @@ -304,14 +299,14 @@ static void load_segments(void) int machine_kexec_prepare(struct kimage *image) { - unsigned long control_page; + unsigned long start_pgtable; int result; /* Calculate the offsets */ - control_page = page_to_pfn(image->control_code_page) << PAGE_SHIFT; + start_pgtable = page_to_pfn(image->control_code_page) << PAGE_SHIFT; /* Setup the identity mapped 64bit page table */ - result = init_pgtable(image, control_page); + result = init_pgtable(image, start_pgtable); if (result) return result; @@ -358,12 +353,13 @@ void machine_kexec(struct kimage *image) #endif } - control_page = page_address(image->control_code_page); + control_page = page_address(image->control_code_page) + PAGE_SIZE; __memcpy(control_page, relocate_kernel, KEXEC_CONTROL_CODE_MAX_SIZE); page_list[PA_CONTROL_PAGE] = virt_to_phys(control_page); page_list[VA_CONTROL_PAGE] = (unsigned long)control_page; - page_list[PA_TABLE_PAGE] = (unsigned long)__pa(image->arch.pgd); + page_list[PA_TABLE_PAGE] = + (unsigned long)__pa(page_address(image->control_code_page)); if (image->type == KEXEC_TYPE_DEFAULT) page_list[PA_SWAP_PAGE] = (page_to_pfn(image->swap_page) @@ -582,7 +578,8 @@ static void kexec_mark_crashkres(bool protect) /* Don't touch the control code page used in crash_kexec().*/ control = PFN_PHYS(page_to_pfn(kexec_crash_image->control_code_page)); - kexec_mark_range(crashk_res.start, control - 1, protect); + /* Control code page is located in the 2nd page. */ + kexec_mark_range(crashk_res.start, control + PAGE_SIZE - 1, protect); control += KEXEC_CONTROL_PAGE_SIZE; kexec_mark_range(control, crashk_res.end, protect); } diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c index fb125b54ee68..0adbf0677b7c 100644 --- a/arch/x86/kvm/svm/avic.c +++ b/arch/x86/kvm/svm/avic.c @@ -839,7 +839,7 @@ static int svm_ir_list_add(struct vcpu_svm *svm, struct amd_iommu_pi_data *pi) * Allocating new amd_iommu_pi_data, which will get * add to the per-vcpu ir_list. */ - ir = kzalloc(sizeof(struct amd_svm_iommu_ir), GFP_KERNEL_ACCOUNT); + ir = kzalloc(sizeof(struct amd_svm_iommu_ir), GFP_ATOMIC | __GFP_ACCOUNT); if (!ir) { ret = -ENOMEM; goto out; @@ -915,6 +915,7 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq, { struct kvm_kernel_irq_routing_entry *e; struct kvm_irq_routing_table *irq_rt; + bool enable_remapped_mode = true; int idx, ret = 0; if (!kvm_arch_has_assigned_device(kvm) || @@ -952,6 +953,8 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq, kvm_vcpu_apicv_active(&svm->vcpu)) { struct amd_iommu_pi_data pi; + enable_remapped_mode = false; + /* Try to enable guest_mode in IRTE */ pi.base = __sme_set(page_to_phys(svm->avic_backing_page) & AVIC_HPA_MASK); @@ -970,33 +973,6 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq, */ if (!ret && pi.is_guest_mode) svm_ir_list_add(svm, &pi); - } else { - /* Use legacy mode in IRTE */ - struct amd_iommu_pi_data pi; - - /** - * Here, pi is used to: - * - Tell IOMMU to use legacy mode for this interrupt. - * - Retrieve ga_tag of prior interrupt remapping data. - */ - pi.prev_ga_tag = 0; - pi.is_guest_mode = false; - ret = irq_set_vcpu_affinity(host_irq, &pi); - - /** - * Check if the posted interrupt was previously - * setup with the guest_mode by checking if the ga_tag - * was cached. If so, we need to clean up the per-vcpu - * ir_list. - */ - if (!ret && pi.prev_ga_tag) { - int id = AVIC_GATAG_TO_VCPUID(pi.prev_ga_tag); - struct kvm_vcpu *vcpu; - - vcpu = kvm_get_vcpu_by_id(kvm, id); - if (vcpu) - svm_ir_list_del(to_svm(vcpu), &pi); - } } if (!ret && svm) { @@ -1012,6 +988,34 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq, } ret = 0; + if (enable_remapped_mode) { + /* Use legacy mode in IRTE */ + struct amd_iommu_pi_data pi; + + /** + * Here, pi is used to: + * - Tell IOMMU to use legacy mode for this interrupt. + * - Retrieve ga_tag of prior interrupt remapping data. + */ + pi.prev_ga_tag = 0; + pi.is_guest_mode = false; + ret = irq_set_vcpu_affinity(host_irq, &pi); + + /** + * Check if the posted interrupt was previously + * setup with the guest_mode by checking if the ga_tag + * was cached. If so, we need to clean up the per-vcpu + * ir_list. + */ + if (!ret && pi.prev_ga_tag) { + int id = AVIC_GATAG_TO_VCPUID(pi.prev_ga_tag); + struct kvm_vcpu *vcpu; + + vcpu = kvm_get_vcpu_by_id(kvm, id); + if (vcpu) + svm_ir_list_del(to_svm(vcpu), &pi); + } + } out: srcu_read_unlock(&kvm->irq_srcu, idx); return ret; diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index d7d1b0f7073f..920e4a3583ab 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1920,11 +1920,11 @@ static void new_asid(struct vcpu_svm *svm, struct svm_cpu_data *sd) svm->asid = sd->next_asid++; } -static void svm_set_dr6(struct vcpu_svm *svm, unsigned long value) +static void svm_set_dr6(struct kvm_vcpu *vcpu, unsigned long value) { - struct vmcb *vmcb = svm->vmcb; + struct vmcb *vmcb = to_svm(vcpu)->vmcb; - if (svm->vcpu.arch.guest_state_protected) + if (vcpu->arch.guest_state_protected) return; if (unlikely(value != vmcb->save.dr6)) { @@ -4035,10 +4035,8 @@ static __no_kcsan fastpath_t svm_vcpu_run(struct kvm_vcpu *vcpu) * Run with all-zero DR6 unless needed, so that we can get the exact cause * of a #DB. */ - if (unlikely(vcpu->arch.switch_db_regs & KVM_DEBUGREG_WONT_EXIT)) - svm_set_dr6(svm, vcpu->arch.dr6); - else - svm_set_dr6(svm, DR6_ACTIVE_LOW); + if (likely(!(vcpu->arch.switch_db_regs & KVM_DEBUGREG_WONT_EXIT))) + svm_set_dr6(vcpu, DR6_ACTIVE_LOW); clgi(); kvm_load_guest_xsave_state(vcpu); @@ -4807,6 +4805,7 @@ static struct kvm_x86_ops svm_x86_ops __initdata = { .set_idt = svm_set_idt, .get_gdt = svm_get_gdt, .set_gdt = svm_set_gdt, + .set_dr6 = svm_set_dr6, .set_dr7 = svm_set_dr7, .sync_dirty_debug_regs = svm_sync_dirty_debug_regs, .cache_reg = svm_cache_reg, diff --git a/arch/x86/kvm/vmx/posted_intr.c b/arch/x86/kvm/vmx/posted_intr.c index 1b56c5e5c9fb..0d04382f37af 100644 --- a/arch/x86/kvm/vmx/posted_intr.c +++ b/arch/x86/kvm/vmx/posted_intr.c @@ -272,6 +272,7 @@ int vmx_pi_update_irte(struct kvm *kvm, unsigned int host_irq, { struct kvm_kernel_irq_routing_entry *e; struct kvm_irq_routing_table *irq_rt; + bool enable_remapped_mode = true; struct kvm_lapic_irq irq; struct kvm_vcpu *vcpu; struct vcpu_data vcpu_info; @@ -310,21 +311,8 @@ int vmx_pi_update_irte(struct kvm *kvm, unsigned int host_irq, kvm_set_msi_irq(kvm, e, &irq); if (!kvm_intr_is_single_vcpu(kvm, &irq, &vcpu) || - !kvm_irq_is_postable(&irq)) { - /* - * Make sure the IRTE is in remapped mode if - * we don't handle it in posted mode. - */ - ret = irq_set_vcpu_affinity(host_irq, NULL); - if (ret < 0) { - printk(KERN_INFO - "failed to back to remapped mode, irq: %u\n", - host_irq); - goto out; - } - + !kvm_irq_is_postable(&irq)) continue; - } vcpu_info.pi_desc_addr = __pa(vcpu_to_pi_desc(vcpu)); vcpu_info.vector = irq.vector; @@ -332,11 +320,12 @@ int vmx_pi_update_irte(struct kvm *kvm, unsigned int host_irq, trace_kvm_pi_irte_update(host_irq, vcpu->vcpu_id, e->gsi, vcpu_info.vector, vcpu_info.pi_desc_addr, set); - if (set) - ret = irq_set_vcpu_affinity(host_irq, &vcpu_info); - else - ret = irq_set_vcpu_affinity(host_irq, NULL); + if (!set) + continue; + enable_remapped_mode = false; + + ret = irq_set_vcpu_affinity(host_irq, &vcpu_info); if (ret < 0) { printk(KERN_INFO "%s: failed to update PI IRTE\n", __func__); @@ -344,6 +333,9 @@ int vmx_pi_update_irte(struct kvm *kvm, unsigned int host_irq, } } + if (enable_remapped_mode) + ret = irq_set_vcpu_affinity(host_irq, NULL); + ret = 0; out: srcu_read_unlock(&kvm->irq_srcu, idx); diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 460ba48eb66c..6bd25401bc01 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -5536,6 +5536,12 @@ static void vmx_sync_dirty_debug_regs(struct kvm_vcpu *vcpu) set_debugreg(DR6_RESERVED, 6); } +static void vmx_set_dr6(struct kvm_vcpu *vcpu, unsigned long val) +{ + lockdep_assert_irqs_disabled(); + set_debugreg(vcpu->arch.dr6, 6); +} + static void vmx_set_dr7(struct kvm_vcpu *vcpu, unsigned long val) { vmcs_writel(GUEST_DR7, val); @@ -7220,10 +7226,6 @@ static fastpath_t vmx_vcpu_run(struct kvm_vcpu *vcpu) vmx->loaded_vmcs->host_state.cr4 = cr4; } - /* When KVM_DEBUGREG_WONT_EXIT, dr6 is accessible in guest. */ - if (unlikely(vcpu->arch.switch_db_regs & KVM_DEBUGREG_WONT_EXIT)) - set_debugreg(vcpu->arch.dr6, 6); - /* When single-stepping over STI and MOV SS, we must clear the * corresponding interruptibility bits in the guest state. Otherwise * vmentry fails as it then expects bit 14 (BS) in pending debug @@ -8168,6 +8170,7 @@ static struct kvm_x86_ops vmx_x86_ops __initdata = { .set_idt = vmx_set_idt, .get_gdt = vmx_get_gdt, .set_gdt = vmx_set_gdt, + .set_dr6 = vmx_set_dr6, .set_dr7 = vmx_set_dr7, .sync_dirty_debug_regs = vmx_sync_dirty_debug_regs, .cache_reg = vmx_cache_reg, diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 19ce8199f347..752fa116a261 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -10841,6 +10841,9 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) set_debugreg(vcpu->arch.eff_db[1], 1); set_debugreg(vcpu->arch.eff_db[2], 2); set_debugreg(vcpu->arch.eff_db[3], 3); + /* When KVM_DEBUGREG_WONT_EXIT, dr6 is accessible in guest. */ + if (unlikely(vcpu->arch.switch_db_regs & KVM_DEBUGREG_WONT_EXIT)) + static_call(kvm_x86_set_dr6)(vcpu, vcpu->arch.dr6); } else if (unlikely(hw_breakpoint_active())) { set_debugreg(0, 7); } @@ -11460,6 +11463,8 @@ int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu, if (kvm_mpx_supported()) kvm_load_guest_fpu(vcpu); + kvm_vcpu_srcu_read_lock(vcpu); + r = kvm_apic_accept_events(vcpu); if (r < 0) goto out; @@ -11473,6 +11478,8 @@ int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu, mp_state->mp_state = vcpu->arch.mp_state; out: + kvm_vcpu_srcu_read_unlock(vcpu); + if (kvm_mpx_supported()) kvm_put_guest_fpu(vcpu); vcpu_put(vcpu); @@ -13422,7 +13429,8 @@ int kvm_arch_update_irqfd_routing(struct kvm *kvm, unsigned int host_irq, bool kvm_arch_irqfd_route_changed(struct kvm_kernel_irq_routing_entry *old, struct kvm_kernel_irq_routing_entry *new) { - if (new->type != KVM_IRQ_ROUTING_MSI) + if (old->type != KVM_IRQ_ROUTING_MSI || + new->type != KVM_IRQ_ROUTING_MSI) return true; return !!memcmp(&old->msi, &new->msi, sizeof(new->msi)); diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index b07e2167fceb..8d46b9c0e920 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -385,9 +385,9 @@ static void cond_mitigation(struct task_struct *next) prev_mm = this_cpu_read(cpu_tlbstate.last_user_mm_spec); /* - * Avoid user/user BTB poisoning by flushing the branch predictor - * when switching between processes. This stops one process from - * doing Spectre-v2 attacks on another. + * Avoid user->user BTB/RSB poisoning by flushing them when switching + * between processes. This stops one process from doing Spectre-v2 + * attacks on another. * * Both, the conditional and the always IBPB mode use the mm * pointer to avoid the IBPB when switching between tasks of the diff --git a/arch/x86/platform/pvh/head.S b/arch/x86/platform/pvh/head.S index 7fe564eaf228..9e6a27018d0f 100644 --- a/arch/x86/platform/pvh/head.S +++ b/arch/x86/platform/pvh/head.S @@ -100,7 +100,12 @@ SYM_CODE_START_LOCAL(pvh_start_xen) xor %edx, %edx wrmsr - call xen_prepare_pvh + /* Call xen_prepare_pvh() via the kernel virtual mapping */ + leaq xen_prepare_pvh(%rip), %rax + subq phys_base(%rip), %rax + addq $__START_KERNEL_map, %rax + ANNOTATE_RETPOLINE_SAFE + call *%rax /* startup_64 expects boot_params in %rsi. */ mov $_pa(pvh_bootparams), %rsi diff --git a/crypto/crypto_null.c b/crypto/crypto_null.c index 5b84b0f7cc17..3170e2fdcfd3 100644 --- a/crypto/crypto_null.c +++ b/crypto/crypto_null.c @@ -17,10 +17,14 @@ #include #include #include +#ifdef __GENKSYMS__ // CRC fix for e307c54ac819 ("crypto: null - Use spin lock instead of mutex") #include +#else +#include +#endif #include -static DEFINE_MUTEX(crypto_default_null_skcipher_lock); +static DEFINE_SPINLOCK(crypto_default_null_skcipher_lock); static struct crypto_sync_skcipher *crypto_default_null_skcipher; static int crypto_default_null_skcipher_refcnt; @@ -152,23 +156,32 @@ MODULE_ALIAS_CRYPTO("cipher_null"); struct crypto_sync_skcipher *crypto_get_default_null_skcipher(void) { + struct crypto_sync_skcipher *ntfm = NULL; struct crypto_sync_skcipher *tfm; - mutex_lock(&crypto_default_null_skcipher_lock); + spin_lock_bh(&crypto_default_null_skcipher_lock); tfm = crypto_default_null_skcipher; if (!tfm) { - tfm = crypto_alloc_sync_skcipher("ecb(cipher_null)", 0, 0); - if (IS_ERR(tfm)) - goto unlock; + spin_unlock_bh(&crypto_default_null_skcipher_lock); - crypto_default_null_skcipher = tfm; + ntfm = crypto_alloc_sync_skcipher("ecb(cipher_null)", 0, 0); + if (IS_ERR(ntfm)) + return ntfm; + + spin_lock_bh(&crypto_default_null_skcipher_lock); + tfm = crypto_default_null_skcipher; + if (!tfm) { + tfm = ntfm; + ntfm = NULL; + crypto_default_null_skcipher = tfm; + } } crypto_default_null_skcipher_refcnt++; + spin_unlock_bh(&crypto_default_null_skcipher_lock); -unlock: - mutex_unlock(&crypto_default_null_skcipher_lock); + crypto_free_sync_skcipher(ntfm); return tfm; } @@ -176,12 +189,16 @@ EXPORT_SYMBOL_GPL(crypto_get_default_null_skcipher); void crypto_put_default_null_skcipher(void) { - mutex_lock(&crypto_default_null_skcipher_lock); + struct crypto_sync_skcipher *tfm = NULL; + + spin_lock_bh(&crypto_default_null_skcipher_lock); if (!--crypto_default_null_skcipher_refcnt) { - crypto_free_sync_skcipher(crypto_default_null_skcipher); + tfm = crypto_default_null_skcipher; crypto_default_null_skcipher = NULL; } - mutex_unlock(&crypto_default_null_skcipher_lock); + spin_unlock_bh(&crypto_default_null_skcipher_lock); + + crypto_free_sync_skcipher(tfm); } EXPORT_SYMBOL_GPL(crypto_put_default_null_skcipher); diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 63803091f8b1..577698739090 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -2260,6 +2260,34 @@ static const struct dmi_system_id acpi_ec_no_wakeup[] = { DMI_MATCH(DMI_PRODUCT_FAMILY, "103C_5336AN HP ZHAN 66 Pro"), }, }, + /* + * Lenovo Legion Go S; touchscreen blocks HW sleep when woken up from EC + * https://gitlab.freedesktop.org/drm/amd/-/issues/3929 + */ + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83L3"), + } + }, + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83N6"), + } + }, + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83Q2"), + } + }, + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83Q3"), + } + }, { }, }; diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c index d418462ab791..89f34310237c 100644 --- a/drivers/acpi/platform_profile.c +++ b/drivers/acpi/platform_profile.c @@ -22,8 +22,8 @@ static const char * const profile_names[] = { }; static_assert(ARRAY_SIZE(profile_names) == PLATFORM_PROFILE_LAST); -static ssize_t platform_profile_choices_show(struct device *dev, - struct device_attribute *attr, +static ssize_t platform_profile_choices_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf) { int len = 0; @@ -49,8 +49,8 @@ static ssize_t platform_profile_choices_show(struct device *dev, return len; } -static ssize_t platform_profile_show(struct device *dev, - struct device_attribute *attr, +static ssize_t platform_profile_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf) { enum platform_profile_option profile = PLATFORM_PROFILE_BALANCED; @@ -77,8 +77,8 @@ static ssize_t platform_profile_show(struct device *dev, return sysfs_emit(buf, "%s\n", profile_names[profile]); } -static ssize_t platform_profile_store(struct device *dev, - struct device_attribute *attr, +static ssize_t platform_profile_store(struct kobject *kobj, + struct kobj_attribute *attr, const char *buf, size_t count) { int err, i; @@ -115,12 +115,12 @@ static ssize_t platform_profile_store(struct device *dev, return count; } -static DEVICE_ATTR_RO(platform_profile_choices); -static DEVICE_ATTR_RW(platform_profile); +static struct kobj_attribute attr_platform_profile_choices = __ATTR_RO(platform_profile_choices); +static struct kobj_attribute attr_platform_profile = __ATTR_RW(platform_profile); static struct attribute *platform_profile_attrs[] = { - &dev_attr_platform_profile_choices.attr, - &dev_attr_platform_profile.attr, + &attr_platform_profile_choices.attr, + &attr_platform_profile.attr, NULL }; diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c index ced3eb15bd8b..79a83d8236cb 100644 --- a/drivers/acpi/pptt.c +++ b/drivers/acpi/pptt.c @@ -217,7 +217,7 @@ static int acpi_pptt_leaf_node(struct acpi_table_header *table_hdr, node_entry = ACPI_PTR_DIFF(node, table_hdr); entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, sizeof(struct acpi_table_pptt)); - proc_sz = sizeof(struct acpi_pptt_processor *); + proc_sz = sizeof(struct acpi_pptt_processor); while ((unsigned long)entry + proc_sz < table_end) { cpu_node = (struct acpi_pptt_processor *)entry; @@ -258,7 +258,7 @@ static struct acpi_pptt_processor *acpi_find_processor_node(struct acpi_table_he table_end = (unsigned long)table_hdr + table_hdr->length; entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, sizeof(struct acpi_table_pptt)); - proc_sz = sizeof(struct acpi_pptt_processor *); + proc_sz = sizeof(struct acpi_pptt_processor); /* find the processor structure associated with this cpuid */ while ((unsigned long)entry + proc_sz < table_end) { diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 20f53ae4d204..a4b0a499b67d 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -592,6 +592,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { .driver_data = board_ahci_yes_fbs }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3), .driver_data = board_ahci_yes_fbs }, + { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9215), + .driver_data = board_ahci_yes_fbs }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9230), .driver_data = board_ahci_yes_fbs }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9235), diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 3f327ba759fd..586982a2a61f 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -1510,8 +1510,15 @@ unsigned int atapi_eh_request_sense(struct ata_device *dev, tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE; tf.command = ATA_CMD_PACKET; - /* is it pointless to prefer PIO for "safety reasons"? */ - if (ap->flags & ATA_FLAG_PIO_DMA) { + /* + * Do not use DMA if the connected device only supports PIO, even if the + * port prefers PIO commands via DMA. + * + * Ideally, we should call atapi_check_dma() to check if it is safe for + * the LLD to use DMA for REQUEST_SENSE, but we don't have a qc. + * Since we can't check the command, perhaps we should only use pio? + */ + if ((ap->flags & ATA_FLAG_PIO_DMA) && !(dev->flags & ATA_DFLAG_PIO)) { tf.protocol = ATAPI_PROT_DMA; tf.feature |= ATAPI_PKT_DMA; } else { diff --git a/drivers/ata/pata_pxa.c b/drivers/ata/pata_pxa.c index 985f42c4fd70..9113b74b2b67 100644 --- a/drivers/ata/pata_pxa.c +++ b/drivers/ata/pata_pxa.c @@ -223,10 +223,16 @@ static int pxa_ata_probe(struct platform_device *pdev) ap->ioaddr.cmd_addr = devm_ioremap(&pdev->dev, cmd_res->start, resource_size(cmd_res)); + if (!ap->ioaddr.cmd_addr) + return -ENOMEM; ap->ioaddr.ctl_addr = devm_ioremap(&pdev->dev, ctl_res->start, resource_size(ctl_res)); + if (!ap->ioaddr.ctl_addr) + return -ENOMEM; ap->ioaddr.bmdma_addr = devm_ioremap(&pdev->dev, dma_res->start, resource_size(dma_res)); + if (!ap->ioaddr.bmdma_addr) + return -ENOMEM; /* * Adjust register offsets diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c index fa1966638c06..c524634fd926 100644 --- a/drivers/ata/sata_sx4.c +++ b/drivers/ata/sata_sx4.c @@ -1118,9 +1118,14 @@ static int pdc20621_prog_dimm0(struct ata_host *host) mmio += PDC_CHIP0_OFS; for (i = 0; i < ARRAY_SIZE(pdc_i2c_read_data); i++) - pdc20621_i2c_read(host, PDC_DIMM0_SPD_DEV_ADDRESS, - pdc_i2c_read_data[i].reg, - &spd0[pdc_i2c_read_data[i].ofs]); + if (!pdc20621_i2c_read(host, PDC_DIMM0_SPD_DEV_ADDRESS, + pdc_i2c_read_data[i].reg, + &spd0[pdc_i2c_read_data[i].ofs])) { + dev_err(host->dev, + "Failed in i2c read at index %d: device=%#x, reg=%#x\n", + i, PDC_DIMM0_SPD_DEV_ADDRESS, pdc_i2c_read_data[i].reg); + return -EIO; + } data |= (spd0[4] - 8) | ((spd0[21] != 0) << 3) | ((spd0[3]-11) << 4); data |= ((spd0[17] / 4) << 6) | ((spd0[5] / 2) << 7) | @@ -1285,6 +1290,8 @@ static unsigned int pdc20621_dimm_init(struct ata_host *host) /* Programming DIMM0 Module Control Register (index_CID0:80h) */ size = pdc20621_prog_dimm0(host); + if (size < 0) + return size; dev_dbg(host->dev, "Local DIMM Size = %dMB\n", size); /* Programming DIMM Module Global Control Register (index_CID0:88h) */ diff --git a/drivers/auxdisplay/hd44780.c b/drivers/auxdisplay/hd44780.c index d56a5d508ccd..8b690f59df27 100644 --- a/drivers/auxdisplay/hd44780.c +++ b/drivers/auxdisplay/hd44780.c @@ -313,13 +313,13 @@ static int hd44780_probe(struct platform_device *pdev) fail3: kfree(hd); fail2: - kfree(lcd); + charlcd_free(lcd); fail1: kfree(hdc); return ret; } -static int hd44780_remove(struct platform_device *pdev) +static void hd44780_remove(struct platform_device *pdev) { struct charlcd *lcd = platform_get_drvdata(pdev); struct hd44780_common *hdc = lcd->drvdata; @@ -328,8 +328,7 @@ static int hd44780_remove(struct platform_device *pdev) kfree(hdc->hd44780); kfree(lcd->drvdata); - kfree(lcd); - return 0; + charlcd_free(lcd); } static const struct of_device_id hd44780_of_match[] = { @@ -340,7 +339,7 @@ MODULE_DEVICE_TABLE(of, hd44780_of_match); static struct platform_driver hd44780_driver = { .probe = hd44780_probe, - .remove = hd44780_remove, + .remove_new = hd44780_remove, .driver = { .name = "hd44780", .of_match_table = hd44780_of_match, diff --git a/drivers/base/devres.c b/drivers/base/devres.c index 35d1e2864696..9d0ea5c14bc5 100644 --- a/drivers/base/devres.c +++ b/drivers/base/devres.c @@ -684,6 +684,13 @@ int devres_release_group(struct device *dev, void *id) spin_unlock_irqrestore(&dev->devres_lock, flags); release_nodes(dev, &todo); + } else if (list_empty(&dev->devres_head)) { + /* + * dev is probably dying via devres_release_all(): groups + * have already been removed and are on the process of + * being released - don't touch and don't warn. + */ + spin_unlock_irqrestore(&dev->devres_lock, flags); } else { WARN_ON(1); spin_unlock_irqrestore(&dev->devres_lock, flags); diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 041d307a2f28..e3e5d533a7ec 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -441,7 +441,7 @@ static int lo_rw_aio(struct loop_device *lo, struct loop_cmd *cmd, cmd->iocb.ki_filp = file; cmd->iocb.ki_complete = lo_rw_aio_complete; cmd->iocb.ki_flags = IOCB_DIRECT; - cmd->iocb.ki_ioprio = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, 0); + cmd->iocb.ki_ioprio = req_get_ioprio(rq); if (rw == ITER_SOURCE) ret = call_write_iter(file, &cmd->iocb, &iter); @@ -624,19 +624,20 @@ static int loop_change_fd(struct loop_device *lo, struct block_device *bdev, * dependency. */ fput(old_file); + dev_set_uevent_suppress(disk_to_dev(lo->lo_disk), 0); if (partscan) loop_reread_partitions(lo); error = 0; done: - /* enable and uncork uevent now that we are done */ - dev_set_uevent_suppress(disk_to_dev(lo->lo_disk), 0); + kobject_uevent(&disk_to_dev(lo->lo_disk)->kobj, KOBJ_CHANGE); return error; out_err: loop_global_unlock(lo, is_loop); out_putf: fput(file); + dev_set_uevent_suppress(disk_to_dev(lo->lo_disk), 0); goto done; } @@ -1104,8 +1105,8 @@ static int loop_configure(struct loop_device *lo, fmode_t mode, if (partscan) clear_bit(GD_SUPPRESS_PART_SCAN, &lo->lo_disk->state); - /* enable and uncork uevent now that we are done */ dev_set_uevent_suppress(disk_to_dev(lo->lo_disk), 0); + kobject_uevent(&disk_to_dev(lo->lo_disk)->kobj, KOBJ_CHANGE); loop_global_unlock(lo, is_loop); if (partscan) diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 5671f0d9ab28..1c122613e562 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers/bluetooth/btrtl.c @@ -817,6 +817,8 @@ out_free: rtl_dev_err(hdev, "mandatory config file %s not found", btrtl_dev->ic_info->cfg_name); ret = btrtl_dev->cfg_len; + if (!ret) + ret = -EINVAL; goto err_free; } } diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index c1feebd9e3a0..6a90fc69ef44 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -102,7 +102,8 @@ static inline struct sk_buff *hci_uart_dequeue(struct hci_uart *hu) if (!skb) { percpu_down_read(&hu->proto_lock); - if (test_bit(HCI_UART_PROTO_READY, &hu->flags)) + if (test_bit(HCI_UART_PROTO_READY, &hu->flags) || + test_bit(HCI_UART_PROTO_INIT, &hu->flags)) skb = hu->proto->dequeue(hu); percpu_up_read(&hu->proto_lock); @@ -124,7 +125,8 @@ int hci_uart_tx_wakeup(struct hci_uart *hu) if (!percpu_down_read_trylock(&hu->proto_lock)) return 0; - if (!test_bit(HCI_UART_PROTO_READY, &hu->flags)) + if (!test_bit(HCI_UART_PROTO_READY, &hu->flags) && + !test_bit(HCI_UART_PROTO_INIT, &hu->flags)) goto no_schedule; set_bit(HCI_UART_TX_WAKEUP, &hu->tx_state); @@ -278,7 +280,8 @@ static int hci_uart_send_frame(struct hci_dev *hdev, struct sk_buff *skb) percpu_down_read(&hu->proto_lock); - if (!test_bit(HCI_UART_PROTO_READY, &hu->flags)) { + if (!test_bit(HCI_UART_PROTO_READY, &hu->flags) && + !test_bit(HCI_UART_PROTO_INIT, &hu->flags)) { percpu_up_read(&hu->proto_lock); return -EUNATCH; } @@ -582,7 +585,8 @@ static void hci_uart_tty_wakeup(struct tty_struct *tty) if (tty != hu->tty) return; - if (test_bit(HCI_UART_PROTO_READY, &hu->flags)) + if (test_bit(HCI_UART_PROTO_READY, &hu->flags) || + test_bit(HCI_UART_PROTO_INIT, &hu->flags)) hci_uart_tx_wakeup(hu); } @@ -608,7 +612,8 @@ static void hci_uart_tty_receive(struct tty_struct *tty, const u8 *data, percpu_down_read(&hu->proto_lock); - if (!test_bit(HCI_UART_PROTO_READY, &hu->flags)) { + if (!test_bit(HCI_UART_PROTO_READY, &hu->flags) && + !test_bit(HCI_UART_PROTO_INIT, &hu->flags)) { percpu_up_read(&hu->proto_lock); return; } @@ -709,12 +714,16 @@ static int hci_uart_set_proto(struct hci_uart *hu, int id) hu->proto = p; + set_bit(HCI_UART_PROTO_INIT, &hu->flags); + err = hci_uart_register_dev(hu); if (err) { return err; } set_bit(HCI_UART_PROTO_READY, &hu->flags); + clear_bit(HCI_UART_PROTO_INIT, &hu->flags); + return 0; } diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h index fb4a2d0d8cc8..c6f13d7c22a2 100644 --- a/drivers/bluetooth/hci_uart.h +++ b/drivers/bluetooth/hci_uart.h @@ -90,6 +90,7 @@ struct hci_uart { #define HCI_UART_REGISTERED 1 #define HCI_UART_PROTO_READY 2 #define HCI_UART_NO_SUSPEND_NOTIFIER 3 +#define HCI_UART_PROTO_INIT 4 /* TX states */ #define HCI_UART_SENDING 1 diff --git a/drivers/bus/mhi/host/main.c b/drivers/bus/mhi/host/main.c index 8378c3319cd5..b4bb4f8b8f44 100644 --- a/drivers/bus/mhi/host/main.c +++ b/drivers/bus/mhi/host/main.c @@ -1201,11 +1201,16 @@ int mhi_gen_tre(struct mhi_controller *mhi_cntrl, struct mhi_chan *mhi_chan, struct mhi_ring_element *mhi_tre; struct mhi_buf_info *buf_info; int eot, eob, chain, bei; - int ret; + int ret = 0; /* Protect accesses for reading and incrementing WP */ write_lock_bh(&mhi_chan->lock); + if (mhi_chan->ch_state != MHI_CH_STATE_ENABLED) { + ret = -ENODEV; + goto out; + } + buf_ring = &mhi_chan->buf_ring; tre_ring = &mhi_chan->tre_ring; @@ -1223,10 +1228,8 @@ int mhi_gen_tre(struct mhi_controller *mhi_cntrl, struct mhi_chan *mhi_chan, if (!info->pre_mapped) { ret = mhi_cntrl->map_single(mhi_cntrl, buf_info); - if (ret) { - write_unlock_bh(&mhi_chan->lock); - return ret; - } + if (ret) + goto out; } eob = !!(flags & MHI_EOB); @@ -1243,9 +1246,10 @@ int mhi_gen_tre(struct mhi_controller *mhi_cntrl, struct mhi_chan *mhi_chan, mhi_add_ring_element(mhi_cntrl, tre_ring); mhi_add_ring_element(mhi_cntrl, buf_ring); +out: write_unlock_bh(&mhi_chan->lock); - return 0; + return ret; } int mhi_queue_buf(struct mhi_device *mhi_dev, enum dma_data_direction dir, diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c index 5889d9edaf94..caf9ba2dc0b1 100644 --- a/drivers/char/tpm/tpm_tis_core.c +++ b/drivers/char/tpm/tpm_tis_core.c @@ -104,11 +104,10 @@ again: return 0; /* process status changes without irq support */ do { + usleep_range(priv->timeout_min, priv->timeout_max); status = chip->ops->status(chip); if ((status & mask) == mask) return 0; - usleep_range(priv->timeout_min, - priv->timeout_max); } while (time_before(jiffies, stop)); return -ETIME; } @@ -433,7 +432,10 @@ static int tpm_tis_send_data(struct tpm_chip *chip, const u8 *buf, size_t len) if (wait_for_tpm_stat(chip, TPM_STS_VALID, chip->timeout_c, &priv->int_queue, false) < 0) { - rc = -ETIME; + if (test_bit(TPM_TIS_STATUS_VALID_RETRY, &priv->flags)) + rc = -EAGAIN; + else + rc = -ETIME; goto out_err; } status = tpm_tis_status(chip); @@ -450,7 +452,10 @@ static int tpm_tis_send_data(struct tpm_chip *chip, const u8 *buf, size_t len) if (wait_for_tpm_stat(chip, TPM_STS_VALID, chip->timeout_c, &priv->int_queue, false) < 0) { - rc = -ETIME; + if (test_bit(TPM_TIS_STATUS_VALID_RETRY, &priv->flags)) + rc = -EAGAIN; + else + rc = -ETIME; goto out_err; } status = tpm_tis_status(chip); @@ -505,9 +510,11 @@ static int tpm_tis_send_main(struct tpm_chip *chip, const u8 *buf, size_t len) if (rc >= 0) /* Data transfer done successfully */ break; - else if (rc != -EIO) + else if (rc != -EAGAIN && rc != -EIO) /* Data transfer failed, not recoverable */ return rc; + + usleep_range(priv->timeout_min, priv->timeout_max); } rc = tpm_tis_verify_crc(priv, len, buf); @@ -1044,6 +1051,9 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq, priv->timeout_max = TIS_TIMEOUT_MAX_ATML; } + if (priv->manufacturer_id == TPM_VID_IFX) + set_bit(TPM_TIS_STATUS_VALID_RETRY, &priv->flags); + if (is_bsw()) { priv->ilb_base_addr = ioremap(INTEL_LEGACY_BLK_BASE_ADDR, ILB_REMAP_SIZE); diff --git a/drivers/char/tpm/tpm_tis_core.h b/drivers/char/tpm/tpm_tis_core.h index 610bfadb6acf..be72681ab8ea 100644 --- a/drivers/char/tpm/tpm_tis_core.h +++ b/drivers/char/tpm/tpm_tis_core.h @@ -88,6 +88,7 @@ enum tpm_tis_flags { TPM_TIS_INVALID_STATUS = 1, TPM_TIS_DEFAULT_CANCELLATION = 2, TPM_TIS_IRQ_TESTED = 3, + TPM_TIS_STATUS_VALID_RETRY = 4, }; struct tpm_tis_data { diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 899036ce3802..5c7885307a25 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1615,8 +1615,8 @@ static void handle_control_message(struct virtio_device *vdev, break; case VIRTIO_CONSOLE_RESIZE: { struct { - __u16 rows; - __u16 cols; + __virtio16 rows; + __virtio16 cols; } size; if (!is_console_port(port)) @@ -1624,7 +1624,8 @@ static void handle_control_message(struct virtio_device *vdev, memcpy(&size, buf->buf + buf->offset + sizeof(*cpkt), sizeof(size)); - set_console_size(port, size.rows, size.cols); + set_console_size(port, virtio16_to_cpu(vdev, size.rows), + virtio16_to_cpu(vdev, size.cols)); port->cons.hvc->irq_requested = 1; resize_console(port); diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 0a33a369a9d7..cd3ea030ad04 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -5193,6 +5193,10 @@ of_clk_get_hw_from_clkspec(struct of_phandle_args *clkspec) if (!clkspec) return ERR_PTR(-EINVAL); + /* Check if node in clkspec is in disabled/fail state */ + if (!of_device_is_available(clkspec->np)) + return ERR_PTR(-ENOENT); + mutex_lock(&of_clk_mutex); list_for_each_entry(provider, &of_clk_providers, link) { if (provider->node == clkspec->np) { diff --git a/drivers/clk/qcom/gdsc.c b/drivers/clk/qcom/gdsc.c index 0f21a8a767ac..bb6d39572d7f 100644 --- a/drivers/clk/qcom/gdsc.c +++ b/drivers/clk/qcom/gdsc.c @@ -290,6 +290,9 @@ static int gdsc_enable(struct generic_pm_domain *domain) */ udelay(1); + if (sc->flags & RETAIN_FF_ENABLE) + gdsc_retain_ff_on(sc); + /* Turn on HW trigger mode if supported */ if (sc->flags & HW_CTRL) { ret = gdsc_hwctrl(sc, true); @@ -306,9 +309,6 @@ static int gdsc_enable(struct generic_pm_domain *domain) udelay(1); } - if (sc->flags & RETAIN_FF_ENABLE) - gdsc_retain_ff_on(sc); - return 0; } @@ -418,13 +418,6 @@ static int gdsc_init(struct gdsc *sc) goto err_disable_supply; } - /* Turn on HW trigger mode if supported */ - if (sc->flags & HW_CTRL) { - ret = gdsc_hwctrl(sc, true); - if (ret < 0) - goto err_disable_supply; - } - /* * Make sure the retain bit is set if the GDSC is already on, * otherwise we end up turning off the GDSC and destroying all @@ -432,6 +425,14 @@ static int gdsc_init(struct gdsc *sc) */ if (sc->flags & RETAIN_FF_ENABLE) gdsc_retain_ff_on(sc); + + /* Turn on HW trigger mode if supported */ + if (sc->flags & HW_CTRL) { + ret = gdsc_hwctrl(sc, true); + if (ret < 0) + goto err_disable_supply; + } + } else if (sc->flags & ALWAYS_ON) { /* If ALWAYS_ON GDSCs are not ON, turn them ON */ gdsc_enable(&sc->pd); @@ -463,6 +464,23 @@ err_disable_supply: return ret; } +static void gdsc_pm_subdomain_remove(struct gdsc_desc *desc, size_t num) +{ + struct device *dev = desc->dev; + struct gdsc **scs = desc->scs; + int i; + + /* Remove subdomains */ + for (i = num - 1; i >= 0; i--) { + if (!scs[i]) + continue; + if (scs[i]->parent) + pm_genpd_remove_subdomain(scs[i]->parent, &scs[i]->pd); + else if (!IS_ERR_OR_NULL(dev->pm_domain)) + pm_genpd_remove_subdomain(pd_to_genpd(dev->pm_domain), &scs[i]->pd); + } +} + int gdsc_register(struct gdsc_desc *desc, struct reset_controller_dev *rcdev, struct regmap *regmap) { @@ -507,30 +525,27 @@ int gdsc_register(struct gdsc_desc *desc, if (!scs[i]) continue; if (scs[i]->parent) - pm_genpd_add_subdomain(scs[i]->parent, &scs[i]->pd); + ret = pm_genpd_add_subdomain(scs[i]->parent, &scs[i]->pd); else if (!IS_ERR_OR_NULL(dev->pm_domain)) - pm_genpd_add_subdomain(pd_to_genpd(dev->pm_domain), &scs[i]->pd); + ret = pm_genpd_add_subdomain(pd_to_genpd(dev->pm_domain), &scs[i]->pd); + if (ret) + goto err_pm_subdomain_remove; } return of_genpd_add_provider_onecell(dev->of_node, data); + +err_pm_subdomain_remove: + gdsc_pm_subdomain_remove(desc, i); + + return ret; } void gdsc_unregister(struct gdsc_desc *desc) { - int i; struct device *dev = desc->dev; - struct gdsc **scs = desc->scs; size_t num = desc->num; - /* Remove subdomains */ - for (i = 0; i < num; i++) { - if (!scs[i]) - continue; - if (scs[i]->parent) - pm_genpd_remove_subdomain(scs[i]->parent, &scs[i]->pd); - else if (!IS_ERR_OR_NULL(dev->pm_domain)) - pm_genpd_remove_subdomain(pd_to_genpd(dev->pm_domain), &scs[i]->pd); - } + gdsc_pm_subdomain_remove(desc, num); of_genpd_del_provider(dev->of_node); } diff --git a/drivers/clk/renesas/r9a07g043-cpg.c b/drivers/clk/renesas/r9a07g043-cpg.c index 0b56688ecbfc..ac60251d7284 100644 --- a/drivers/clk/renesas/r9a07g043-cpg.c +++ b/drivers/clk/renesas/r9a07g043-cpg.c @@ -14,6 +14,17 @@ #include "rzg2l-cpg.h" +/* Specific registers. */ +#define CPG_PL2SDHI_DSEL (0x218) + +/* Clock select configuration. */ +#define SEL_SDHI0 SEL_PLL_PACK(CPG_PL2SDHI_DSEL, 0, 2) +#define SEL_SDHI1 SEL_PLL_PACK(CPG_PL2SDHI_DSEL, 4, 2) + +/* Clock status configuration. */ +#define SEL_SDHI0_STS SEL_PLL_PACK(CPG_CLKSTATUS, 28, 1) +#define SEL_SDHI1_STS SEL_PLL_PACK(CPG_CLKSTATUS, 29, 1) + enum clk_ids { /* Core Clock Outputs exported to DT */ LAST_DT_CORE_CLK = R9A07G043_CLK_P0_DIV2, @@ -75,8 +86,12 @@ static const struct clk_div_table dtable_1_32[] = { /* Mux clock tables */ static const char * const sel_pll3_3[] = { ".pll3_533", ".pll3_400" }; +#ifdef CONFIG_ARM64 static const char * const sel_pll6_2[] = { ".pll6_250", ".pll5_250" }; -static const char * const sel_shdi[] = { ".clk_533", ".clk_400", ".clk_266" }; +#endif +static const char * const sel_sdhi[] = { ".clk_533", ".clk_400", ".clk_266" }; + +static const u32 mtable_sdhi[] = { 1, 2, 3 }; static const struct cpg_core_clk r9a07g043_core_clks[] __initconst = { /* External Clock Inputs */ @@ -120,11 +135,18 @@ static const struct cpg_core_clk r9a07g043_core_clks[] __initconst = { DEF_DIV("P2", R9A07G043_CLK_P2, CLK_PLL3_DIV2_4_2, DIVPL3A, dtable_1_32), DEF_FIXED("M0", R9A07G043_CLK_M0, CLK_PLL3_DIV2_4, 1, 1), DEF_FIXED("ZT", R9A07G043_CLK_ZT, CLK_PLL3_DIV2_4_2, 1, 1), +#ifdef CONFIG_ARM64 DEF_MUX("HP", R9A07G043_CLK_HP, SEL_PLL6_2, sel_pll6_2), +#endif +#ifdef CONFIG_RISCV + DEF_FIXED("HP", R9A07G043_CLK_HP, CLK_PLL6_250, 1, 1), +#endif DEF_FIXED("SPI0", R9A07G043_CLK_SPI0, CLK_DIV_PLL3_C, 1, 2), DEF_FIXED("SPI1", R9A07G043_CLK_SPI1, CLK_DIV_PLL3_C, 1, 4), - DEF_SD_MUX("SD0", R9A07G043_CLK_SD0, SEL_SDHI0, sel_shdi), - DEF_SD_MUX("SD1", R9A07G043_CLK_SD1, SEL_SDHI1, sel_shdi), + DEF_SD_MUX("SD0", R9A07G043_CLK_SD0, SEL_SDHI0, SEL_SDHI0_STS, sel_sdhi, + mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), + DEF_SD_MUX("SD1", R9A07G043_CLK_SD1, SEL_SDHI1, SEL_SDHI1_STS, sel_sdhi, + mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), DEF_FIXED("SD0_DIV4", CLK_SD0_DIV4, R9A07G043_CLK_SD0, 1, 4), DEF_FIXED("SD1_DIV4", CLK_SD1_DIV4, R9A07G043_CLK_SD1, 1, 4), }; diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c index 02a4fc41bb6e..77e1a3a4ef1e 100644 --- a/drivers/clk/renesas/r9a07g044-cpg.c +++ b/drivers/clk/renesas/r9a07g044-cpg.c @@ -15,6 +15,17 @@ #include "rzg2l-cpg.h" +/* Specific registers. */ +#define CPG_PL2SDHI_DSEL (0x218) + +/* Clock select configuration. */ +#define SEL_SDHI0 SEL_PLL_PACK(CPG_PL2SDHI_DSEL, 0, 2) +#define SEL_SDHI1 SEL_PLL_PACK(CPG_PL2SDHI_DSEL, 4, 2) + +/* Clock status configuration. */ +#define SEL_SDHI0_STS SEL_PLL_PACK(CPG_CLKSTATUS, 28, 1) +#define SEL_SDHI1_STS SEL_PLL_PACK(CPG_CLKSTATUS, 29, 1) + enum clk_ids { /* Core Clock Outputs exported to DT */ LAST_DT_CORE_CLK = R9A07G054_CLK_DRP_A, @@ -95,9 +106,11 @@ static const struct clk_div_table dtable_16_128[] = { static const char * const sel_pll3_3[] = { ".pll3_533", ".pll3_400" }; static const char * const sel_pll5_4[] = { ".pll5_foutpostdiv", ".pll5_fout1ph0" }; static const char * const sel_pll6_2[] = { ".pll6_250", ".pll5_250" }; -static const char * const sel_shdi[] = { ".clk_533", ".clk_400", ".clk_266" }; +static const char * const sel_sdhi[] = { ".clk_533", ".clk_400", ".clk_266" }; static const char * const sel_gpu2[] = { ".pll6", ".pll3_div2_2" }; +static const u32 mtable_sdhi[] = { 1, 2, 3 }; + static const struct { struct cpg_core_clk common[56]; #ifdef CONFIG_CLK_R9A07G054 @@ -163,8 +176,10 @@ static const struct { DEF_MUX("HP", R9A07G044_CLK_HP, SEL_PLL6_2, sel_pll6_2), DEF_FIXED("SPI0", R9A07G044_CLK_SPI0, CLK_DIV_PLL3_C, 1, 2), DEF_FIXED("SPI1", R9A07G044_CLK_SPI1, CLK_DIV_PLL3_C, 1, 4), - DEF_SD_MUX("SD0", R9A07G044_CLK_SD0, SEL_SDHI0, sel_shdi), - DEF_SD_MUX("SD1", R9A07G044_CLK_SD1, SEL_SDHI1, sel_shdi), + DEF_SD_MUX("SD0", R9A07G044_CLK_SD0, SEL_SDHI0, SEL_SDHI0_STS, sel_sdhi, + mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), + DEF_SD_MUX("SD1", R9A07G044_CLK_SD1, SEL_SDHI1, SEL_SDHI1_STS, sel_sdhi, + mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), DEF_FIXED("SD0_DIV4", CLK_SD0_DIV4, R9A07G044_CLK_SD0, 1, 4), DEF_FIXED("SD1_DIV4", CLK_SD1_DIV4, R9A07G044_CLK_SD1, 1, 4), DEF_DIV("G", R9A07G044_CLK_G, CLK_SEL_GPU2, DIVGPU, dtable_1_8), diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c index 5617040f307c..af4f40c108d8 100644 --- a/drivers/clk/renesas/rzg2l-cpg.c +++ b/drivers/clk/renesas/rzg2l-cpg.c @@ -57,15 +57,37 @@ #define GET_REG_SAMPLL_CLK1(val) ((val >> 22) & 0xfff) #define GET_REG_SAMPLL_CLK2(val) ((val >> 12) & 0xfff) +#define CPG_WEN_BIT BIT(16) + #define MAX_VCLK_FREQ (148500000) -struct sd_hw_data { +/** + * struct clk_hw_data - clock hardware data + * @hw: clock hw + * @conf: clock configuration (register offset, shift, width) + * @sconf: clock status configuration (register offset, shift, width) + * @priv: CPG private data structure + */ +struct clk_hw_data { struct clk_hw hw; u32 conf; + u32 sconf; struct rzg2l_cpg_priv *priv; }; -#define to_sd_hw_data(_hw) container_of(_hw, struct sd_hw_data, hw) +#define to_clk_hw_data(_hw) container_of(_hw, struct clk_hw_data, hw) + +/** + * struct sd_mux_hw_data - SD MUX clock hardware data + * @hw_data: clock hw data + * @mtable: clock mux table + */ +struct sd_mux_hw_data { + struct clk_hw_data hw_data; + const u32 *mtable; +}; + +#define to_sd_mux_hw_data(_hw) container_of(_hw, struct sd_mux_hw_data, hw_data) struct rzg2l_pll5_param { u32 pl5_fracin; @@ -119,6 +141,76 @@ static void rzg2l_cpg_del_clk_provider(void *data) of_clk_del_provider(data); } +/* Must be called in atomic context. */ +static int rzg2l_cpg_wait_clk_update_done(void __iomem *base, u32 conf) +{ + u32 bitmask = GENMASK(GET_WIDTH(conf) - 1, 0) << GET_SHIFT(conf); + u32 off = GET_REG_OFFSET(conf); + u32 val; + + return readl_poll_timeout_atomic(base + off, val, !(val & bitmask), 10, 200); +} + +int rzg2l_cpg_sd_clk_mux_notifier(struct notifier_block *nb, unsigned long event, + void *data) +{ + struct clk_notifier_data *cnd = data; + struct clk_hw *hw = __clk_get_hw(cnd->clk); + struct clk_hw_data *clk_hw_data = to_clk_hw_data(hw); + struct rzg2l_cpg_priv *priv = clk_hw_data->priv; + u32 off = GET_REG_OFFSET(clk_hw_data->conf); + u32 shift = GET_SHIFT(clk_hw_data->conf); + const u32 clk_src_266 = 3; + unsigned long flags; + int ret; + + if (event != PRE_RATE_CHANGE || (cnd->new_rate / MEGA == 266)) + return NOTIFY_DONE; + + spin_lock_irqsave(&priv->rmw_lock, flags); + + /* + * As per the HW manual, we should not directly switch from 533 MHz to + * 400 MHz and vice versa. To change the setting from 2’b01 (533 MHz) + * to 2’b10 (400 MHz) or vice versa, Switch to 2’b11 (266 MHz) first, + * and then switch to the target setting (2’b01 (533 MHz) or 2’b10 + * (400 MHz)). + * Setting a value of '0' to the SEL_SDHI0_SET or SEL_SDHI1_SET clock + * switching register is prohibited. + * The clock mux has 3 input clocks(533 MHz, 400 MHz, and 266 MHz), and + * the index to value mapping is done by adding 1 to the index. + */ + + writel((CPG_WEN_BIT | clk_src_266) << shift, priv->base + off); + + /* Wait for the update done. */ + ret = rzg2l_cpg_wait_clk_update_done(priv->base, clk_hw_data->sconf); + + spin_unlock_irqrestore(&priv->rmw_lock, flags); + + if (ret) + dev_err(priv->dev, "failed to switch to safe clk source\n"); + + return notifier_from_errno(ret); +} + +static int rzg2l_register_notifier(struct clk_hw *hw, const struct cpg_core_clk *core, + struct rzg2l_cpg_priv *priv) +{ + struct notifier_block *nb; + + if (!core->notifier) + return 0; + + nb = devm_kzalloc(priv->dev, sizeof(*nb), GFP_KERNEL); + if (!nb) + return -ENOMEM; + + nb->notifier_call = core->notifier; + + return clk_notifier_register(hw->clk, nb); +} + static struct clk * __init rzg2l_cpg_div_clk_register(const struct cpg_core_clk *core, struct clk **clks, @@ -187,63 +279,44 @@ static int rzg2l_cpg_sd_clk_mux_determine_rate(struct clk_hw *hw, static int rzg2l_cpg_sd_clk_mux_set_parent(struct clk_hw *hw, u8 index) { - struct sd_hw_data *hwdata = to_sd_hw_data(hw); - struct rzg2l_cpg_priv *priv = hwdata->priv; - u32 off = GET_REG_OFFSET(hwdata->conf); - u32 shift = GET_SHIFT(hwdata->conf); - const u32 clk_src_266 = 2; - u32 msk, val, bitmask; + struct clk_hw_data *clk_hw_data = to_clk_hw_data(hw); + struct sd_mux_hw_data *sd_mux_hw_data = to_sd_mux_hw_data(clk_hw_data); + struct rzg2l_cpg_priv *priv = clk_hw_data->priv; + u32 off = GET_REG_OFFSET(clk_hw_data->conf); + u32 shift = GET_SHIFT(clk_hw_data->conf); unsigned long flags; + u32 val; int ret; - /* - * As per the HW manual, we should not directly switch from 533 MHz to - * 400 MHz and vice versa. To change the setting from 2’b01 (533 MHz) - * to 2’b10 (400 MHz) or vice versa, Switch to 2’b11 (266 MHz) first, - * and then switch to the target setting (2’b01 (533 MHz) or 2’b10 - * (400 MHz)). - * Setting a value of '0' to the SEL_SDHI0_SET or SEL_SDHI1_SET clock - * switching register is prohibited. - * The clock mux has 3 input clocks(533 MHz, 400 MHz, and 266 MHz), and - * the index to value mapping is done by adding 1 to the index. - */ - bitmask = (GENMASK(GET_WIDTH(hwdata->conf) - 1, 0) << shift) << 16; - msk = off ? CPG_CLKSTATUS_SELSDHI1_STS : CPG_CLKSTATUS_SELSDHI0_STS; + val = clk_mux_index_to_val(sd_mux_hw_data->mtable, CLK_MUX_ROUND_CLOSEST, index); + spin_lock_irqsave(&priv->rmw_lock, flags); - if (index != clk_src_266) { - writel(bitmask | ((clk_src_266 + 1) << shift), priv->base + off); - ret = readl_poll_timeout_atomic(priv->base + CPG_CLKSTATUS, val, - !(val & msk), 10, - CPG_SDHI_CLK_SWITCH_STATUS_TIMEOUT_US); - if (ret) - goto unlock; - } + writel((CPG_WEN_BIT | val) << shift, priv->base + off); - writel(bitmask | ((index + 1) << shift), priv->base + off); + /* Wait for the update done. */ + ret = rzg2l_cpg_wait_clk_update_done(priv->base, clk_hw_data->sconf); - ret = readl_poll_timeout_atomic(priv->base + CPG_CLKSTATUS, val, - !(val & msk), 10, - CPG_SDHI_CLK_SWITCH_STATUS_TIMEOUT_US); -unlock: spin_unlock_irqrestore(&priv->rmw_lock, flags); if (ret) - dev_err(priv->dev, "failed to switch clk source\n"); + dev_err(priv->dev, "Failed to switch parent\n"); return ret; } static u8 rzg2l_cpg_sd_clk_mux_get_parent(struct clk_hw *hw) { - struct sd_hw_data *hwdata = to_sd_hw_data(hw); - struct rzg2l_cpg_priv *priv = hwdata->priv; - u32 val = readl(priv->base + GET_REG_OFFSET(hwdata->conf)); + struct clk_hw_data *clk_hw_data = to_clk_hw_data(hw); + struct sd_mux_hw_data *sd_mux_hw_data = to_sd_mux_hw_data(clk_hw_data); + struct rzg2l_cpg_priv *priv = clk_hw_data->priv; + u32 val; - val >>= GET_SHIFT(hwdata->conf); - val &= GENMASK(GET_WIDTH(hwdata->conf) - 1, 0); + val = readl(priv->base + GET_REG_OFFSET(clk_hw_data->conf)); + val >>= GET_SHIFT(clk_hw_data->conf); + val &= GENMASK(GET_WIDTH(clk_hw_data->conf) - 1, 0); - return val ? val - 1 : 0; + return clk_mux_val_to_index(hw, sd_mux_hw_data->mtable, CLK_MUX_ROUND_CLOSEST, val); } static const struct clk_ops rzg2l_cpg_sd_clk_mux_ops = { @@ -257,31 +330,40 @@ rzg2l_cpg_sd_mux_clk_register(const struct cpg_core_clk *core, void __iomem *base, struct rzg2l_cpg_priv *priv) { - struct sd_hw_data *clk_hw_data; + struct sd_mux_hw_data *sd_mux_hw_data; struct clk_init_data init; struct clk_hw *clk_hw; int ret; - clk_hw_data = devm_kzalloc(priv->dev, sizeof(*clk_hw_data), GFP_KERNEL); - if (!clk_hw_data) + sd_mux_hw_data = devm_kzalloc(priv->dev, sizeof(*sd_mux_hw_data), GFP_KERNEL); + if (!sd_mux_hw_data) return ERR_PTR(-ENOMEM); - clk_hw_data->priv = priv; - clk_hw_data->conf = core->conf; + sd_mux_hw_data->hw_data.priv = priv; + sd_mux_hw_data->hw_data.conf = core->conf; + sd_mux_hw_data->hw_data.sconf = core->sconf; + sd_mux_hw_data->mtable = core->mtable; init.name = GET_SHIFT(core->conf) ? "sd1" : "sd0"; init.ops = &rzg2l_cpg_sd_clk_mux_ops; - init.flags = 0; + init.flags = core->flag; init.num_parents = core->num_parents; init.parent_names = core->parent_names; - clk_hw = &clk_hw_data->hw; + clk_hw = &sd_mux_hw_data->hw_data.hw; clk_hw->init = &init; ret = devm_clk_hw_register(priv->dev, clk_hw); if (ret) return ERR_PTR(ret); + ret = rzg2l_register_notifier(clk_hw, core, priv); + if (ret) { + dev_err(priv->dev, "Failed to register notifier for %s\n", + core->name); + return ERR_PTR(ret); + } + return clk_hw->clk; } diff --git a/drivers/clk/renesas/rzg2l-cpg.h b/drivers/clk/renesas/rzg2l-cpg.h index aefa53a90059..6418961dc882 100644 --- a/drivers/clk/renesas/rzg2l-cpg.h +++ b/drivers/clk/renesas/rzg2l-cpg.h @@ -9,6 +9,8 @@ #ifndef __RENESAS_RZG2L_CPG_H__ #define __RENESAS_RZG2L_CPG_H__ +#include + #define CPG_SIPLL5_STBY (0x140) #define CPG_SIPLL5_CLK1 (0x144) #define CPG_SIPLL5_CLK3 (0x14C) @@ -19,7 +21,6 @@ #define CPG_PL2_DDIV (0x204) #define CPG_PL3A_DDIV (0x208) #define CPG_PL6_DDIV (0x210) -#define CPG_PL2SDHI_DSEL (0x218) #define CPG_CLKSTATUS (0x280) #define CPG_PL3_SSEL (0x408) #define CPG_PL6_SSEL (0x414) @@ -43,8 +44,6 @@ #define CPG_CLKSTATUS_SELSDHI0_STS BIT(28) #define CPG_CLKSTATUS_SELSDHI1_STS BIT(29) -#define CPG_SDHI_CLK_SWITCH_STATUS_TIMEOUT_US 200 - /* n = 0/1/2 for PLL1/4/6 */ #define CPG_SAMPLL_CLK1(n) (0x04 + (16 * n)) #define CPG_SAMPLL_CLK2(n) (0x08 + (16 * n)) @@ -69,9 +68,6 @@ #define SEL_PLL6_2 SEL_PLL_PACK(CPG_PL6_ETH_SSEL, 0, 1) #define SEL_GPU2 SEL_PLL_PACK(CPG_PL6_SSEL, 12, 1) -#define SEL_SDHI0 DDIV_PACK(CPG_PL2SDHI_DSEL, 0, 2) -#define SEL_SDHI1 DDIV_PACK(CPG_PL2SDHI_DSEL, 4, 2) - #define EXTAL_FREQ_IN_MEGA_HZ (24) /** @@ -90,10 +86,13 @@ struct cpg_core_clk { unsigned int mult; unsigned int type; unsigned int conf; + unsigned int sconf; const struct clk_div_table *dtable; + const u32 *mtable; const char * const *parent_names; - int flag; - int mux_flags; + notifier_fn_t notifier; + u32 flag; + u32 mux_flags; int num_parents; }; @@ -151,10 +150,11 @@ enum clk_types { .parent_names = _parent_names, \ .num_parents = ARRAY_SIZE(_parent_names), \ .mux_flags = CLK_MUX_READ_ONLY) -#define DEF_SD_MUX(_name, _id, _conf, _parent_names) \ - DEF_TYPE(_name, _id, CLK_TYPE_SD_MUX, .conf = _conf, \ +#define DEF_SD_MUX(_name, _id, _conf, _sconf, _parent_names, _mtable, _clk_flags, _notifier) \ + DEF_TYPE(_name, _id, CLK_TYPE_SD_MUX, .conf = _conf, .sconf = _sconf, \ .parent_names = _parent_names, \ - .num_parents = ARRAY_SIZE(_parent_names)) + .num_parents = ARRAY_SIZE(_parent_names), \ + .mtable = _mtable, .flag = _clk_flags, .notifier = _notifier) #define DEF_PLL5_FOUTPOSTDIV(_name, _id, _parent) \ DEF_TYPE(_name, _id, CLK_TYPE_SIPLL5, .parent = _parent) #define DEF_PLL5_4_MUX(_name, _id, _conf, _parent_names) \ @@ -269,4 +269,6 @@ extern const struct rzg2l_cpg_info r9a07g044_cpg_info; extern const struct rzg2l_cpg_info r9a07g054_cpg_info; extern const struct rzg2l_cpg_info r9a09g011_cpg_info; +int rzg2l_cpg_sd_clk_mux_notifier(struct notifier_block *nb, unsigned long event, void *data); + #endif diff --git a/drivers/clocksource/timer-stm32-lp.c b/drivers/clocksource/timer-stm32-lp.c index db2841d0beb8..90c10f378df2 100644 --- a/drivers/clocksource/timer-stm32-lp.c +++ b/drivers/clocksource/timer-stm32-lp.c @@ -168,9 +168,7 @@ static int stm32_clkevent_lp_probe(struct platform_device *pdev) } if (of_property_read_bool(pdev->dev.parent->of_node, "wakeup-source")) { - ret = device_init_wakeup(&pdev->dev, true); - if (ret) - goto out_clk_disable; + device_set_wakeup_capable(&pdev->dev, true); ret = dev_pm_set_wake_irq(&pdev->dev, irq); if (ret) diff --git a/drivers/comedi/drivers/jr3_pci.c b/drivers/comedi/drivers/jr3_pci.c index 951c23fa0369..74d716c5a49e 100644 --- a/drivers/comedi/drivers/jr3_pci.c +++ b/drivers/comedi/drivers/jr3_pci.c @@ -87,6 +87,7 @@ struct jr3_pci_poll_delay { struct jr3_pci_dev_private { struct timer_list timer; struct comedi_device *dev; + bool timer_enable; }; union jr3_pci_single_range { @@ -596,10 +597,11 @@ static void jr3_pci_poll_dev(struct timer_list *t) delay = sub_delay.max; } } + if (devpriv->timer_enable) { + devpriv->timer.expires = jiffies + msecs_to_jiffies(delay); + add_timer(&devpriv->timer); + } spin_unlock_irqrestore(&dev->spinlock, flags); - - devpriv->timer.expires = jiffies + msecs_to_jiffies(delay); - add_timer(&devpriv->timer); } static struct jr3_pci_subdev_private * @@ -748,6 +750,7 @@ static int jr3_pci_auto_attach(struct comedi_device *dev, devpriv->dev = dev; timer_setup(&devpriv->timer, jr3_pci_poll_dev, 0); devpriv->timer.expires = jiffies + msecs_to_jiffies(1000); + devpriv->timer_enable = true; add_timer(&devpriv->timer); return 0; @@ -757,8 +760,12 @@ static void jr3_pci_detach(struct comedi_device *dev) { struct jr3_pci_dev_private *devpriv = dev->private; - if (devpriv) + if (devpriv) { + spin_lock_bh(&dev->spinlock); + devpriv->timer_enable = false; + spin_unlock_bh(&dev->spinlock); del_timer_sync(&devpriv->timer); + } comedi_pci_detach(dev); } diff --git a/drivers/cpufreq/cppc_cpufreq.c b/drivers/cpufreq/cppc_cpufreq.c index 12fc07ed3502..cfa2e3f0e56b 100644 --- a/drivers/cpufreq/cppc_cpufreq.c +++ b/drivers/cpufreq/cppc_cpufreq.c @@ -749,7 +749,7 @@ static unsigned int cppc_cpufreq_get_rate(unsigned int cpu) int ret; if (!policy) - return -ENODEV; + return 0; cpu_data = policy->driver_data; diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 9749d9a66472..7778af467458 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -2698,10 +2698,18 @@ EXPORT_SYMBOL(cpufreq_update_policy); */ void cpufreq_update_limits(unsigned int cpu) { + struct cpufreq_policy *policy; + + policy = cpufreq_cpu_get(cpu); + if (!policy) + return; + if (cpufreq_driver->update_limits) cpufreq_driver->update_limits(cpu); else cpufreq_update_policy(cpu); + + cpufreq_cpu_put(policy); } EXPORT_SYMBOL_GPL(cpufreq_update_limits); diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 5c0f4e2c64c4..c4aa94559b94 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -33,11 +33,17 @@ static const struct scmi_perf_proto_ops *perf_ops; static unsigned int scmi_cpufreq_get_rate(unsigned int cpu) { - struct cpufreq_policy *policy = cpufreq_cpu_get_raw(cpu); - struct scmi_data *priv = policy->driver_data; + struct cpufreq_policy *policy; + struct scmi_data *priv; unsigned long rate; int ret; + policy = cpufreq_cpu_get_raw(cpu); + if (unlikely(!policy)) + return 0; + + priv = policy->driver_data; + ret = perf_ops->freq_get(ph, priv->domain_id, &rate, false); if (ret) return 0; diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c index 433deec4b61f..217073faf60c 100644 --- a/drivers/cpufreq/scpi-cpufreq.c +++ b/drivers/cpufreq/scpi-cpufreq.c @@ -29,9 +29,16 @@ static struct scpi_ops *scpi_ops; static unsigned int scpi_cpufreq_get_rate(unsigned int cpu) { - struct cpufreq_policy *policy = cpufreq_cpu_get_raw(cpu); - struct scpi_data *priv = policy->driver_data; - unsigned long rate = clk_get_rate(priv->clk); + struct cpufreq_policy *policy; + struct scpi_data *priv; + unsigned long rate; + + policy = cpufreq_cpu_get_raw(cpu); + if (unlikely(!policy)) + return 0; + + priv = policy->driver_data; + rate = clk_get_rate(priv->clk); return rate / 1000; } diff --git a/drivers/crypto/atmel-sha204a.c b/drivers/crypto/atmel-sha204a.c index a84b657598c6..51738c730717 100644 --- a/drivers/crypto/atmel-sha204a.c +++ b/drivers/crypto/atmel-sha204a.c @@ -107,7 +107,12 @@ static int atmel_sha204a_probe(struct i2c_client *client, i2c_priv->hwrng.name = dev_name(&client->dev); i2c_priv->hwrng.read = atmel_sha204a_rng_read; - i2c_priv->hwrng.quality = 1024; + + /* + * According to review by Bill Cox [1], this HWRNG has very low entropy. + * [1] https://www.metzdowd.com/pipermail/cryptography/2014-December/023858.html + */ + i2c_priv->hwrng.quality = 1; ret = devm_hwrng_register(&client->dev, &i2c_priv->hwrng); if (ret) diff --git a/drivers/crypto/caam/qi.c b/drivers/crypto/caam/qi.c index 9f6db61e5c0d..df12b562ad3b 100644 --- a/drivers/crypto/caam/qi.c +++ b/drivers/crypto/caam/qi.c @@ -115,12 +115,12 @@ int caam_qi_enqueue(struct device *qidev, struct caam_drv_req *req) qm_fd_addr_set64(&fd, addr); do { + refcount_inc(&req->drv_ctx->refcnt); ret = qman_enqueue(req->drv_ctx->req_fq, &fd); - if (likely(!ret)) { - refcount_inc(&req->drv_ctx->refcnt); + if (likely(!ret)) return 0; - } + refcount_dec(&req->drv_ctx->refcnt); if (ret != -EBUSY) break; num_retries++; diff --git a/drivers/crypto/ccp/sp-pci.c b/drivers/crypto/ccp/sp-pci.c index 55411b494d69..32c0b2744654 100644 --- a/drivers/crypto/ccp/sp-pci.c +++ b/drivers/crypto/ccp/sp-pci.c @@ -179,14 +179,17 @@ static bool sp_pci_is_master(struct sp_device *sp) pdev_new = to_pci_dev(dev_new); pdev_cur = to_pci_dev(dev_cur); - if (pdev_new->bus->number < pdev_cur->bus->number) - return true; + if (pci_domain_nr(pdev_new->bus) != pci_domain_nr(pdev_cur->bus)) + return pci_domain_nr(pdev_new->bus) < pci_domain_nr(pdev_cur->bus); - if (PCI_SLOT(pdev_new->devfn) < PCI_SLOT(pdev_cur->devfn)) - return true; + if (pdev_new->bus->number != pdev_cur->bus->number) + return pdev_new->bus->number < pdev_cur->bus->number; - if (PCI_FUNC(pdev_new->devfn) < PCI_FUNC(pdev_cur->devfn)) - return true; + if (PCI_SLOT(pdev_new->devfn) != PCI_SLOT(pdev_cur->devfn)) + return PCI_SLOT(pdev_new->devfn) < PCI_SLOT(pdev_cur->devfn); + + if (PCI_FUNC(pdev_new->devfn) != PCI_FUNC(pdev_cur->devfn)) + return PCI_FUNC(pdev_new->devfn) < PCI_FUNC(pdev_cur->devfn); return false; } diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c index ef99174d81ce..546bba502fbc 100644 --- a/drivers/dma-buf/udmabuf.c +++ b/drivers/dma-buf/udmabuf.c @@ -186,7 +186,7 @@ static long udmabuf_create(struct miscdevice *device, if (!ubuf) return -ENOMEM; - pglimit = (size_limit_mb * 1024 * 1024) >> PAGE_SHIFT; + pglimit = ((u64)size_limit_mb * 1024 * 1024) >> PAGE_SHIFT; for (i = 0; i < head->count; i++) { if (!IS_ALIGNED(list[i].offset, PAGE_SIZE)) goto err; diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index ffe621695e47..78b8a97b2363 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -827,9 +827,9 @@ static int dmatest_func(void *data) } else { dma_async_issue_pending(chan); - wait_event_freezable_timeout(thread->done_wait, - done->done, - msecs_to_jiffies(params->timeout)); + wait_event_timeout(thread->done_wait, + done->done, + msecs_to_jiffies(params->timeout)); status = dma_async_is_tx_complete(chan, cookie, NULL, NULL); diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c index e7e8e624a436..f865139e43db 100644 --- a/drivers/edac/altera_edac.c +++ b/drivers/edac/altera_edac.c @@ -98,7 +98,7 @@ static irqreturn_t altr_sdram_mc_err_handler(int irq, void *dev_id) if (status & priv->ecc_stat_ce_mask) { regmap_read(drvdata->mc_vbase, priv->ecc_saddr_offset, &err_addr); - if (priv->ecc_uecnt_offset) + if (priv->ecc_cecnt_offset) regmap_read(drvdata->mc_vbase, priv->ecc_cecnt_offset, &err_count); edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, err_count, @@ -1015,9 +1015,6 @@ altr_init_a10_ecc_block(struct device_node *np, u32 irq_mask, } } - /* Interrupt mode set to every SBERR */ - regmap_write(ecc_mgr_map, ALTR_A10_ECC_INTMODE_OFST, - ALTR_A10_ECC_INTMODE); /* Enable ECC */ ecc_set_bits(ecc_ctrl_en_mask, (ecc_block_base + ALTR_A10_ECC_CTRL_OFST)); @@ -2138,6 +2135,10 @@ static int altr_edac_a10_probe(struct platform_device *pdev) return PTR_ERR(edac->ecc_mgr_map); } + /* Set irq mask for DDR SBE to avoid any pending irq before registration */ + regmap_write(edac->ecc_mgr_map, A10_SYSMGR_ECC_INTMASK_SET_OFST, + (A10_SYSMGR_ECC_INTMASK_SDMMCB | A10_SYSMGR_ECC_INTMASK_DDR0)); + edac->irq_chip.name = pdev->dev.of_node->name; edac->irq_chip.irq_mask = a10_eccmgr_irq_mask; edac->irq_chip.irq_unmask = a10_eccmgr_irq_unmask; diff --git a/drivers/edac/altera_edac.h b/drivers/edac/altera_edac.h index 3727e72c8c2e..7248d24c4908 100644 --- a/drivers/edac/altera_edac.h +++ b/drivers/edac/altera_edac.h @@ -249,6 +249,8 @@ struct altr_sdram_mc_data { #define A10_SYSMGR_ECC_INTMASK_SET_OFST 0x94 #define A10_SYSMGR_ECC_INTMASK_CLR_OFST 0x98 #define A10_SYSMGR_ECC_INTMASK_OCRAM BIT(1) +#define A10_SYSMGR_ECC_INTMASK_SDMMCB BIT(16) +#define A10_SYSMGR_ECC_INTMASK_DDR0 BIT(17) #define A10_SYSMGR_ECC_INTSTAT_SERR_OFST 0x9C #define A10_SYSMGR_ECC_INTSTAT_DERR_OFST 0xA0 diff --git a/drivers/firmware/arm_ffa/driver.c b/drivers/firmware/arm_ffa/driver.c index 7cd6b1564e80..7c2db3f01765 100644 --- a/drivers/firmware/arm_ffa/driver.c +++ b/drivers/firmware/arm_ffa/driver.c @@ -225,7 +225,8 @@ __ffa_partition_info_get(u32 uuid0, u32 uuid1, u32 uuid2, u32 uuid3, memcpy(buffer + idx, drv_info->rx_buffer + idx * sz, buf_sz); - ffa_rx_release(); + if (!(flags & PARTITION_INFO_GET_RETURN_COUNT_ONLY)) + ffa_rx_release(); mutex_unlock(&drv_info->rx_lock); diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c index 35bb70724d44..8c6f99d15f22 100644 --- a/drivers/firmware/arm_scmi/bus.c +++ b/drivers/firmware/arm_scmi/bus.c @@ -73,6 +73,9 @@ struct scmi_device *scmi_child_dev_find(struct device *parent, if (!dev) return NULL; + /* Drop the refcnt bumped implicitly by device_find_child */ + put_device(dev); + return to_scmi_dev(dev); } diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index 54d9fa7da9c1..7185554b025e 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -753,6 +753,7 @@ static int tegra186_gpio_probe(struct platform_device *pdev) struct gpio_irq_chip *irq; struct tegra_gpio *gpio; struct device_node *np; + struct resource *res; char **names; int err; @@ -772,19 +773,19 @@ static int tegra186_gpio_probe(struct platform_device *pdev) gpio->num_banks++; /* get register apertures */ - gpio->secure = devm_platform_ioremap_resource_byname(pdev, "security"); - if (IS_ERR(gpio->secure)) { - gpio->secure = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(gpio->secure)) - return PTR_ERR(gpio->secure); - } + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "security"); + if (!res) + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + gpio->secure = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(gpio->secure)) + return PTR_ERR(gpio->secure); - gpio->base = devm_platform_ioremap_resource_byname(pdev, "gpio"); - if (IS_ERR(gpio->base)) { - gpio->base = devm_platform_ioremap_resource(pdev, 1); - if (IS_ERR(gpio->base)) - return PTR_ERR(gpio->base); - } + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "gpio"); + if (!res) + res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + gpio->base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(gpio->base)) + return PTR_ERR(gpio->base); err = platform_irq_count(pdev); if (err < 0) diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c index 06c6401f02b8..1d8168153a1c 100644 --- a/drivers/gpio/gpio-zynq.c +++ b/drivers/gpio/gpio-zynq.c @@ -1012,6 +1012,7 @@ static int zynq_gpio_remove(struct platform_device *pdev) ret = pm_runtime_get_sync(&pdev->dev); if (ret < 0) dev_warn(&pdev->dev, "pm_runtime_get_sync() Failed\n"); + device_init_wakeup(&pdev->dev, 0); gpiochip_remove(&gpio->chip); clk_disable_unprepare(gpio->clk); device_set_wakeup_capable(&pdev->dev, 0); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index b41a97185823..fcd0c61499f8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -6186,6 +6186,7 @@ struct dma_fence *amdgpu_device_switch_gang(struct amdgpu_device *adev, { struct dma_fence *old = NULL; + dma_fence_get(gang); do { dma_fence_put(old); rcu_read_lock(); @@ -6195,12 +6196,19 @@ struct dma_fence *amdgpu_device_switch_gang(struct amdgpu_device *adev, if (old == gang) break; - if (!dma_fence_is_signaled(old)) + if (!dma_fence_is_signaled(old)) { + dma_fence_put(gang); return old; + } } while (cmpxchg((struct dma_fence __force **)&adev->gang_submit, old, gang) != old); + /* + * Drop it once for the exchanged reference in adev and once for the + * thread local reference acquired in amdgpu_device_get_gang(). + */ + dma_fence_put(old); dma_fence_put(old); return NULL; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c index e8b3e9520cf6..ab06cb4d7b35 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c @@ -210,7 +210,7 @@ static void amdgpu_dma_buf_unmap(struct dma_buf_attachment *attach, struct sg_table *sgt, enum dma_data_direction dir) { - if (sgt->sgl->page_link) { + if (sg_page(sgt->sgl)) { dma_unmap_sgtable(attach->dev, sgt, dir, 0); sg_free_table(sgt); kfree(sgt); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 48076cf8ba80..0a85a59519ca 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1662,7 +1662,6 @@ static const u16 amdgpu_unsupported_pciidlist[] = { }; static const struct pci_device_id pciidlist[] = { -#ifdef CONFIG_DRM_AMDGPU_SI {0x1002, 0x6780, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, {0x1002, 0x6784, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, {0x1002, 0x6788, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, @@ -1735,8 +1734,6 @@ static const struct pci_device_id pciidlist[] = { {0x1002, 0x6665, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, {0x1002, 0x6667, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, {0x1002, 0x666F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, -#endif -#ifdef CONFIG_DRM_AMDGPU_CIK /* Kaveri */ {0x1002, 0x1304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, {0x1002, 0x1305, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, @@ -1819,7 +1816,6 @@ static const struct pci_device_id pciidlist[] = { {0x1002, 0x985D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, {0x1002, 0x985E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, {0x1002, 0x985F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, -#endif /* topaz */ {0x1002, 0x6900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, {0x1002, 0x6901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, @@ -2099,14 +2095,14 @@ static int amdgpu_pci_probe(struct pci_dev *pdev, return -ENOTSUPP; } + switch (flags & AMD_ASIC_MASK) { + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + case CHIP_OLAND: + case CHIP_HAINAN: #ifdef CONFIG_DRM_AMDGPU_SI - if (!amdgpu_si_support) { - switch (flags & AMD_ASIC_MASK) { - case CHIP_TAHITI: - case CHIP_PITCAIRN: - case CHIP_VERDE: - case CHIP_OLAND: - case CHIP_HAINAN: + if (!amdgpu_si_support) { dev_info(&pdev->dev, "SI support provided by radeon.\n"); dev_info(&pdev->dev, @@ -2114,16 +2110,18 @@ static int amdgpu_pci_probe(struct pci_dev *pdev, ); return -ENODEV; } - } + break; +#else + dev_info(&pdev->dev, "amdgpu is built without SI support.\n"); + return -ENODEV; #endif + case CHIP_KAVERI: + case CHIP_BONAIRE: + case CHIP_HAWAII: + case CHIP_KABINI: + case CHIP_MULLINS: #ifdef CONFIG_DRM_AMDGPU_CIK - if (!amdgpu_cik_support) { - switch (flags & AMD_ASIC_MASK) { - case CHIP_KAVERI: - case CHIP_BONAIRE: - case CHIP_HAWAII: - case CHIP_KABINI: - case CHIP_MULLINS: + if (!amdgpu_cik_support) { dev_info(&pdev->dev, "CIK support provided by radeon.\n"); dev_info(&pdev->dev, @@ -2131,8 +2129,14 @@ static int amdgpu_pci_probe(struct pci_dev *pdev, ); return -ENODEV; } - } + break; +#else + dev_info(&pdev->dev, "amdgpu is built without CIK support.\n"); + return -ENODEV; #endif + default: + break; + } adev = devm_drm_dev_alloc(&pdev->dev, &amdgpu_kms_driver, typeof(*adev), ddev); if (IS_ERR(adev)) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index 9563856536b7..7df0c4de8b19 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -208,6 +208,11 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties, return -EINVAL; } + if (args->ring_size < KFD_MIN_QUEUE_RING_SIZE) { + args->ring_size = KFD_MIN_QUEUE_RING_SIZE; + pr_debug("Size lower. clamped to KFD_MIN_QUEUE_RING_SIZE"); + } + if (!access_ok((const void __user *) args->read_pointer_address, sizeof(uint32_t))) { pr_err("Can't access read pointer\n"); @@ -464,6 +469,11 @@ static int kfd_ioctl_update_queue(struct file *filp, struct kfd_process *p, return -EINVAL; } + if (args->ring_size < KFD_MIN_QUEUE_RING_SIZE) { + args->ring_size = KFD_MIN_QUEUE_RING_SIZE; + pr_debug("Size lower. clamped to KFD_MIN_QUEUE_RING_SIZE"); + } + properties.queue_address = args->ring_base_address; properties.queue_size = args->ring_size; properties.queue_percent = args->queue_percentage; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index 11cfd881c380..8c6bd36296c4 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -36,6 +36,7 @@ #include #include "amdgpu_amdkfd.h" #include "amdgpu.h" +#include "amdgpu_reset.h" struct mm_struct; @@ -1114,6 +1115,17 @@ static void kfd_process_remove_sysfs(struct kfd_process *p) p->kobj = NULL; } +/* + * If any GPU is ongoing reset, wait for reset complete. + */ +static void kfd_process_wait_gpu_reset_complete(struct kfd_process *p) +{ + int i; + + for (i = 0; i < p->n_pdds; i++) + flush_workqueue(p->pdds[i]->dev->adev->reset_domain->wq); +} + /* No process locking is needed in this function, because the process * is not findable any more. We must assume that no other thread is * using it any more, otherwise we couldn't safely free the process @@ -1127,6 +1139,11 @@ static void kfd_process_wq_release(struct work_struct *work) kfd_process_dequeue_from_all_devices(p); pqm_uninit(&p->pqm); + /* + * If GPU in reset, user queues may still running, wait for reset complete. + */ + kfd_process_wait_gpu_reset_complete(p); + /* Signal the eviction fence after user mode queues are * destroyed. This allows any BOs to be freed without * triggering pointless evictions or waiting for fences. diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c index 1918a3c06ac8..a15bf1e38276 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c @@ -429,7 +429,7 @@ int pqm_destroy_queue(struct process_queue_manager *pqm, unsigned int qid) pr_err("Pasid 0x%x destroy queue %d failed, ret %d\n", pqm->process->pasid, pqn->q->properties.queue_id, retval); - if (retval != -ETIME) + if (retval != -ETIME && retval != -EIO) goto err_destroy_queue; } diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 5a837e3df7f3..7dee02e8ba6f 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -2795,16 +2795,16 @@ static void dm_gpureset_commit_state(struct dc_state *dc_state, for (k = 0; k < dc_state->stream_count; k++) { bundle->stream_update.stream = dc_state->streams[k]; - for (m = 0; m < dc_state->stream_status->plane_count; m++) { + for (m = 0; m < dc_state->stream_status[k].plane_count; m++) { bundle->surface_updates[m].surface = - dc_state->stream_status->plane_states[m]; + dc_state->stream_status[k].plane_states[m]; bundle->surface_updates[m].surface->force_full_update = true; } update_planes_and_stream_adapter(dm->dc, UPDATE_TYPE_FULL, - dc_state->stream_status->plane_count, + dc_state->stream_status[k].plane_count, dc_state->streams[k], &bundle->stream_update, bundle->surface_updates); @@ -4499,17 +4499,17 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) } } + if (link_cnt > (MAX_PIPES * 2)) { + DRM_ERROR( + "KMS: Cannot support more than %d display indexes\n", + MAX_PIPES * 2); + goto fail; + } + /* loops over all connectors on the board */ for (i = 0; i < link_cnt; i++) { struct dc_link *link = NULL; - if (i > AMDGPU_DM_MAX_DISPLAY_INDEX) { - DRM_ERROR( - "KMS: Cannot support more than %d display indexes\n", - AMDGPU_DM_MAX_DISPLAY_INDEX); - continue; - } - aconnector = kzalloc(sizeof(*aconnector), GFP_KERNEL); if (!aconnector) goto fail; @@ -9358,6 +9358,9 @@ static bool should_reset_plane(struct drm_atomic_state *state, if (adev->ip_versions[DCE_HWIP][0] < IP_VERSION(3, 2, 0) && state->allow_modeset) return true; + if (amdgpu_in_reset(adev) && state->allow_modeset) + return true; + /* Exit early if we know that we're adding or removing the plane. */ if (old_plane_state->crtc != new_plane_state->crtc) return true; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c index 3f211c0308a2..6110d88efdbb 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c @@ -39,10 +39,10 @@ static bool lp_write_i2c(void *handle, uint32_t address, const uint8_t *data, uint32_t size) { - struct dc_link *link = handle; struct i2c_payload i2c_payloads[] = {{true, address, size, (void *)data} }; - struct i2c_command cmd = {i2c_payloads, 1, I2C_COMMAND_ENGINE_HW, link->dc->caps.i2c_speed_in_khz}; + struct i2c_command cmd = {i2c_payloads, 1, I2C_COMMAND_ENGINE_HW, + link->dc->caps.i2c_speed_in_khz}; return dm_helpers_submit_i2c(link->ctx, link, &cmd); } @@ -52,8 +52,10 @@ lp_read_i2c(void *handle, uint32_t address, uint8_t offset, uint8_t *data, uint3 { struct dc_link *link = handle; - struct i2c_payload i2c_payloads[] = {{true, address, 1, &offset}, {false, address, size, data} }; - struct i2c_command cmd = {i2c_payloads, 2, I2C_COMMAND_ENGINE_HW, link->dc->caps.i2c_speed_in_khz}; + struct i2c_payload i2c_payloads[] = {{true, address, 1, &offset}, + {false, address, size, data} }; + struct i2c_command cmd = {i2c_payloads, 2, I2C_COMMAND_ENGINE_HW, + link->dc->caps.i2c_speed_in_khz}; return dm_helpers_submit_i2c(link->ctx, link, &cmd); } @@ -76,7 +78,6 @@ lp_read_dpcd(void *handle, uint32_t address, uint8_t *data, uint32_t size) static uint8_t *psp_get_srm(struct psp_context *psp, uint32_t *srm_version, uint32_t *srm_size) { - struct ta_hdcp_shared_memory *hdcp_cmd; if (!psp->hdcp_context.context.initialized) { @@ -96,13 +97,12 @@ static uint8_t *psp_get_srm(struct psp_context *psp, uint32_t *srm_version, uint *srm_version = hdcp_cmd->out_msg.hdcp_get_srm.srm_version; *srm_size = hdcp_cmd->out_msg.hdcp_get_srm.srm_buf_size; - return hdcp_cmd->out_msg.hdcp_get_srm.srm_buf; } -static int psp_set_srm(struct psp_context *psp, uint8_t *srm, uint32_t srm_size, uint32_t *srm_version) +static int psp_set_srm(struct psp_context *psp, + u8 *srm, uint32_t srm_size, uint32_t *srm_version) { - struct ta_hdcp_shared_memory *hdcp_cmd; if (!psp->hdcp_context.context.initialized) { @@ -119,7 +119,8 @@ static int psp_set_srm(struct psp_context *psp, uint8_t *srm, uint32_t srm_size, psp_hdcp_invoke(psp, hdcp_cmd->cmd_id); - if (hdcp_cmd->hdcp_status != TA_HDCP_STATUS__SUCCESS || hdcp_cmd->out_msg.hdcp_set_srm.valid_signature != 1 || + if (hdcp_cmd->hdcp_status != TA_HDCP_STATUS__SUCCESS || + hdcp_cmd->out_msg.hdcp_set_srm.valid_signature != 1 || hdcp_cmd->out_msg.hdcp_set_srm.srm_version == PSP_SRM_VERSION_MAX) return -EINVAL; @@ -150,7 +151,6 @@ static void process_output(struct hdcp_workqueue *hdcp_work) static void link_lock(struct hdcp_workqueue *work, bool lock) { - int i = 0; for (i = 0; i < work->max_link; i++) { @@ -160,72 +160,69 @@ static void link_lock(struct hdcp_workqueue *work, bool lock) mutex_unlock(&work[i].mutex); } } + void hdcp_update_display(struct hdcp_workqueue *hdcp_work, unsigned int link_index, struct amdgpu_dm_connector *aconnector, - uint8_t content_type, + u8 content_type, bool enable_encryption) { struct hdcp_workqueue *hdcp_w = &hdcp_work[link_index]; - struct mod_hdcp_display *display = &hdcp_work[link_index].display; - struct mod_hdcp_link *link = &hdcp_work[link_index].link; - struct mod_hdcp_display_query query; + struct mod_hdcp_link_adjustment link_adjust; + struct mod_hdcp_display_adjustment display_adjust; + unsigned int conn_index = aconnector->base.index; - mutex_lock(&hdcp_w->mutex); - hdcp_w->aconnector = aconnector; + guard(mutex)(&hdcp_w->mutex); + drm_connector_get(&aconnector->base); + if (hdcp_w->aconnector[conn_index]) + drm_connector_put(&hdcp_w->aconnector[conn_index]->base); + hdcp_w->aconnector[conn_index] = aconnector; - query.display = NULL; - mod_hdcp_query_display(&hdcp_w->hdcp, aconnector->base.index, &query); + memset(&link_adjust, 0, sizeof(link_adjust)); + memset(&display_adjust, 0, sizeof(display_adjust)); - if (query.display != NULL) { - memcpy(display, query.display, sizeof(struct mod_hdcp_display)); - mod_hdcp_remove_display(&hdcp_w->hdcp, aconnector->base.index, &hdcp_w->output); + if (enable_encryption) { + /* Explicitly set the saved SRM as sysfs call will be after we already enabled hdcp + * (s3 resume case) + */ + if (hdcp_work->srm_size > 0) + psp_set_srm(hdcp_work->hdcp.config.psp.handle, hdcp_work->srm, + hdcp_work->srm_size, + &hdcp_work->srm_version); - hdcp_w->link.adjust.hdcp2.force_type = MOD_HDCP_FORCE_TYPE_0; + display_adjust.disable = MOD_HDCP_DISPLAY_NOT_DISABLE; - if (enable_encryption) { - /* Explicitly set the saved SRM as sysfs call will be after we already enabled hdcp - * (s3 resume case) - */ - if (hdcp_work->srm_size > 0) - psp_set_srm(hdcp_work->hdcp.config.psp.handle, hdcp_work->srm, hdcp_work->srm_size, - &hdcp_work->srm_version); + link_adjust.auth_delay = 2; - display->adjust.disable = MOD_HDCP_DISPLAY_NOT_DISABLE; - if (content_type == DRM_MODE_HDCP_CONTENT_TYPE0) { - hdcp_w->link.adjust.hdcp1.disable = 0; - hdcp_w->link.adjust.hdcp2.force_type = MOD_HDCP_FORCE_TYPE_0; - } else if (content_type == DRM_MODE_HDCP_CONTENT_TYPE1) { - hdcp_w->link.adjust.hdcp1.disable = 1; - hdcp_w->link.adjust.hdcp2.force_type = MOD_HDCP_FORCE_TYPE_1; - } - - schedule_delayed_work(&hdcp_w->property_validate_dwork, - msecs_to_jiffies(DRM_HDCP_CHECK_PERIOD_MS)); - } else { - display->adjust.disable = MOD_HDCP_DISPLAY_DISABLE_AUTHENTICATION; - hdcp_w->encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; - cancel_delayed_work(&hdcp_w->property_validate_dwork); + if (content_type == DRM_MODE_HDCP_CONTENT_TYPE0) { + link_adjust.hdcp2.force_type = MOD_HDCP_FORCE_TYPE_0; + } else if (content_type == DRM_MODE_HDCP_CONTENT_TYPE1) { + link_adjust.hdcp1.disable = 1; + link_adjust.hdcp2.force_type = MOD_HDCP_FORCE_TYPE_1; } - display->state = MOD_HDCP_DISPLAY_ACTIVE; + schedule_delayed_work(&hdcp_w->property_validate_dwork, + msecs_to_jiffies(DRM_HDCP_CHECK_PERIOD_MS)); + } else { + display_adjust.disable = MOD_HDCP_DISPLAY_DISABLE_AUTHENTICATION; + hdcp_w->encryption_status[conn_index] = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; + cancel_delayed_work(&hdcp_w->property_validate_dwork); } - mod_hdcp_add_display(&hdcp_w->hdcp, link, display, &hdcp_w->output); + mod_hdcp_update_display(&hdcp_w->hdcp, conn_index, &link_adjust, &display_adjust, &hdcp_w->output); process_output(hdcp_w); - mutex_unlock(&hdcp_w->mutex); } static void hdcp_remove_display(struct hdcp_workqueue *hdcp_work, - unsigned int link_index, + unsigned int link_index, struct amdgpu_dm_connector *aconnector) { struct hdcp_workqueue *hdcp_w = &hdcp_work[link_index]; struct drm_connector_state *conn_state = aconnector->base.state; + unsigned int conn_index = aconnector->base.index; - mutex_lock(&hdcp_w->mutex); - hdcp_w->aconnector = aconnector; + guard(mutex)(&hdcp_w->mutex); /* the removal of display will invoke auth reset -> hdcp destroy and * we'd expect the Content Protection (CP) property changed back to @@ -236,28 +233,39 @@ static void hdcp_remove_display(struct hdcp_workqueue *hdcp_work, conn_state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; DRM_DEBUG_DRIVER("[HDCP_DM] display %d, CP 2 -> 1, type %u, DPMS %u\n", - aconnector->base.index, conn_state->hdcp_content_type, aconnector->base.dpms); + aconnector->base.index, conn_state->hdcp_content_type, + aconnector->base.dpms); } mod_hdcp_remove_display(&hdcp_w->hdcp, aconnector->base.index, &hdcp_w->output); - + if (hdcp_w->aconnector[conn_index]) { + drm_connector_put(&hdcp_w->aconnector[conn_index]->base); + hdcp_w->aconnector[conn_index] = NULL; + } process_output(hdcp_w); - mutex_unlock(&hdcp_w->mutex); } + void hdcp_reset_display(struct hdcp_workqueue *hdcp_work, unsigned int link_index) { struct hdcp_workqueue *hdcp_w = &hdcp_work[link_index]; + unsigned int conn_index; - mutex_lock(&hdcp_w->mutex); + guard(mutex)(&hdcp_w->mutex); mod_hdcp_reset_connection(&hdcp_w->hdcp, &hdcp_w->output); cancel_delayed_work(&hdcp_w->property_validate_dwork); - hdcp_w->encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; + + for (conn_index = 0; conn_index < AMDGPU_DM_MAX_DISPLAY_INDEX; conn_index++) { + hdcp_w->encryption_status[conn_index] = + MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; + if (hdcp_w->aconnector[conn_index]) { + drm_connector_put(&hdcp_w->aconnector[conn_index]->base); + hdcp_w->aconnector[conn_index] = NULL; + } + } process_output(hdcp_w); - - mutex_unlock(&hdcp_w->mutex); } void hdcp_handle_cpirq(struct hdcp_workqueue *hdcp_work, unsigned int link_index) @@ -267,17 +275,14 @@ void hdcp_handle_cpirq(struct hdcp_workqueue *hdcp_work, unsigned int link_index schedule_work(&hdcp_w->cpirq_work); } - - - static void event_callback(struct work_struct *work) { struct hdcp_workqueue *hdcp_work; hdcp_work = container_of(to_delayed_work(work), struct hdcp_workqueue, - callback_dwork); + callback_dwork); - mutex_lock(&hdcp_work->mutex); + guard(mutex)(&hdcp_work->mutex); cancel_delayed_work(&hdcp_work->callback_dwork); @@ -285,54 +290,79 @@ static void event_callback(struct work_struct *work) &hdcp_work->output); process_output(hdcp_work); - - mutex_unlock(&hdcp_work->mutex); - - } + static void event_property_update(struct work_struct *work) { - - struct hdcp_workqueue *hdcp_work = container_of(work, struct hdcp_workqueue, property_update_work); - struct amdgpu_dm_connector *aconnector = hdcp_work->aconnector; - struct drm_device *dev = hdcp_work->aconnector->base.dev; + struct hdcp_workqueue *hdcp_work = container_of(work, struct hdcp_workqueue, + property_update_work); + struct amdgpu_dm_connector *aconnector = NULL; + struct drm_device *dev; long ret; + unsigned int conn_index; + struct drm_connector *connector; + struct drm_connector_state *conn_state; - drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); - mutex_lock(&hdcp_work->mutex); + for (conn_index = 0; conn_index < AMDGPU_DM_MAX_DISPLAY_INDEX; conn_index++) { + aconnector = hdcp_work->aconnector[conn_index]; + if (!aconnector) + continue; - if (aconnector->base.state && aconnector->base.state->commit) { - ret = wait_for_completion_interruptible_timeout(&aconnector->base.state->commit->hw_done, 10 * HZ); + if (!aconnector->base.index) + continue; - if (ret == 0) { - DRM_ERROR("HDCP state unknown! Setting it to DESIRED"); - hdcp_work->encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; + connector = &aconnector->base; + + /* check if display connected */ + if (connector->status != connector_status_connected) + continue; + + conn_state = aconnector->base.state; + + if (!conn_state) + continue; + + dev = connector->dev; + + if (!dev) + continue; + + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); + guard(mutex)(&hdcp_work->mutex); + + if (conn_state->commit) { + ret = wait_for_completion_interruptible_timeout(&conn_state->commit->hw_done, + 10 * HZ); + if (ret == 0) { + DRM_ERROR("HDCP state unknown! Setting it to DESIRED\n"); + hdcp_work->encryption_status[conn_index] = + MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; + } } - } - - if (aconnector->base.state) { - if (hdcp_work->encryption_status != MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF) { - if (aconnector->base.state->hdcp_content_type == + if (hdcp_work->encryption_status[conn_index] != + MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF) { + if (conn_state->hdcp_content_type == DRM_MODE_HDCP_CONTENT_TYPE0 && - hdcp_work->encryption_status <= - MOD_HDCP_ENCRYPTION_STATUS_HDCP2_TYPE0_ON) - drm_hdcp_update_content_protection(&aconnector->base, - DRM_MODE_CONTENT_PROTECTION_ENABLED); - else if (aconnector->base.state->hdcp_content_type == + hdcp_work->encryption_status[conn_index] <= + MOD_HDCP_ENCRYPTION_STATUS_HDCP2_TYPE0_ON) { + DRM_DEBUG_DRIVER("[HDCP_DM] DRM_MODE_CONTENT_PROTECTION_ENABLED\n"); + drm_hdcp_update_content_protection(connector, + DRM_MODE_CONTENT_PROTECTION_ENABLED); + } else if (conn_state->hdcp_content_type == DRM_MODE_HDCP_CONTENT_TYPE1 && - hdcp_work->encryption_status == - MOD_HDCP_ENCRYPTION_STATUS_HDCP2_TYPE1_ON) - drm_hdcp_update_content_protection(&aconnector->base, - DRM_MODE_CONTENT_PROTECTION_ENABLED); + hdcp_work->encryption_status[conn_index] == + MOD_HDCP_ENCRYPTION_STATUS_HDCP2_TYPE1_ON) { + drm_hdcp_update_content_protection(connector, + DRM_MODE_CONTENT_PROTECTION_ENABLED); + } } else { - drm_hdcp_update_content_protection(&aconnector->base, - DRM_MODE_CONTENT_PROTECTION_DESIRED); + DRM_DEBUG_DRIVER("[HDCP_DM] DRM_MODE_CONTENT_PROTECTION_DESIRED\n"); + drm_hdcp_update_content_protection(connector, + DRM_MODE_CONTENT_PROTECTION_DESIRED); } + drm_modeset_unlock(&dev->mode_config.connection_mutex); } - - mutex_unlock(&hdcp_work->mutex); - drm_modeset_unlock(&dev->mode_config.connection_mutex); } static void event_property_validate(struct work_struct *work) @@ -340,22 +370,53 @@ static void event_property_validate(struct work_struct *work) struct hdcp_workqueue *hdcp_work = container_of(to_delayed_work(work), struct hdcp_workqueue, property_validate_dwork); struct mod_hdcp_display_query query; - struct amdgpu_dm_connector *aconnector = hdcp_work->aconnector; + struct amdgpu_dm_connector *aconnector; + unsigned int conn_index; - if (!aconnector) - return; + guard(mutex)(&hdcp_work->mutex); - mutex_lock(&hdcp_work->mutex); + for (conn_index = 0; conn_index < AMDGPU_DM_MAX_DISPLAY_INDEX; + conn_index++) { + aconnector = hdcp_work->aconnector[conn_index]; - query.encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; - mod_hdcp_query_display(&hdcp_work->hdcp, aconnector->base.index, &query); - if (query.encryption_status != hdcp_work->encryption_status) { - hdcp_work->encryption_status = query.encryption_status; - schedule_work(&hdcp_work->property_update_work); + if (!aconnector) + continue; + + if (!aconnector->base.index) + continue; + + /* check if display connected */ + if (aconnector->base.status != connector_status_connected) + continue; + + if (!aconnector->base.state) + continue; + + query.encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; + mod_hdcp_query_display(&hdcp_work->hdcp, aconnector->base.index, + &query); + + DRM_DEBUG_DRIVER("[HDCP_DM] disp %d, connector->CP %u, (query, work): (%d, %d)\n", + aconnector->base.index, + aconnector->base.state->content_protection, + query.encryption_status, + hdcp_work->encryption_status[conn_index]); + + if (query.encryption_status != + hdcp_work->encryption_status[conn_index]) { + DRM_DEBUG_DRIVER("[HDCP_DM] encryption_status change from %x to %x\n", + hdcp_work->encryption_status[conn_index], + query.encryption_status); + + hdcp_work->encryption_status[conn_index] = + query.encryption_status; + + DRM_DEBUG_DRIVER("[HDCP_DM] trigger property_update_work\n"); + + schedule_work(&hdcp_work->property_update_work); + } } - - mutex_unlock(&hdcp_work->mutex); } static void event_watchdog_timer(struct work_struct *work) @@ -363,10 +424,10 @@ static void event_watchdog_timer(struct work_struct *work) struct hdcp_workqueue *hdcp_work; hdcp_work = container_of(to_delayed_work(work), - struct hdcp_workqueue, + struct hdcp_workqueue, watchdog_timer_dwork); - mutex_lock(&hdcp_work->mutex); + guard(mutex)(&hdcp_work->mutex); cancel_delayed_work(&hdcp_work->watchdog_timer_dwork); @@ -375,9 +436,6 @@ static void event_watchdog_timer(struct work_struct *work) &hdcp_work->output); process_output(hdcp_work); - - mutex_unlock(&hdcp_work->mutex); - } static void event_cpirq(struct work_struct *work) @@ -386,17 +444,13 @@ static void event_cpirq(struct work_struct *work) hdcp_work = container_of(work, struct hdcp_workqueue, cpirq_work); - mutex_lock(&hdcp_work->mutex); + guard(mutex)(&hdcp_work->mutex); mod_hdcp_process_event(&hdcp_work->hdcp, MOD_HDCP_EVENT_CPIRQ, &hdcp_work->output); process_output(hdcp_work); - - mutex_unlock(&hdcp_work->mutex); - } - void hdcp_destroy(struct kobject *kobj, struct hdcp_workqueue *hdcp_work) { int i = 0; @@ -413,10 +467,8 @@ void hdcp_destroy(struct kobject *kobj, struct hdcp_workqueue *hdcp_work) kfree(hdcp_work); } - static bool enable_assr(void *handle, struct dc_link *link) { - struct hdcp_workqueue *hdcp_work = handle; struct mod_hdcp hdcp = hdcp_work->hdcp; struct psp_context *psp = hdcp.config.psp.handle; @@ -430,11 +482,12 @@ static bool enable_assr(void *handle, struct dc_link *link) dtm_cmd = (struct ta_dtm_shared_memory *)psp->dtm_context.context.mem_context.shared_buf; - mutex_lock(&psp->dtm_context.mutex); + guard(mutex)(&psp->dtm_context.mutex); memset(dtm_cmd, 0, sizeof(struct ta_dtm_shared_memory)); dtm_cmd->cmd_id = TA_DTM_COMMAND__TOPOLOGY_ASSR_ENABLE; - dtm_cmd->dtm_in_message.topology_assr_enable.display_topology_dig_be_index = link->link_enc_hw_inst; + dtm_cmd->dtm_in_message.topology_assr_enable.display_topology_dig_be_index = + link->link_enc_hw_inst; dtm_cmd->dtm_status = TA_DTM_STATUS__GENERIC_FAILURE; psp_dtm_invoke(psp, dtm_cmd->cmd_id); @@ -444,8 +497,6 @@ static bool enable_assr(void *handle, struct dc_link *link) res = false; } - mutex_unlock(&psp->dtm_context.mutex); - return res; } @@ -454,9 +505,10 @@ static void update_config(void *handle, struct cp_psp_stream_config *config) struct hdcp_workqueue *hdcp_work = handle; struct amdgpu_dm_connector *aconnector = config->dm_stream_ctx; int link_index = aconnector->dc_link->link_index; + unsigned int conn_index = aconnector->base.index; struct mod_hdcp_display *display = &hdcp_work[link_index].display; struct mod_hdcp_link *link = &hdcp_work[link_index].link; - struct drm_connector_state *conn_state; + struct hdcp_workqueue *hdcp_w = &hdcp_work[link_index]; struct dc_sink *sink = NULL; bool link_is_hdcp14 = false; @@ -476,7 +528,7 @@ static void update_config(void *handle, struct cp_psp_stream_config *config) else if (aconnector->dc_em_sink) sink = aconnector->dc_em_sink; - if (sink != NULL) + if (sink) link->mode = mod_hdcp_signal_type_to_operation_mode(sink->sink_signal); display->controller = CONTROLLER_ID_D0 + config->otg_inst; @@ -498,19 +550,28 @@ static void update_config(void *handle, struct cp_psp_stream_config *config) display->adjust.disable = MOD_HDCP_DISPLAY_DISABLE_AUTHENTICATION; link->adjust.auth_delay = 3; link->adjust.hdcp1.disable = 0; - conn_state = aconnector->base.state; + hdcp_w->encryption_status[display->index] = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF; DRM_DEBUG_DRIVER("[HDCP_DM] display %d, CP %d, type %d\n", aconnector->base.index, - (!!aconnector->base.state) ? aconnector->base.state->content_protection : -1, - (!!aconnector->base.state) ? aconnector->base.state->hdcp_content_type : -1); + (!!aconnector->base.state) ? + aconnector->base.state->content_protection : -1, + (!!aconnector->base.state) ? + aconnector->base.state->hdcp_content_type : -1); - if (conn_state) - hdcp_update_display(hdcp_work, link_index, aconnector, - conn_state->hdcp_content_type, false); + guard(mutex)(&hdcp_w->mutex); + + mod_hdcp_add_display(&hdcp_w->hdcp, link, display, &hdcp_w->output); + drm_connector_get(&aconnector->base); + if (hdcp_w->aconnector[conn_index]) + drm_connector_put(&hdcp_w->aconnector[conn_index]->base); + hdcp_w->aconnector[conn_index] = aconnector; + process_output(hdcp_w); } - -/* NOTE: From the usermodes prospective you only need to call write *ONCE*, the kernel +/** + * DOC: Add sysfs interface for set/get srm + * + * NOTE: From the usermodes prospective you only need to call write *ONCE*, the kernel * will automatically call once or twice depending on the size * * call: "cat file > /sys/class/drm/card0/device/hdcp_srm" from usermode no matter what the size is @@ -521,23 +582,23 @@ static void update_config(void *handle, struct cp_psp_stream_config *config) * sysfs interface doesn't tell us the size we will get so we are sending partial SRMs to psp and on * the last call we will send the full SRM. PSP will fail on every call before the last. * - * This means we don't know if the SRM is good until the last call. And because of this limitation we - * cannot throw errors early as it will stop the kernel from writing to sysfs + * This means we don't know if the SRM is good until the last call. And because of this + * limitation we cannot throw errors early as it will stop the kernel from writing to sysfs * * Example 1: - * Good SRM size = 5096 - * first call to write 4096 -> PSP fails - * Second call to write 1000 -> PSP Pass -> SRM is set + * Good SRM size = 5096 + * first call to write 4096 -> PSP fails + * Second call to write 1000 -> PSP Pass -> SRM is set * * Example 2: - * Bad SRM size = 4096 - * first call to write 4096 -> PSP fails (This is the same as above, but we don't know if this - * is the last call) + * Bad SRM size = 4096 + * first call to write 4096 -> PSP fails (This is the same as above, but we don't know if this + * is the last call) * * Solution?: - * 1: Parse the SRM? -> It is signed so we don't know the EOF - * 2: We can have another sysfs that passes the size before calling set. -> simpler solution - * below + * 1: Parse the SRM? -> It is signed so we don't know the EOF + * 2: We can have another sysfs that passes the size before calling set. -> simpler solution + * below * * Easy Solution: * Always call get after Set to verify if set was successful. @@ -546,20 +607,21 @@ static void update_config(void *handle, struct cp_psp_stream_config *config) * +----------------------+ * PSP will only update its srm if its older than the one we are trying to load. * Always do set first than get. - * -if we try to "1. SET" a older version PSP will reject it and we can "2. GET" the newer - * version and save it + * -if we try to "1. SET" a older version PSP will reject it and we can "2. GET" the newer + * version and save it * - * -if we try to "1. SET" a newer version PSP will accept it and we can "2. GET" the - * same(newer) version back and save it + * -if we try to "1. SET" a newer version PSP will accept it and we can "2. GET" the + * same(newer) version back and save it * - * -if we try to "1. SET" a newer version and PSP rejects it. That means the format is - * incorrect/corrupted and we should correct our SRM by getting it from PSP + * -if we try to "1. SET" a newer version and PSP rejects it. That means the format is + * incorrect/corrupted and we should correct our SRM by getting it from PSP */ -static ssize_t srm_data_write(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buffer, +static ssize_t srm_data_write(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buffer, loff_t pos, size_t count) { struct hdcp_workqueue *work; - uint32_t srm_version = 0; + u32 srm_version = 0; work = container_of(bin_attr, struct hdcp_workqueue, attr); link_lock(work, true); @@ -573,19 +635,19 @@ static ssize_t srm_data_write(struct file *filp, struct kobject *kobj, struct bi work->srm_version = srm_version; } - link_lock(work, false); return count; } -static ssize_t srm_data_read(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buffer, +static ssize_t srm_data_read(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buffer, loff_t pos, size_t count) { struct hdcp_workqueue *work; - uint8_t *srm = NULL; - uint32_t srm_version; - uint32_t srm_size; + u8 *srm = NULL; + u32 srm_version; + u32 srm_size; size_t ret = count; work = container_of(bin_attr, struct hdcp_workqueue, attr); @@ -618,12 +680,12 @@ ret: /* From the hdcp spec (5.Renewability) SRM needs to be stored in a non-volatile memory. * * For example, - * if Application "A" sets the SRM (ver 2) and we reboot/suspend and later when Application "B" - * needs to use HDCP, the version in PSP should be SRM(ver 2). So SRM should be persistent - * across boot/reboots/suspend/resume/shutdown + * if Application "A" sets the SRM (ver 2) and we reboot/suspend and later when Application "B" + * needs to use HDCP, the version in PSP should be SRM(ver 2). So SRM should be persistent + * across boot/reboots/suspend/resume/shutdown * - * Currently when the system goes down (suspend/shutdown) the SRM is cleared from PSP. For HDCP we need - * to make the SRM persistent. + * Currently when the system goes down (suspend/shutdown) the SRM is cleared from PSP. For HDCP + * we need to make the SRM persistent. * * -PSP owns the checking of SRM but doesn't have the ability to store it in a non-volatile memory. * -The kernel cannot write to the file systems. @@ -633,8 +695,8 @@ ret: * * Usermode can read/write to/from PSP using the sysfs interface * For example: - * to save SRM from PSP to storage : cat /sys/class/drm/card0/device/hdcp_srm > srmfile - * to load from storage to PSP: cat srmfile > /sys/class/drm/card0/device/hdcp_srm + * to save SRM from PSP to storage : cat /sys/class/drm/card0/device/hdcp_srm > srmfile + * to load from storage to PSP: cat srmfile > /sys/class/drm/card0/device/hdcp_srm */ static const struct bin_attribute data_attr = { .attr = {.name = "hdcp_srm", .mode = 0664}, @@ -643,10 +705,9 @@ static const struct bin_attribute data_attr = { .read = srm_data_read, }; - -struct hdcp_workqueue *hdcp_create_workqueue(struct amdgpu_device *adev, struct cp_psp *cp_psp, struct dc *dc) +struct hdcp_workqueue *hdcp_create_workqueue(struct amdgpu_device *adev, + struct cp_psp *cp_psp, struct dc *dc) { - int max_caps = dc->caps.max_links; struct hdcp_workqueue *hdcp_work; int i = 0; @@ -655,14 +716,16 @@ struct hdcp_workqueue *hdcp_create_workqueue(struct amdgpu_device *adev, struct if (ZERO_OR_NULL_PTR(hdcp_work)) return NULL; - hdcp_work->srm = kcalloc(PSP_HDCP_SRM_FIRST_GEN_MAX_SIZE, sizeof(*hdcp_work->srm), GFP_KERNEL); + hdcp_work->srm = kcalloc(PSP_HDCP_SRM_FIRST_GEN_MAX_SIZE, + sizeof(*hdcp_work->srm), GFP_KERNEL); - if (hdcp_work->srm == NULL) + if (!hdcp_work->srm) goto fail_alloc_context; - hdcp_work->srm_temp = kcalloc(PSP_HDCP_SRM_FIRST_GEN_MAX_SIZE, sizeof(*hdcp_work->srm_temp), GFP_KERNEL); + hdcp_work->srm_temp = kcalloc(PSP_HDCP_SRM_FIRST_GEN_MAX_SIZE, + sizeof(*hdcp_work->srm_temp), GFP_KERNEL); - if (hdcp_work->srm_temp == NULL) + if (!hdcp_work->srm_temp) goto fail_alloc_context; hdcp_work->max_link = max_caps; @@ -687,6 +750,13 @@ struct hdcp_workqueue *hdcp_create_workqueue(struct amdgpu_device *adev, struct hdcp_work[i].hdcp.config.ddc.funcs.read_i2c = lp_read_i2c; hdcp_work[i].hdcp.config.ddc.funcs.write_dpcd = lp_write_dpcd; hdcp_work[i].hdcp.config.ddc.funcs.read_dpcd = lp_read_dpcd; + + memset(hdcp_work[i].aconnector, 0, + sizeof(struct amdgpu_dm_connector *) * + AMDGPU_DM_MAX_DISPLAY_INDEX); + memset(hdcp_work[i].encryption_status, 0, + sizeof(enum mod_hdcp_encryption_status) * + AMDGPU_DM_MAX_DISPLAY_INDEX); } cp_psp->funcs.update_stream_config = update_config; @@ -708,10 +778,5 @@ fail_alloc_context: kfree(hdcp_work); return NULL; - - - } - - diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h index bbbf7d0eff82..69b445b011c8 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h @@ -43,7 +43,7 @@ struct hdcp_workqueue { struct delayed_work callback_dwork; struct delayed_work watchdog_timer_dwork; struct delayed_work property_validate_dwork; - struct amdgpu_dm_connector *aconnector; + struct amdgpu_dm_connector *aconnector[AMDGPU_DM_MAX_DISPLAY_INDEX]; struct mutex mutex; struct mod_hdcp hdcp; @@ -51,8 +51,7 @@ struct hdcp_workqueue { struct mod_hdcp_display display; struct mod_hdcp_link link; - enum mod_hdcp_encryption_status encryption_status; - + enum mod_hdcp_encryption_status encryption_status[AMDGPU_DM_MAX_DISPLAY_INDEX]; /* when display is unplugged from mst hub, connctor will be * destroyed within dm_dp_mst_connector_destroy. connector * hdcp perperties, like type, undesired, desired, enabled, diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 416168c7dcc5..b120aa67d26c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -1947,20 +1947,11 @@ static void delay_cursor_until_vupdate(struct dc *dc, struct pipe_ctx *pipe_ctx) dc->hwss.get_position(&pipe_ctx, 1, &position); vpos = position.vertical_count; - /* Avoid wraparound calculation issues */ - vupdate_start += stream->timing.v_total; - vupdate_end += stream->timing.v_total; - vpos += stream->timing.v_total; - if (vpos <= vupdate_start) { /* VPOS is in VACTIVE or back porch. */ lines_to_vupdate = vupdate_start - vpos; - } else if (vpos > vupdate_end) { - /* VPOS is in the front porch. */ - return; } else { - /* VPOS is in VUPDATE. */ - lines_to_vupdate = 0; + lines_to_vupdate = stream->timing.v_total - vpos + vupdate_start; } /* Calculate time until VUPDATE in microseconds. */ @@ -1968,13 +1959,18 @@ static void delay_cursor_until_vupdate(struct dc *dc, struct pipe_ctx *pipe_ctx) stream->timing.h_total * 10000u / stream->timing.pix_clk_100hz; us_to_vupdate = lines_to_vupdate * us_per_line; + /* Stall out until the cursor update completes. */ + if (vupdate_end < vupdate_start) + vupdate_end += stream->timing.v_total; + + /* Position is in the range of vupdate start and end*/ + if (lines_to_vupdate > stream->timing.v_total - vupdate_end + vupdate_start) + us_to_vupdate = 0; + /* 70 us is a conservative estimate of cursor update time*/ if (us_to_vupdate > 70) return; - /* Stall out until the cursor update completes. */ - if (vupdate_end < vupdate_start) - vupdate_end += stream->timing.v_total; us_vupdate = (vupdate_end - vupdate_start + 1) * us_per_line; udelay(us_to_vupdate + us_vupdate); } diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hubp.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hubp.c index 39a57bcd7866..576acf2ce10d 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hubp.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hubp.c @@ -44,7 +44,7 @@ void hubp31_set_unbounded_requesting(struct hubp *hubp, bool enable) struct dcn20_hubp *hubp2 = TO_DCN20_HUBP(hubp); REG_UPDATE(DCHUBP_CNTL, HUBP_UNBOUNDED_REQ_MODE, enable); - REG_UPDATE(CURSOR_CONTROL, CURSOR_REQ_MODE, enable); + REG_UPDATE(CURSOR_CONTROL, CURSOR_REQ_MODE, 1); } void hubp31_soft_reset(struct hubp *hubp, bool reset) diff --git a/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c index eae4b4826f04..ab8ae7464664 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c @@ -51,6 +51,11 @@ static int amd_powerplay_create(struct amdgpu_device *adev) hwmgr->adev = adev; hwmgr->not_vf = !amdgpu_sriov_vf(adev); hwmgr->device = amdgpu_cgs_create_device(adev); + if (!hwmgr->device) { + kfree(hwmgr); + return -ENOMEM; + } + mutex_init(&hwmgr->msg_lock); hwmgr->chip_family = adev->family; hwmgr->chip_id = adev->asic_type; diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c index a6c3610db23e..7209e965dc52 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c @@ -267,10 +267,10 @@ int smu7_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed) if (hwmgr->thermal_controller.fanInfo.bNoFan || (hwmgr->thermal_controller.fanInfo. ucTachometerPulsesPerRevolution == 0) || - speed == 0 || + (!speed || speed > UINT_MAX/8) || (speed < hwmgr->thermal_controller.fanInfo.ulMinRPM) || (speed > hwmgr->thermal_controller.fanInfo.ulMaxRPM)) - return 0; + return -EINVAL; if (PP_CAP(PHM_PlatformCaps_MicrocodeFanControl)) smu7_fan_ctrl_stop_smc_fan_control(hwmgr); diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_thermal.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_thermal.c index 190af79f3236..e93b7c4aa8c9 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_thermal.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_thermal.c @@ -307,10 +307,10 @@ int vega10_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed) int result = 0; if (hwmgr->thermal_controller.fanInfo.bNoFan || - speed == 0 || + (!speed || speed > UINT_MAX/8) || (speed < hwmgr->thermal_controller.fanInfo.ulMinRPM) || (speed > hwmgr->thermal_controller.fanInfo.ulMaxRPM)) - return -1; + return -EINVAL; if (PP_CAP(PHM_PlatformCaps_MicrocodeFanControl)) result = vega10_fan_ctrl_stop_smc_fan_control(hwmgr); diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_thermal.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_thermal.c index f4f4efdbda79..56526f489902 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_thermal.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_thermal.c @@ -191,7 +191,7 @@ int vega20_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed) uint32_t tach_period, crystal_clock_freq; int result = 0; - if (!speed) + if (!speed || speed > UINT_MAX/8) return -EINVAL; if (PP_CAP(PHM_PlatformCaps_MicrocodeFanControl)) { diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c index 9cd005131f56..ff4447702b12 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c @@ -1273,6 +1273,9 @@ static int arcturus_set_fan_speed_rpm(struct smu_context *smu, uint32_t crystal_clock_freq = 2500; uint32_t tach_period; + if (!speed || speed > UINT_MAX/8) + return -EINVAL; + tach_period = 60 * crystal_clock_freq * 10000 / (8 * speed); WREG32_SOC15(THM, 0, mmCG_TACH_CTRL_ARCT, REG_SET_FIELD(RREG32_SOC15(THM, 0, mmCG_TACH_CTRL_ARCT), diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c index 2e061a74a0b7..6c10140b15cc 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c @@ -1228,7 +1228,7 @@ int smu_v11_0_set_fan_speed_rpm(struct smu_context *smu, uint32_t crystal_clock_freq = 2500; uint32_t tach_period; - if (speed == 0) + if (!speed || speed > UINT_MAX/8) return -EINVAL; /* * To prevent from possible overheat, some ASICs may have requirement diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c index e159f715c1c2..00af9edb9eba 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c @@ -1265,7 +1265,7 @@ int smu_v13_0_set_fan_speed_rpm(struct smu_context *smu, uint32_t tach_period; int ret; - if (!speed) + if (!speed || speed > UINT_MAX/8) return -EINVAL; ret = smu_v13_0_auto_fan_control(smu, 0); diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index b097bff1cd18..66d223c2d9ab 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -1389,7 +1389,7 @@ crtc_set_mode(struct drm_device *dev, struct drm_atomic_state *old_state) mode = &new_crtc_state->mode; adjusted_mode = &new_crtc_state->adjusted_mode; - if (!new_crtc_state->mode_changed) + if (!new_crtc_state->mode_changed && !new_crtc_state->connectors_changed) continue; drm_dbg_atomic(dev, "modeset on [ENCODER:%d:%s]\n", diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c index 7fd3de89ed07..acd29b4f43f8 100644 --- a/drivers/gpu/drm/drm_panel.c +++ b/drivers/gpu/drm/drm_panel.c @@ -49,7 +49,7 @@ static LIST_HEAD(panel_list); * @dev: parent device of the panel * @funcs: panel operations * @connector_type: the connector type (DRM_MODE_CONNECTOR_*) corresponding to - * the panel interface + * the panel interface (must NOT be DRM_MODE_CONNECTOR_Unknown) * * Initialize the panel structure for subsequent registration with * drm_panel_add(). @@ -57,6 +57,9 @@ static LIST_HEAD(panel_list); void drm_panel_init(struct drm_panel *panel, struct device *dev, const struct drm_panel_funcs *funcs, int connector_type) { + if (connector_type == DRM_MODE_CONNECTOR_Unknown) + DRM_WARN("%s: %s: a valid connector type is required!\n", __func__, dev_name(dev)); + INIT_LIST_HEAD(&panel->list); panel->dev = dev; panel->funcs = funcs; diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c index c00f6f16244c..036b095c9888 100644 --- a/drivers/gpu/drm/drm_panel_orientation_quirks.c +++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c @@ -93,6 +93,12 @@ static const struct drm_dmi_panel_orientation_data onegx1_pro = { .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP, }; +static const struct drm_dmi_panel_orientation_data lcd640x960_leftside_up = { + .width = 640, + .height = 960, + .orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP, +}; + static const struct drm_dmi_panel_orientation_data lcd720x1280_rightside_up = { .width = 720, .height = 1280, @@ -123,6 +129,12 @@ static const struct drm_dmi_panel_orientation_data lcd1080x1920_rightside_up = { .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP, }; +static const struct drm_dmi_panel_orientation_data lcd1200x1920_leftside_up = { + .width = 1200, + .height = 1920, + .orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP, +}; + static const struct drm_dmi_panel_orientation_data lcd1200x1920_rightside_up = { .width = 1200, .height = 1920, @@ -184,10 +196,10 @@ static const struct dmi_system_id orientation_data[] = { DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T103HAF"), }, .driver_data = (void *)&lcd800x1280_rightside_up, - }, { /* AYA NEO AYANEO 2 */ + }, { /* AYA NEO AYANEO 2/2S */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYANEO"), - DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "AYANEO 2"), + DMI_MATCH(DMI_PRODUCT_NAME, "AYANEO 2"), }, .driver_data = (void *)&lcd1200x1920_rightside_up, }, { /* AYA NEO 2021 */ @@ -202,6 +214,18 @@ static const struct dmi_system_id orientation_data[] = { DMI_MATCH(DMI_PRODUCT_NAME, "AIR"), }, .driver_data = (void *)&lcd1080x1920_leftside_up, + }, { /* AYA NEO Flip DS Bottom Screen */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYANEO"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "FLIP DS"), + }, + .driver_data = (void *)&lcd640x960_leftside_up, + }, { /* AYA NEO Flip KB/DS Top Screen */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYANEO"), + DMI_MATCH(DMI_PRODUCT_NAME, "FLIP"), + }, + .driver_data = (void *)&lcd1080x1920_leftside_up, }, { /* AYA NEO Founder */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYA NEO"), @@ -226,6 +250,12 @@ static const struct dmi_system_id orientation_data[] = { DMI_MATCH(DMI_BOARD_NAME, "KUN"), }, .driver_data = (void *)&lcd1600x2560_rightside_up, + }, { /* AYA NEO SLIDE */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYANEO"), + DMI_MATCH(DMI_PRODUCT_NAME, "SLIDE"), + }, + .driver_data = (void *)&lcd1080x1920_leftside_up, }, { /* AYN Loki Max */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ayn"), @@ -315,6 +345,12 @@ static const struct dmi_system_id orientation_data[] = { DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"), }, .driver_data = (void *)&gpd_win2, + }, { /* GPD Win 2 (correct DMI strings) */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "WIN2") + }, + .driver_data = (void *)&lcd720x1280_rightside_up, }, { /* GPD Win 3 */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"), @@ -443,6 +479,12 @@ static const struct dmi_system_id orientation_data[] = { DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ONE XPLAYER"), }, .driver_data = (void *)&lcd1600x2560_leftside_up, + }, { /* OneXPlayer Mini (Intel) */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ONE-NETBOOK TECHNOLOGY CO., LTD."), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ONE XPLAYER"), + }, + .driver_data = (void *)&lcd1200x1920_leftside_up, }, { /* OrangePi Neo */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "OrangePi"), diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c index d2bed466540a..3da476dec1da 100644 --- a/drivers/gpu/drm/i915/gvt/opregion.c +++ b/drivers/gpu/drm/i915/gvt/opregion.c @@ -222,7 +222,6 @@ int intel_vgpu_init_opregion(struct intel_vgpu *vgpu) u8 *buf; struct opregion_header *header; struct vbt v; - const char opregion_signature[16] = OPREGION_SIGNATURE; gvt_dbg_core("init vgpu%d opregion\n", vgpu->id); vgpu_opregion(vgpu)->va = (void *)__get_free_pages(GFP_KERNEL | @@ -236,8 +235,10 @@ int intel_vgpu_init_opregion(struct intel_vgpu *vgpu) /* emulated opregion with VBT mailbox only */ buf = (u8 *)vgpu_opregion(vgpu)->va; header = (struct opregion_header *)buf; - memcpy(header->signature, opregion_signature, - sizeof(opregion_signature)); + + static_assert(sizeof(header->signature) == sizeof(OPREGION_SIGNATURE) - 1); + memcpy(header->signature, OPREGION_SIGNATURE, sizeof(header->signature)); + header->size = 0x8; header->opregion_ver = 0x02000000; header->mboxes = MBOX_VBT; diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index 1f5d39a4077c..1fa958e8c40a 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -125,14 +125,14 @@ struct mtk_dpi_yc_limit { * @is_ck_de_pol: Support CK/DE polarity. * @swap_input_support: Support input swap function. * @support_direct_pin: IP supports direct connection to dpi panels. - * @input_2pixel: Input pixel of dp_intf is 2 pixel per round, so enable this - * config to enable this feature. * @dimension_mask: Mask used for HWIDTH, HPORCH, VSYNC_WIDTH and VSYNC_PORCH * (no shift). * @hvsize_mask: Mask of HSIZE and VSIZE mask (no shift). * @channel_swap_shift: Shift value of channel swap. * @yuv422_en_bit: Enable bit of yuv422. * @csc_enable_bit: Enable bit of CSC. + * @input_2p_en_bit: Enable bit for input two pixel per round feature. + * If present, implies that the feature must be enabled. * @pixels_per_iter: Quantity of transferred pixels per iteration. */ struct mtk_dpi_conf { @@ -145,12 +145,12 @@ struct mtk_dpi_conf { bool is_ck_de_pol; bool swap_input_support; bool support_direct_pin; - bool input_2pixel; u32 dimension_mask; u32 hvsize_mask; u32 channel_swap_shift; u32 yuv422_en_bit; u32 csc_enable_bit; + u32 input_2p_en_bit; u32 pixels_per_iter; }; @@ -463,6 +463,7 @@ static void mtk_dpi_power_off(struct mtk_dpi *dpi) mtk_dpi_disable(dpi); clk_disable_unprepare(dpi->pixel_clk); + clk_disable_unprepare(dpi->tvd_clk); clk_disable_unprepare(dpi->engine_clk); } @@ -479,6 +480,12 @@ static int mtk_dpi_power_on(struct mtk_dpi *dpi) goto err_refcount; } + ret = clk_prepare_enable(dpi->tvd_clk); + if (ret) { + dev_err(dpi->dev, "Failed to enable tvd pll: %d\n", ret); + goto err_engine; + } + ret = clk_prepare_enable(dpi->pixel_clk); if (ret) { dev_err(dpi->dev, "Failed to enable pixel clock: %d\n", ret); @@ -488,6 +495,8 @@ static int mtk_dpi_power_on(struct mtk_dpi *dpi) return 0; err_pixel: + clk_disable_unprepare(dpi->tvd_clk); +err_engine: clk_disable_unprepare(dpi->engine_clk); err_refcount: dpi->refcount--; @@ -602,9 +611,9 @@ static int mtk_dpi_set_display_mode(struct mtk_dpi *dpi, mtk_dpi_dual_edge(dpi); mtk_dpi_config_disable_edge(dpi); } - if (dpi->conf->input_2pixel) { - mtk_dpi_mask(dpi, DPI_CON, DPINTF_INPUT_2P_EN, - DPINTF_INPUT_2P_EN); + if (dpi->conf->input_2p_en_bit) { + mtk_dpi_mask(dpi, DPI_CON, dpi->conf->input_2p_en_bit, + dpi->conf->input_2p_en_bit); } mtk_dpi_sw_reset(dpi, false); @@ -952,12 +961,12 @@ static const struct mtk_dpi_conf mt8195_dpintf_conf = { .output_fmts = mt8195_output_fmts, .num_output_fmts = ARRAY_SIZE(mt8195_output_fmts), .pixels_per_iter = 4, - .input_2pixel = true, .dimension_mask = DPINTF_HPW_MASK, .hvsize_mask = DPINTF_HSIZE_MASK, .channel_swap_shift = DPINTF_CH_SWAP, .yuv422_en_bit = DPINTF_YUV422_EN, .csc_enable_bit = DPINTF_CSC_ENABLE, + .input_2p_en_bit = DPINTF_INPUT_2P_EN, }; static int mtk_dpi_probe(struct platform_device *pdev) diff --git a/drivers/gpu/drm/meson/meson_vclk.c b/drivers/gpu/drm/meson/meson_vclk.c index 2a942dc6a6dc..2a82119eb58e 100644 --- a/drivers/gpu/drm/meson/meson_vclk.c +++ b/drivers/gpu/drm/meson/meson_vclk.c @@ -790,13 +790,13 @@ meson_vclk_vic_supported_freq(struct meson_drm *priv, unsigned int phy_freq, FREQ_1000_1001(params[i].pixel_freq)); DRM_DEBUG_DRIVER("i = %d phy_freq = %d alt = %d\n", i, params[i].phy_freq, - FREQ_1000_1001(params[i].phy_freq/1000)*1000); + FREQ_1000_1001(params[i].phy_freq/10)*10); /* Match strict frequency */ if (phy_freq == params[i].phy_freq && vclk_freq == params[i].vclk_freq) return MODE_OK; /* Match 1000/1001 variant */ - if (phy_freq == (FREQ_1000_1001(params[i].phy_freq/1000)*1000) && + if (phy_freq == (FREQ_1000_1001(params[i].phy_freq/10)*10) && vclk_freq == FREQ_1000_1001(params[i].vclk_freq)) return MODE_OK; } @@ -1070,7 +1070,7 @@ void meson_vclk_setup(struct meson_drm *priv, unsigned int target, for (freq = 0 ; params[freq].pixel_freq ; ++freq) { if ((phy_freq == params[freq].phy_freq || - phy_freq == FREQ_1000_1001(params[freq].phy_freq/1000)*1000) && + phy_freq == FREQ_1000_1001(params[freq].phy_freq/10)*10) && (vclk_freq == params[freq].vclk_freq || vclk_freq == FREQ_1000_1001(params[freq].vclk_freq))) { if (vclk_freq != params[freq].vclk_freq) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index ee9b32fbe916..9156e673d360 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -1070,50 +1070,51 @@ static void a6xx_gmu_shutdown(struct a6xx_gmu *gmu) struct a6xx_gpu *a6xx_gpu = container_of(gmu, struct a6xx_gpu, gmu); struct adreno_gpu *adreno_gpu = &a6xx_gpu->base; u32 val; + int ret; /* - * The GMU may still be in slumber unless the GPU started so check and - * skip putting it back into slumber if so + * GMU firmware's internal power state gets messed up if we send "prepare_slumber" hfi when + * oob_gpu handshake wasn't done after the last wake up. So do a dummy handshake here when + * required */ - val = gmu_read(gmu, REG_A6XX_GPU_GMU_CX_GMU_RPMH_POWER_STATE); + if (adreno_gpu->base.needs_hw_init) { + if (a6xx_gmu_set_oob(&a6xx_gpu->gmu, GMU_OOB_GPU_SET)) + goto force_off; - if (val != 0xf) { - int ret = a6xx_gmu_wait_for_idle(gmu); - - /* If the GMU isn't responding assume it is hung */ - if (ret) { - a6xx_gmu_force_off(gmu); - return; - } - - a6xx_bus_clear_pending_transactions(adreno_gpu, a6xx_gpu->hung); - - /* tell the GMU we want to slumber */ - ret = a6xx_gmu_notify_slumber(gmu); - if (ret) { - a6xx_gmu_force_off(gmu); - return; - } - - ret = gmu_poll_timeout(gmu, - REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS, val, - !(val & A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS_GPUBUSYIGNAHB), - 100, 10000); - - /* - * Let the user know we failed to slumber but don't worry too - * much because we are powering down anyway - */ - - if (ret) - DRM_DEV_ERROR(gmu->dev, - "Unable to slumber GMU: status = 0%x/0%x\n", - gmu_read(gmu, - REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS), - gmu_read(gmu, - REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS2)); + a6xx_gmu_clear_oob(&a6xx_gpu->gmu, GMU_OOB_GPU_SET); } + ret = a6xx_gmu_wait_for_idle(gmu); + + /* If the GMU isn't responding assume it is hung */ + if (ret) + goto force_off; + + a6xx_bus_clear_pending_transactions(adreno_gpu, a6xx_gpu->hung); + + /* tell the GMU we want to slumber */ + ret = a6xx_gmu_notify_slumber(gmu); + if (ret) + goto force_off; + + ret = gmu_poll_timeout(gmu, + REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS, val, + !(val & A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS_GPUBUSYIGNAHB), + 100, 10000); + + /* + * Let the user know we failed to slumber but don't worry too + * much because we are powering down anyway + */ + + if (ret) + DRM_DEV_ERROR(gmu->dev, + "Unable to slumber GMU: status = 0%x/0%x\n", + gmu_read(gmu, + REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS), + gmu_read(gmu, + REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_STATUS2)); + /* Turn off HFI */ a6xx_hfi_stop(gmu); @@ -1122,6 +1123,11 @@ static void a6xx_gmu_shutdown(struct a6xx_gmu *gmu) /* Tell RPMh to power off the GPU */ a6xx_rpmh_stop(gmu); + + return; + +force_off: + a6xx_gmu_force_off(gmu); } diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index f2dca41e46c5..2953d6a6d390 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -143,6 +143,9 @@ nouveau_bo_del_ttm(struct ttm_buffer_object *bo) nouveau_bo_del_io_reserve_lru(bo); nv10_bo_put_tile_region(dev, nvbo->tile, NULL); + if (bo->base.import_attach) + drm_prime_gem_destroy(&bo->base, bo->sg); + /* * If nouveau_bo_new() allocated this buffer, the GEM object was never * initialized, so don't attempt to release it. diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index abcac7db4347..c84f4b9dbb2c 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -95,7 +95,7 @@ nouveau_fence_context_kill(struct nouveau_fence_chan *fctx, int error) while (!list_empty(&fctx->pending)) { fence = list_entry(fctx->pending.next, typeof(*fence), head); - if (error) + if (error && !dma_fence_is_signaled_locked(&fence->base)) dma_fence_set_error(&fence->base, error); if (nouveau_fence_signal(fence)) diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index fab542a758ff..a14728427ee4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -87,9 +87,6 @@ nouveau_gem_object_del(struct drm_gem_object *gem) return; } - if (gem->import_attach) - drm_prime_gem_destroy(gem, nvbo->bo.sg); - ttm_bo_put(&nvbo->bo); pm_runtime_mark_last_busy(dev); diff --git a/drivers/gpu/drm/sti/Makefile b/drivers/gpu/drm/sti/Makefile index f203ac5514ae..f778a4eee7c9 100644 --- a/drivers/gpu/drm/sti/Makefile +++ b/drivers/gpu/drm/sti/Makefile @@ -7,8 +7,6 @@ sti-drm-y := \ sti_compositor.o \ sti_crtc.o \ sti_plane.o \ - sti_crtc.o \ - sti_plane.o \ sti_hdmi.o \ sti_hdmi_tx3g4c28phy.o \ sti_dvo.o \ diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c index 7e2b0e224135..ebb9b1f782f9 100644 --- a/drivers/gpu/drm/tiny/repaper.c +++ b/drivers/gpu/drm/tiny/repaper.c @@ -455,7 +455,7 @@ static void repaper_frame_fixed_repeat(struct repaper_epd *epd, u8 fixed_value, enum repaper_stage stage) { u64 start = local_clock(); - u64 end = start + (epd->factored_stage_time * 1000 * 1000); + u64 end = start + ((u64)epd->factored_stage_time * 1000 * 1000); do { repaper_frame_fixed(epd, fixed_value, stage); @@ -466,7 +466,7 @@ static void repaper_frame_data_repeat(struct repaper_epd *epd, const u8 *image, const u8 *mask, enum repaper_stage stage) { u64 start = local_clock(); - u64 end = start + (epd->factored_stage_time * 1000 * 1000); + u64 end = start + ((u64)epd->factored_stage_time * 1000 * 1000); do { repaper_frame_data(epd, image, mask, stage); diff --git a/drivers/hid/usbhid/hid-pidff.c b/drivers/hid/usbhid/hid-pidff.c index 3b4ee21cd811..26cb331b646c 100644 --- a/drivers/hid/usbhid/hid-pidff.c +++ b/drivers/hid/usbhid/hid-pidff.c @@ -21,6 +21,7 @@ #include "usbhid.h" #define PID_EFFECTS_MAX 64 +#define PID_INFINITE 0xffff /* Report usage table used to put reports into an array */ @@ -261,10 +262,22 @@ static void pidff_set_envelope_report(struct pidff_device *pidff, static int pidff_needs_set_envelope(struct ff_envelope *envelope, struct ff_envelope *old) { - return envelope->attack_level != old->attack_level || - envelope->fade_level != old->fade_level || + bool needs_new_envelope; + needs_new_envelope = envelope->attack_level != 0 || + envelope->fade_level != 0 || + envelope->attack_length != 0 || + envelope->fade_length != 0; + + if (!needs_new_envelope) + return false; + + if (!old) + return needs_new_envelope; + + return envelope->attack_level != old->attack_level || + envelope->fade_level != old->fade_level || envelope->attack_length != old->attack_length || - envelope->fade_length != old->fade_length; + envelope->fade_length != old->fade_length; } /* @@ -301,7 +314,12 @@ static void pidff_set_effect_report(struct pidff_device *pidff, pidff->block_load[PID_EFFECT_BLOCK_INDEX].value[0]; pidff->set_effect_type->value[0] = pidff->create_new_effect_type->value[0]; - pidff->set_effect[PID_DURATION].value[0] = effect->replay.length; + + /* Convert infinite length from Linux API (0) + to PID standard (NULL) if needed */ + pidff->set_effect[PID_DURATION].value[0] = + effect->replay.length == 0 ? PID_INFINITE : effect->replay.length; + pidff->set_effect[PID_TRIGGER_BUTTON].value[0] = effect->trigger.button; pidff->set_effect[PID_TRIGGER_REPEAT_INT].value[0] = effect->trigger.interval; @@ -574,11 +592,9 @@ static int pidff_upload_effect(struct input_dev *dev, struct ff_effect *effect, pidff_set_effect_report(pidff, effect); if (!old || pidff_needs_set_constant(effect, old)) pidff_set_constant_force_report(pidff, effect); - if (!old || - pidff_needs_set_envelope(&effect->u.constant.envelope, - &old->u.constant.envelope)) - pidff_set_envelope_report(pidff, - &effect->u.constant.envelope); + if (pidff_needs_set_envelope(&effect->u.constant.envelope, + old ? &old->u.constant.envelope : NULL)) + pidff_set_envelope_report(pidff, &effect->u.constant.envelope); break; case FF_PERIODIC: @@ -613,11 +629,9 @@ static int pidff_upload_effect(struct input_dev *dev, struct ff_effect *effect, pidff_set_effect_report(pidff, effect); if (!old || pidff_needs_set_periodic(effect, old)) pidff_set_periodic_report(pidff, effect); - if (!old || - pidff_needs_set_envelope(&effect->u.periodic.envelope, - &old->u.periodic.envelope)) - pidff_set_envelope_report(pidff, - &effect->u.periodic.envelope); + if (pidff_needs_set_envelope(&effect->u.periodic.envelope, + old ? &old->u.periodic.envelope : NULL)) + pidff_set_envelope_report(pidff, &effect->u.periodic.envelope); break; case FF_RAMP: @@ -631,11 +645,9 @@ static int pidff_upload_effect(struct input_dev *dev, struct ff_effect *effect, pidff_set_effect_report(pidff, effect); if (!old || pidff_needs_set_ramp(effect, old)) pidff_set_ramp_force_report(pidff, effect); - if (!old || - pidff_needs_set_envelope(&effect->u.ramp.envelope, - &old->u.ramp.envelope)) - pidff_set_envelope_report(pidff, - &effect->u.ramp.envelope); + if (pidff_needs_set_envelope(&effect->u.ramp.envelope, + old ? &old->u.ramp.envelope : NULL)) + pidff_set_envelope_report(pidff, &effect->u.ramp.envelope); break; case FF_SPRING: @@ -758,6 +770,11 @@ static void pidff_set_autocenter(struct input_dev *dev, u16 magnitude) static int pidff_find_fields(struct pidff_usage *usage, const u8 *table, struct hid_report *report, int count, int strict) { + if (!report) { + pr_debug("pidff_find_fields, null report\n"); + return -1; + } + int i, j, k, found; for (k = 0; k < count; k++) { @@ -871,6 +888,11 @@ static int pidff_reports_ok(struct pidff_device *pidff) static struct hid_field *pidff_find_special_field(struct hid_report *report, int usage, int enforce_min) { + if (!report) { + pr_debug("pidff_find_special_field, null report\n"); + return NULL; + } + int i; for (i = 0; i < report->maxfield; i++) { diff --git a/drivers/hsi/clients/ssi_protocol.c b/drivers/hsi/clients/ssi_protocol.c index 274ad8443f8c..b3f1b7746eab 100644 --- a/drivers/hsi/clients/ssi_protocol.c +++ b/drivers/hsi/clients/ssi_protocol.c @@ -403,6 +403,7 @@ static void ssip_reset(struct hsi_client *cl) del_timer(&ssi->rx_wd); del_timer(&ssi->tx_wd); del_timer(&ssi->keep_alive); + cancel_work_sync(&ssi->work); ssi->main_state = 0; ssi->send_state = 0; ssi->recv_state = 0; diff --git a/drivers/i2c/busses/i2c-cros-ec-tunnel.c b/drivers/i2c/busses/i2c-cros-ec-tunnel.c index 4e787dc709f9..d13b5f804540 100644 --- a/drivers/i2c/busses/i2c-cros-ec-tunnel.c +++ b/drivers/i2c/busses/i2c-cros-ec-tunnel.c @@ -247,6 +247,9 @@ static int ec_i2c_probe(struct platform_device *pdev) u32 remote_bus; int err; + if (!ec) + return dev_err_probe(dev, -EPROBE_DEFER, "couldn't find parent EC device\n"); + if (!ec->cmd_xfer) { dev_err(dev, "Missing sendrecv\n"); return -EINVAL; diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c index ff12018bc206..45d97d611ba1 100644 --- a/drivers/i2c/busses/i2c-imx-lpi2c.c +++ b/drivers/i2c/busses/i2c-imx-lpi2c.c @@ -616,9 +616,9 @@ static int lpi2c_imx_probe(struct platform_device *pdev) return 0; rpm_disable: - pm_runtime_put(&pdev->dev); - pm_runtime_disable(&pdev->dev); pm_runtime_dont_use_autosuspend(&pdev->dev); + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); return ret; } diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c index 67afd7a55d55..adf0b7077530 100644 --- a/drivers/i3c/master.c +++ b/drivers/i3c/master.c @@ -2362,6 +2362,9 @@ static void i3c_master_unregister_i3c_devs(struct i3c_master_controller *master) */ void i3c_master_queue_ibi(struct i3c_dev_desc *dev, struct i3c_ibi_slot *slot) { + if (!dev->ibi || !slot) + return; + atomic_inc(&dev->ibi->pending_ibis); queue_work(dev->common.master->wq, &slot->work); } diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c index fc241fdf2b2b..f1d8aa56ef8c 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -356,7 +356,7 @@ static int svc_i3c_master_handle_ibi(struct svc_i3c_master *master, slot->len < SVC_I3C_FIFO_SIZE) { mdatactrl = readl(master->regs + SVC_I3C_MDATACTRL); count = SVC_I3C_MDATACTRL_RXCOUNT(mdatactrl); - readsl(master->regs + SVC_I3C_MRDATAB, buf, count); + readsb(master->regs + SVC_I3C_MRDATAB, buf, count); slot->len += count; buf += count; } diff --git a/drivers/iio/adc/ad7768-1.c b/drivers/iio/adc/ad7768-1.c index 70a25949142c..74b0c85944bd 100644 --- a/drivers/iio/adc/ad7768-1.c +++ b/drivers/iio/adc/ad7768-1.c @@ -142,7 +142,7 @@ static const struct iio_chan_spec ad7768_channels[] = { .channel = 0, .scan_index = 0, .scan_type = { - .sign = 'u', + .sign = 's', .realbits = 24, .storagebits = 32, .shift = 8, @@ -370,12 +370,11 @@ static int ad7768_read_raw(struct iio_dev *indio_dev, return ret; ret = ad7768_scan_direct(indio_dev); - if (ret >= 0) - *val = ret; iio_device_release_direct_mode(indio_dev); if (ret < 0) return ret; + *val = sign_extend32(ret, chan->scan_type.realbits - 1); return IIO_VAL_INT; diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 067d7f42871f..bb3c361bd8d4 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -72,6 +72,8 @@ static const char * const cma_events[] = { static void cma_iboe_set_mgid(struct sockaddr *addr, union ib_gid *mgid, enum ib_gid_type gid_type); +static void cma_netevent_work_handler(struct work_struct *_work); + const char *__attribute_const__ rdma_event_msg(enum rdma_cm_event_type event) { size_t index = event; @@ -994,6 +996,7 @@ __rdma_create_id(struct net *net, rdma_cm_event_handler event_handler, get_random_bytes(&id_priv->seq_num, sizeof id_priv->seq_num); id_priv->id.route.addr.dev_addr.net = get_net(net); id_priv->seq_num &= 0x00ffffff; + INIT_WORK(&id_priv->id.net_work, cma_netevent_work_handler); rdma_restrack_new(&id_priv->res, RDMA_RESTRACK_CM_ID); if (parent) @@ -5186,7 +5189,6 @@ static int cma_netevent_callback(struct notifier_block *self, if (!memcmp(current_id->id.route.addr.dev_addr.dst_dev_addr, neigh->ha, ETH_ALEN)) continue; - INIT_WORK(¤t_id->id.net_work, cma_netevent_work_handler); cma_id_get(current_id); queue_work(cma_wq, ¤t_id->id.net_work); } diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c index e9fa22d31c23..c48ef6083020 100644 --- a/drivers/infiniband/core/umem_odp.c +++ b/drivers/infiniband/core/umem_odp.c @@ -76,12 +76,14 @@ static inline int ib_init_umem_odp(struct ib_umem_odp *umem_odp, npfns = (end - start) >> PAGE_SHIFT; umem_odp->pfn_list = kvcalloc( - npfns, sizeof(*umem_odp->pfn_list), GFP_KERNEL); + npfns, sizeof(*umem_odp->pfn_list), + GFP_KERNEL | __GFP_NOWARN); if (!umem_odp->pfn_list) return -ENOMEM; umem_odp->dma_list = kvcalloc( - ndmas, sizeof(*umem_odp->dma_list), GFP_KERNEL); + ndmas, sizeof(*umem_odp->dma_list), + GFP_KERNEL | __GFP_NOWARN); if (!umem_odp->dma_list) { ret = -ENOMEM; goto out_pfn_list; diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index 5106b3ce89f0..eae22ac42e05 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -642,7 +642,7 @@ static int hns_roce_register_device(struct hns_roce_dev *hr_dev) if (ret) return ret; } - dma_set_max_seg_size(dev, UINT_MAX); + dma_set_max_seg_size(dev, SZ_2G); ret = ib_register_device(ib_dev, "hns_%d", dev); if (ret) { dev_err(dev, "ib_register_device failed!\n"); diff --git a/drivers/infiniband/hw/qib/qib_fs.c b/drivers/infiniband/hw/qib/qib_fs.c index 182a89bb24ef..caade796bc3c 100644 --- a/drivers/infiniband/hw/qib/qib_fs.c +++ b/drivers/infiniband/hw/qib/qib_fs.c @@ -55,6 +55,7 @@ static int qibfs_mknod(struct inode *dir, struct dentry *dentry, struct inode *inode = new_inode(dir->i_sb); if (!inode) { + dput(dentry); error = -EPERM; goto bail; } diff --git a/drivers/infiniband/hw/usnic/usnic_ib_main.c b/drivers/infiniband/hw/usnic/usnic_ib_main.c index 46653ad56f5a..ec2d8f78c898 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_main.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_main.c @@ -380,7 +380,7 @@ static void *usnic_ib_device_add(struct pci_dev *dev) if (!us_ibdev) { usnic_err("Device %s context alloc failed\n", netdev_name(pci_get_drvdata(dev))); - return ERR_PTR(-EFAULT); + return NULL; } us_ibdev->ufdev = usnic_fwd_dev_alloc(dev); @@ -500,8 +500,8 @@ static struct usnic_ib_dev *usnic_ib_discover_pf(struct usnic_vnic *vnic) } us_ibdev = usnic_ib_device_add(parent_pci); - if (IS_ERR_OR_NULL(us_ibdev)) { - us_ibdev = us_ibdev ? us_ibdev : ERR_PTR(-EFAULT); + if (!us_ibdev) { + us_ibdev = ERR_PTR(-EFAULT); goto out; } @@ -569,10 +569,10 @@ static int usnic_ib_pci_probe(struct pci_dev *pdev, } pf = usnic_ib_discover_pf(vf->vnic); - if (IS_ERR_OR_NULL(pf)) { - usnic_err("Failed to discover pf of vnic %s with err%ld\n", - pci_name(pdev), PTR_ERR(pf)); - err = pf ? PTR_ERR(pf) : -EFAULT; + if (IS_ERR(pf)) { + err = PTR_ERR(pf); + usnic_err("Failed to discover pf of vnic %s with err%d\n", + pci_name(pdev), err); goto out_clean_vnic; } diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index c9598c506ff9..bc78e8665551 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -3610,6 +3610,14 @@ found: while (*uid == '0' && *(uid + 1)) uid++; + if (strlen(hid) >= ACPIHID_HID_LEN) { + pr_err("Invalid command line: hid is too long\n"); + return 1; + } else if (strlen(uid) >= ACPIHID_UID_LEN) { + pr_err("Invalid command line: uid is too long\n"); + return 1; + } + i = early_acpihid_map_size++; memcpy(early_acpihid_map[i].hid, hid, strlen(hid)); memcpy(early_acpihid_map[i].uid, uid, strlen(uid)); diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 73631db4e855..29c1ca547956 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -3593,7 +3593,7 @@ static int amd_ir_set_vcpu_affinity(struct irq_data *data, void *vcpu_info) * we should not modify the IRTE */ if (!dev_data || !dev_data->use_vapic) - return 0; + return -EINVAL; ir_data->cfg = irqd_cfg(data); pi_data->ir_data = ir_data; diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c index 1d7c9fc0da2d..a82650aa9a40 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c @@ -1443,26 +1443,37 @@ static int arm_smmu_init_l2_strtab(struct arm_smmu_device *smmu, u32 sid) return 0; } +static int arm_smmu_streams_cmp_key(const void *lhs, const struct rb_node *rhs) +{ + struct arm_smmu_stream *stream_rhs = + rb_entry(rhs, struct arm_smmu_stream, node); + const u32 *sid_lhs = lhs; + + if (*sid_lhs < stream_rhs->id) + return -1; + if (*sid_lhs > stream_rhs->id) + return 1; + return 0; +} + +static int arm_smmu_streams_cmp_node(struct rb_node *lhs, + const struct rb_node *rhs) +{ + return arm_smmu_streams_cmp_key( + &rb_entry(lhs, struct arm_smmu_stream, node)->id, rhs); +} + static struct arm_smmu_master * arm_smmu_find_master(struct arm_smmu_device *smmu, u32 sid) { struct rb_node *node; - struct arm_smmu_stream *stream; lockdep_assert_held(&smmu->streams_mutex); - node = smmu->streams.rb_node; - while (node) { - stream = rb_entry(node, struct arm_smmu_stream, node); - if (stream->id < sid) - node = node->rb_right; - else if (stream->id > sid) - node = node->rb_left; - else - return stream->master; - } - - return NULL; + node = rb_find(&sid, &smmu->streams, arm_smmu_streams_cmp_key); + if (!node) + return NULL; + return rb_entry(node, struct arm_smmu_stream, node)->master; } /* IRQ and event handlers */ @@ -2593,8 +2604,6 @@ static int arm_smmu_insert_master(struct arm_smmu_device *smmu, { int i; int ret = 0; - struct arm_smmu_stream *new_stream, *cur_stream; - struct rb_node **new_node, *parent_node = NULL; struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(master->dev); master->streams = kcalloc(fwspec->num_ids, sizeof(*master->streams), @@ -2605,9 +2614,10 @@ static int arm_smmu_insert_master(struct arm_smmu_device *smmu, mutex_lock(&smmu->streams_mutex); for (i = 0; i < fwspec->num_ids; i++) { + struct arm_smmu_stream *new_stream = &master->streams[i]; + struct rb_node *existing; u32 sid = fwspec->ids[i]; - new_stream = &master->streams[i]; new_stream->id = sid; new_stream->master = master; @@ -2616,28 +2626,23 @@ static int arm_smmu_insert_master(struct arm_smmu_device *smmu, break; /* Insert into SID tree */ - new_node = &(smmu->streams.rb_node); - while (*new_node) { - cur_stream = rb_entry(*new_node, struct arm_smmu_stream, - node); - parent_node = *new_node; - if (cur_stream->id > new_stream->id) { - new_node = &((*new_node)->rb_left); - } else if (cur_stream->id < new_stream->id) { - new_node = &((*new_node)->rb_right); - } else { - dev_warn(master->dev, - "stream %u already in tree\n", - cur_stream->id); - ret = -EINVAL; - break; - } - } - if (ret) - break; + existing = rb_find_add(&new_stream->node, &smmu->streams, + arm_smmu_streams_cmp_node); + if (existing) { + struct arm_smmu_master *existing_master = + rb_entry(existing, struct arm_smmu_stream, node) + ->master; - rb_link_node(&new_stream->node, parent_node, new_node); - rb_insert_color(&new_stream->node, &smmu->streams); + /* Bridged PCI devices may end up with duplicated IDs */ + if (existing_master == master) + continue; + + dev_warn(master->dev, + "stream %u already in tree from dev %s\n", sid, + dev_name(existing_master->dev)); + ret = -EINVAL; + break; + } } if (ret) { diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 3fdff43a1e2d..91080d559f72 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -4851,6 +4851,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e30, quirk_iommu_igfx); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e40, quirk_iommu_igfx); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2e90, quirk_iommu_igfx); +/* QM57/QS57 integrated gfx malfunctions with dmar */ +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0044, quirk_iommu_igfx); + /* Broadwell igfx malfunctions with dmar */ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x1606, quirk_iommu_igfx); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x160B, quirk_iommu_igfx); @@ -4928,7 +4931,6 @@ static void quirk_calpella_no_shadow_gtt(struct pci_dev *dev) } } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0040, quirk_calpella_no_shadow_gtt); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0044, quirk_calpella_no_shadow_gtt); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0062, quirk_calpella_no_shadow_gtt); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x006a, quirk_calpella_no_shadow_gtt); diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 576163f88a4a..d4cb09b2e267 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -1268,15 +1268,6 @@ static int mtk_iommu_probe(struct platform_device *pdev) platform_set_drvdata(pdev, data); mutex_init(&data->mutex); - ret = iommu_device_sysfs_add(&data->iommu, dev, NULL, - "mtk-iommu.%pa", &ioaddr); - if (ret) - goto out_link_remove; - - ret = iommu_device_register(&data->iommu, &mtk_iommu_ops, dev); - if (ret) - goto out_sysfs_remove; - if (MTK_IOMMU_HAS_FLAG(data->plat_data, SHARE_PGTABLE)) { list_add_tail(&data->list, data->plat_data->hw_list); data->hw_list = data->plat_data->hw_list; @@ -1286,19 +1277,28 @@ static int mtk_iommu_probe(struct platform_device *pdev) data->hw_list = &data->hw_list_head; } + ret = iommu_device_sysfs_add(&data->iommu, dev, NULL, + "mtk-iommu.%pa", &ioaddr); + if (ret) + goto out_list_del; + + ret = iommu_device_register(&data->iommu, &mtk_iommu_ops, dev); + if (ret) + goto out_sysfs_remove; + if (MTK_IOMMU_IS_TYPE(data->plat_data, MTK_IOMMU_TYPE_MM)) { ret = component_master_add_with_match(dev, &mtk_iommu_com_ops, match); if (ret) - goto out_list_del; + goto out_device_unregister; } return ret; -out_list_del: - list_del(&data->list); +out_device_unregister: iommu_device_unregister(&data->iommu); out_sysfs_remove: iommu_device_sysfs_remove(&data->iommu); -out_link_remove: +out_list_del: + list_del(&data->list); if (MTK_IOMMU_IS_TYPE(data->plat_data, MTK_IOMMU_TYPE_MM)) device_link_remove(data->smicomm_dev, dev); out_runtime_disable: diff --git a/drivers/irqchip/irq-gic-v2m.c b/drivers/irqchip/irq-gic-v2m.c index 414cd925064f..c04f2481068b 100644 --- a/drivers/irqchip/irq-gic-v2m.c +++ b/drivers/irqchip/irq-gic-v2m.c @@ -262,7 +262,7 @@ static struct msi_domain_info gicv2m_pmsi_domain_info = { .chip = &gicv2m_pmsi_irq_chip, }; -static void gicv2m_teardown(void) +static void __init gicv2m_teardown(void) { struct v2m_data *v2m, *tmp; @@ -277,7 +277,7 @@ static void gicv2m_teardown(void) } } -static int gicv2m_allocate_domains(struct irq_domain *parent) +static __init int gicv2m_allocate_domains(struct irq_domain *parent) { struct irq_domain *inner_domain, *pci_domain, *plat_domain; struct v2m_data *v2m; @@ -404,7 +404,7 @@ err_free_v2m: return ret; } -static const struct of_device_id gicv2m_device_id[] = { +static __initconst struct of_device_id gicv2m_device_id[] = { { .compatible = "arm,gic-v2m-frame", }, {}, }; @@ -469,7 +469,7 @@ static struct fwnode_handle *gicv2m_get_fwnode(struct device *dev) return data->fwnode; } -static bool acpi_check_amazon_graviton_quirks(void) +static __init bool acpi_check_amazon_graviton_quirks(void) { static struct acpi_table_madt *madt; acpi_status status; diff --git a/drivers/irqchip/irq-qcom-mpm.c b/drivers/irqchip/irq-qcom-mpm.c index d30614661eea..775ab17e51f9 100644 --- a/drivers/irqchip/irq-qcom-mpm.c +++ b/drivers/irqchip/irq-qcom-mpm.c @@ -226,6 +226,9 @@ static int qcom_mpm_alloc(struct irq_domain *domain, unsigned int virq, if (ret) return ret; + if (pin == GPIO_NO_WAKE_IRQ) + return irq_domain_disconnect_hierarchy(domain, virq); + ret = irq_domain_set_hwirq_and_chip(domain, virq, pin, &qcom_mpm_chip, priv); if (ret) diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c index 1ae37e693de0..d080e21df666 100644 --- a/drivers/mcb/mcb-parse.c +++ b/drivers/mcb/mcb-parse.c @@ -101,7 +101,7 @@ static int chameleon_parse_gdd(struct mcb_bus *bus, ret = mcb_device_register(bus, mdev); if (ret < 0) - goto err; + return ret; return 0; diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index a01e7b93fba0..072a7bcb178e 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1687,7 +1687,8 @@ static void __scan(struct dm_bufio_client *c) atomic_long_dec(&c->need_shrink); freed++; } - cond_resched(); + if (!(static_branch_unlikely(&no_sleep_enabled) && c->no_sleep)) + cond_resched(); } } } diff --git a/drivers/md/dm-ebs-target.c b/drivers/md/dm-ebs-target.c index 828a98acf2a6..9f0ce838d512 100644 --- a/drivers/md/dm-ebs-target.c +++ b/drivers/md/dm-ebs-target.c @@ -389,6 +389,12 @@ static int ebs_map(struct dm_target *ti, struct bio *bio) return DM_MAPIO_REMAPPED; } +static void ebs_postsuspend(struct dm_target *ti) +{ + struct ebs_c *ec = ti->private; + dm_bufio_client_reset(ec->bufio); +} + static void ebs_status(struct dm_target *ti, status_type_t type, unsigned int status_flags, char *result, unsigned int maxlen) { @@ -446,6 +452,7 @@ static struct target_type ebs_target = { .ctr = ebs_ctr, .dtr = ebs_dtr, .map = ebs_map, + .postsuspend = ebs_postsuspend, .status = ebs_status, .io_hints = ebs_io_hints, .prepare_ioctl = ebs_prepare_ioctl, diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index e0ffac93f900..efd0732a8c10 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -4546,16 +4546,19 @@ try_smaller_buffer: ic->recalc_bitmap = dm_integrity_alloc_page_list(n_bitmap_pages); if (!ic->recalc_bitmap) { + ti->error = "Could not allocate memory for bitmap"; r = -ENOMEM; goto bad; } ic->may_write_bitmap = dm_integrity_alloc_page_list(n_bitmap_pages); if (!ic->may_write_bitmap) { + ti->error = "Could not allocate memory for bitmap"; r = -ENOMEM; goto bad; } ic->bbs = kvmalloc_array(ic->n_bitmap_blocks, sizeof(struct bitmap_block_status), GFP_KERNEL); if (!ic->bbs) { + ti->error = "Could not allocate memory for bitmap"; r = -ENOMEM; goto bad; } @@ -4634,7 +4637,7 @@ static void dm_integrity_dtr(struct dm_target *ti) BUG_ON(!RB_EMPTY_ROOT(&ic->in_progress)); BUG_ON(!list_empty(&ic->wait_list)); - if (ic->mode == 'B') + if (ic->mode == 'B' && ic->bitmap_flush_work.work.func) cancel_delayed_work_sync(&ic->bitmap_flush_work); if (ic->metadata_wq) destroy_workqueue(ic->metadata_wq); diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index a67f9d2dc349..66bd8c80c83c 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -486,8 +486,9 @@ static char **realloc_argv(unsigned int *size, char **old_argv) gfp = GFP_NOIO; } argv = kmalloc_array(new_size, sizeof(*argv), gfp); - if (argv && old_argv) { - memcpy(argv, old_argv, *size * sizeof(*argv)); + if (argv) { + if (old_argv) + memcpy(argv, old_argv, *size * sizeof(*argv)); *size = new_size; } diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c index 01193e8f5dc7..cf450bb51eab 100644 --- a/drivers/md/dm-verity-target.c +++ b/drivers/md/dm-verity-target.c @@ -823,6 +823,13 @@ static int verity_map(struct dm_target *ti, struct bio *bio) return DM_MAPIO_SUBMITTED; } +static void verity_postsuspend(struct dm_target *ti) +{ + struct dm_verity *v = ti->private; + flush_workqueue(v->verify_wq); + dm_bufio_client_reset(v->bufio); +} + /* * Status: V (valid) or C (corruption found) */ @@ -1538,6 +1545,7 @@ static struct target_type verity_target = { .ctr = verity_ctr, .dtr = verity_dtr, .map = verity_map, + .postsuspend = verity_postsuspend, .status = verity_status, .prepare_ioctl = verity_prepare_ioctl, .iterate_devices = verity_iterate_devices, diff --git a/drivers/md/md-bitmap.c b/drivers/md/md-bitmap.c index e18e21b24210..02629516748e 100644 --- a/drivers/md/md-bitmap.c +++ b/drivers/md/md-bitmap.c @@ -2029,9 +2029,8 @@ int md_bitmap_get_stats(struct bitmap *bitmap, struct md_bitmap_stats *stats) if (!bitmap) return -ENOENT; - if (bitmap->mddev->bitmap_info.external) - return -ENOENT; - if (!bitmap->storage.sb_page) /* no superblock */ + if (!bitmap->mddev->bitmap_info.external && + !bitmap->storage.sb_page) return -EINVAL; sb = kmap_local_page(bitmap->storage.sb_page); stats->sync_size = le64_to_cpu(sb->sync_size); diff --git a/drivers/md/md.c b/drivers/md/md.c index 5e2751d42f64..a9fcfcbc2d11 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -667,24 +667,34 @@ static inline struct mddev *mddev_get(struct mddev *mddev) static void mddev_delayed_delete(struct work_struct *ws); +static void __mddev_put(struct mddev *mddev) +{ + if (mddev->raid_disks || !list_empty(&mddev->disks) || + mddev->ctime || mddev->hold_active) + return; + + /* Array is not configured at all, and not held active, so destroy it */ + set_bit(MD_DELETED, &mddev->flags); + + /* + * Call queue_work inside the spinlock so that flush_workqueue() after + * mddev_find will succeed in waiting for the work to be done. + */ + INIT_WORK(&mddev->del_work, mddev_delayed_delete); + queue_work(md_misc_wq, &mddev->del_work); +} + +static void mddev_put_locked(struct mddev *mddev) +{ + if (atomic_dec_and_test(&mddev->active)) + __mddev_put(mddev); +} + void mddev_put(struct mddev *mddev) { if (!atomic_dec_and_lock(&mddev->active, &all_mddevs_lock)) return; - if (!mddev->raid_disks && list_empty(&mddev->disks) && - mddev->ctime == 0 && !mddev->hold_active) { - /* Array is not configured at all, and not held active, - * so destroy it */ - set_bit(MD_DELETED, &mddev->flags); - - /* - * Call queue_work inside the spinlock so that - * flush_workqueue() after mddev_find will succeed in waiting - * for the work to be done. - */ - INIT_WORK(&mddev->del_work, mddev_delayed_delete); - queue_work(md_misc_wq, &mddev->del_work); - } + __mddev_put(mddev); spin_unlock(&all_mddevs_lock); } @@ -5955,6 +5965,13 @@ int md_run(struct mddev *mddev) goto exit_bio_set; } + if (!bioset_initialized(&mddev->io_acct_set)) { + err = bioset_init(&mddev->io_acct_set, BIO_POOL_SIZE, + offsetof(struct md_io_acct, bio_clone), 0); + if (err) + goto exit_sync_set; + } + spin_lock(&pers_lock); pers = find_pers(mddev->level, mddev->clevel); if (!pers || !try_module_get(pers->owner)) { @@ -6132,6 +6149,8 @@ bitmap_abort: module_put(pers->owner); md_bitmap_destroy(mddev); abort: + bioset_exit(&mddev->io_acct_set); +exit_sync_set: bioset_exit(&mddev->sync_set); exit_bio_set: bioset_exit(&mddev->bio_set); @@ -6364,6 +6383,7 @@ static void __md_stop(struct mddev *mddev) percpu_ref_exit(&mddev->active_io); bioset_exit(&mddev->bio_set); bioset_exit(&mddev->sync_set); + bioset_exit(&mddev->io_acct_set); } void md_stop(struct mddev *mddev) @@ -8734,23 +8754,6 @@ void md_submit_discard_bio(struct mddev *mddev, struct md_rdev *rdev, } EXPORT_SYMBOL_GPL(md_submit_discard_bio); -int acct_bioset_init(struct mddev *mddev) -{ - int err = 0; - - if (!bioset_initialized(&mddev->io_acct_set)) - err = bioset_init(&mddev->io_acct_set, BIO_POOL_SIZE, - offsetof(struct md_io_acct, bio_clone), 0); - return err; -} -EXPORT_SYMBOL_GPL(acct_bioset_init); - -void acct_bioset_exit(struct mddev *mddev) -{ - bioset_exit(&mddev->io_acct_set); -} -EXPORT_SYMBOL_GPL(acct_bioset_exit); - static void md_end_io_acct(struct bio *bio) { struct md_io_acct *md_io_acct = bio->bi_private; @@ -9700,11 +9703,11 @@ EXPORT_SYMBOL_GPL(rdev_clear_badblocks); static int md_notify_reboot(struct notifier_block *this, unsigned long code, void *x) { - struct mddev *mddev, *n; + struct mddev *mddev; int need_delay = 0; spin_lock(&all_mddevs_lock); - list_for_each_entry_safe(mddev, n, &all_mddevs, all_mddevs) { + list_for_each_entry(mddev, &all_mddevs, all_mddevs) { if (!mddev_get(mddev)) continue; spin_unlock(&all_mddevs_lock); @@ -9716,8 +9719,8 @@ static int md_notify_reboot(struct notifier_block *this, mddev_unlock(mddev); } need_delay = 1; - mddev_put(mddev); spin_lock(&all_mddevs_lock); + mddev_put_locked(mddev); } spin_unlock(&all_mddevs_lock); @@ -10039,7 +10042,7 @@ void md_autostart_arrays(int part) static __exit void md_exit(void) { - struct mddev *mddev, *n; + struct mddev *mddev; int delay = 1; unregister_blkdev(MD_MAJOR,"md"); @@ -10060,7 +10063,7 @@ static __exit void md_exit(void) remove_proc_entry("mdstat", NULL); spin_lock(&all_mddevs_lock); - list_for_each_entry_safe(mddev, n, &all_mddevs, all_mddevs) { + list_for_each_entry(mddev, &all_mddevs, all_mddevs) { if (!mddev_get(mddev)) continue; spin_unlock(&all_mddevs_lock); @@ -10072,8 +10075,8 @@ static __exit void md_exit(void) * the mddev for destruction by a workqueue, and the * destroy_workqueue() below will wait for that to complete. */ - mddev_put(mddev); spin_lock(&all_mddevs_lock); + mddev_put_locked(mddev); } spin_unlock(&all_mddevs_lock); diff --git a/drivers/md/md.h b/drivers/md/md.h index 4f0b48097455..1fda5e139beb 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -746,8 +746,6 @@ extern void md_error(struct mddev *mddev, struct md_rdev *rdev); extern void md_finish_reshape(struct mddev *mddev); void md_submit_discard_bio(struct mddev *mddev, struct md_rdev *rdev, struct bio *bio, sector_t start, sector_t size); -int acct_bioset_init(struct mddev *mddev); -void acct_bioset_exit(struct mddev *mddev); void md_account_bio(struct mddev *mddev, struct bio **bio); extern bool __must_check md_flush_request(struct mddev *mddev, struct bio *bio); diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 7c6a0b4437d8..c50a7abda744 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -377,7 +377,6 @@ static void raid0_free(struct mddev *mddev, void *priv) struct r0conf *conf = priv; free_conf(mddev, conf); - acct_bioset_exit(mddev); } static int raid0_run(struct mddev *mddev) @@ -392,16 +391,11 @@ static int raid0_run(struct mddev *mddev) if (md_check_no_bitmap(mddev)) return -EINVAL; - if (acct_bioset_init(mddev)) { - pr_err("md/raid0:%s: alloc acct bioset failed.\n", mdname(mddev)); - return -ENOMEM; - } - /* if private is not null, we are here after takeover */ if (mddev->private == NULL) { ret = create_strip_zones(mddev, &conf); if (ret < 0) - goto exit_acct_set; + return ret; mddev->private = conf; } conf = mddev->private; @@ -432,15 +426,9 @@ static int raid0_run(struct mddev *mddev) ret = md_integrity_register(mddev); if (ret) - goto free; + free_conf(mddev, conf); return ret; - -free: - free_conf(mddev, conf); -exit_acct_set: - acct_bioset_exit(mddev); - return ret; } /* diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 76f7ca53d812..38e77a4b6b33 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -2068,14 +2068,9 @@ static int fix_sync_read_error(struct r1bio *r1_bio) if (!rdev_set_badblocks(rdev, sect, s, 0)) abort = 1; } - if (abort) { - conf->recovery_disabled = - mddev->recovery_disabled; - set_bit(MD_RECOVERY_INTR, &mddev->recovery); - md_done_sync(mddev, r1_bio->sectors, 0); - put_buf(r1_bio); + if (abort) return 0; - } + /* Try next page */ sectors -= s; sect += s; @@ -2214,10 +2209,21 @@ static void sync_request_write(struct mddev *mddev, struct r1bio *r1_bio) int disks = conf->raid_disks * 2; struct bio *wbio; - if (!test_bit(R1BIO_Uptodate, &r1_bio->state)) - /* ouch - failed to read all of that. */ - if (!fix_sync_read_error(r1_bio)) + if (!test_bit(R1BIO_Uptodate, &r1_bio->state)) { + /* + * ouch - failed to read all of that. + * No need to fix read error for check/repair + * because all member disks are read. + */ + if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) || + !fix_sync_read_error(r1_bio)) { + conf->recovery_disabled = mddev->recovery_disabled; + set_bit(MD_RECOVERY_INTR, &mddev->recovery); + md_done_sync(mddev, r1_bio->sectors, 0); + put_buf(r1_bio); return; + } + } if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery)) process_checks(r1_bio); diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index f608f30c7d6a..24427eddf61b 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1772,6 +1772,7 @@ retry_discard: * The discard bio returns only first r10bio finishes */ if (first_copy) { + md_account_bio(mddev, &bio); r10_bio->master_bio = bio; set_bit(R10BIO_Discard, &r10_bio->state); first_copy = false; diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 4315dabd3202..6e80a439ec45 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -7770,19 +7770,12 @@ static int raid5_run(struct mddev *mddev) struct md_rdev *rdev; struct md_rdev *journal_dev = NULL; sector_t reshape_offset = 0; - int i, ret = 0; + int i; long long min_offset_diff = 0; int first = 1; - if (acct_bioset_init(mddev)) { - pr_err("md/raid456:%s: alloc acct bioset failed.\n", mdname(mddev)); + if (mddev_init_writes_pending(mddev) < 0) return -ENOMEM; - } - - if (mddev_init_writes_pending(mddev) < 0) { - ret = -ENOMEM; - goto exit_acct_set; - } if (mddev->recovery_cp != MaxSector) pr_notice("md/raid:%s: not clean -- starting background reconstruction\n", @@ -7813,8 +7806,7 @@ static int raid5_run(struct mddev *mddev) (mddev->bitmap_info.offset || mddev->bitmap_info.file)) { pr_notice("md/raid:%s: array cannot have both journal and bitmap\n", mdname(mddev)); - ret = -EINVAL; - goto exit_acct_set; + return -EINVAL; } if (mddev->reshape_position != MaxSector) { @@ -7839,15 +7831,13 @@ static int raid5_run(struct mddev *mddev) if (journal_dev) { pr_warn("md/raid:%s: don't support reshape with journal - aborting.\n", mdname(mddev)); - ret = -EINVAL; - goto exit_acct_set; + return -EINVAL; } if (mddev->new_level != mddev->level) { pr_warn("md/raid:%s: unsupported reshape required - aborting.\n", mdname(mddev)); - ret = -EINVAL; - goto exit_acct_set; + return -EINVAL; } old_disks = mddev->raid_disks - mddev->delta_disks; /* reshape_position must be on a new-stripe boundary, and one @@ -7863,8 +7853,7 @@ static int raid5_run(struct mddev *mddev) if (sector_div(here_new, chunk_sectors * new_data_disks)) { pr_warn("md/raid:%s: reshape_position not on a stripe boundary\n", mdname(mddev)); - ret = -EINVAL; - goto exit_acct_set; + return -EINVAL; } reshape_offset = here_new * chunk_sectors; /* here_new is the stripe we will write to */ @@ -7886,8 +7875,7 @@ static int raid5_run(struct mddev *mddev) else if (mddev->ro == 0) { pr_warn("md/raid:%s: in-place reshape must be started in read-only mode - aborting\n", mdname(mddev)); - ret = -EINVAL; - goto exit_acct_set; + return -EINVAL; } } else if (mddev->reshape_backwards ? (here_new * chunk_sectors + min_offset_diff <= @@ -7897,8 +7885,7 @@ static int raid5_run(struct mddev *mddev) /* Reading from the same stripe as writing to - bad */ pr_warn("md/raid:%s: reshape_position too early for auto-recovery - aborting.\n", mdname(mddev)); - ret = -EINVAL; - goto exit_acct_set; + return -EINVAL; } pr_debug("md/raid:%s: reshape will continue\n", mdname(mddev)); /* OK, we should be able to continue; */ @@ -7922,10 +7909,8 @@ static int raid5_run(struct mddev *mddev) else conf = mddev->private; - if (IS_ERR(conf)) { - ret = PTR_ERR(conf); - goto exit_acct_set; - } + if (IS_ERR(conf)) + return PTR_ERR(conf); if (test_bit(MD_HAS_JOURNAL, &mddev->flags)) { if (!journal_dev) { @@ -8125,10 +8110,7 @@ abort: free_conf(conf); mddev->private = NULL; pr_warn("md/raid:%s: failed to run raid set.\n", mdname(mddev)); - ret = -EIO; -exit_acct_set: - acct_bioset_exit(mddev); - return ret; + return -EIO; } static void raid5_free(struct mddev *mddev, void *priv) @@ -8136,7 +8118,6 @@ static void raid5_free(struct mddev *mddev, void *priv) struct r5conf *conf = priv; free_conf(conf); - acct_bioset_exit(mddev); mddev->to_remove = &raid5_attrs_group; } diff --git a/drivers/media/common/siano/smsdvb-main.c b/drivers/media/common/siano/smsdvb-main.c index f80caaa333da..67c47e3d671d 100644 --- a/drivers/media/common/siano/smsdvb-main.c +++ b/drivers/media/common/siano/smsdvb-main.c @@ -1243,6 +1243,8 @@ static int __init smsdvb_module_init(void) smsdvb_debugfs_register(); rc = smscore_register_hotplug(smsdvb_hotplug); + if (rc) + smsdvb_debugfs_unregister(); pr_debug("\n"); diff --git a/drivers/media/i2c/adv748x/adv748x.h b/drivers/media/i2c/adv748x/adv748x.h index d75eb3d8be5a..2e827bec5823 100644 --- a/drivers/media/i2c/adv748x/adv748x.h +++ b/drivers/media/i2c/adv748x/adv748x.h @@ -322,7 +322,7 @@ struct adv748x_state { /* Free run pattern select */ #define ADV748X_SDP_FRP 0x14 -#define ADV748X_SDP_FRP_MASK GENMASK(3, 1) +#define ADV748X_SDP_FRP_MASK GENMASK(2, 0) /* Saturation */ #define ADV748X_SDP_SD_SAT_U 0xe3 /* user_map_rw_reg_e3 */ diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c index eb9ad5a50d95..0579fae3d014 100644 --- a/drivers/media/i2c/ccs/ccs-core.c +++ b/drivers/media/i2c/ccs/ccs-core.c @@ -3642,6 +3642,7 @@ static int ccs_probe(struct i2c_client *client) out_disable_runtime_pm: pm_runtime_put_noidle(&client->dev); pm_runtime_disable(&client->dev); + pm_runtime_set_suspended(&client->dev); out_media_entity_cleanup: media_entity_cleanup(&sensor->src->sd.entity); @@ -3674,9 +3675,10 @@ static void ccs_remove(struct i2c_client *client) v4l2_async_unregister_subdev(subdev); pm_runtime_disable(&client->dev); - if (!pm_runtime_status_suspended(&client->dev)) + if (!pm_runtime_status_suspended(&client->dev)) { ccs_power_off(&client->dev); - pm_runtime_set_suspended(&client->dev); + pm_runtime_set_suspended(&client->dev); + } for (i = 0; i < sensor->ssds_used; i++) { v4l2_device_unregister_subdev(&sensor->ssds[i].sd); diff --git a/drivers/media/i2c/ov7251.c b/drivers/media/i2c/ov7251.c index 88e987435285..a418edae893a 100644 --- a/drivers/media/i2c/ov7251.c +++ b/drivers/media/i2c/ov7251.c @@ -922,6 +922,8 @@ static int ov7251_set_power_on(struct device *dev) return ret; } + usleep_range(1000, 1100); + gpiod_set_value_cansleep(ov7251->enable_gpio, 1); /* wait at least 65536 external clock cycles */ @@ -1675,7 +1677,7 @@ static int ov7251_probe(struct i2c_client *client) return PTR_ERR(ov7251->analog_regulator); } - ov7251->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH); + ov7251->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW); if (IS_ERR(ov7251->enable_gpio)) { dev_err(dev, "cannot get enable gpio\n"); return PTR_ERR(ov7251->enable_gpio); diff --git a/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c index cf16cf2807f0..f0e207044bf3 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c +++ b/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c @@ -1192,7 +1192,8 @@ err: return ret; } -static +/* clang stack usage explodes if this is inlined */ +static noinline_for_stack void vdec_vp9_slice_map_counts_eob_coef(unsigned int i, unsigned int j, unsigned int k, struct vdec_vp9_slice_frame_counts *counts, struct v4l2_vp9_frame_symbol_counts *counts_helper) diff --git a/drivers/media/platform/qcom/venus/hfi_parser.c b/drivers/media/platform/qcom/venus/hfi_parser.c index c43839539d4d..8eb9e32031f7 100644 --- a/drivers/media/platform/qcom/venus/hfi_parser.c +++ b/drivers/media/platform/qcom/venus/hfi_parser.c @@ -19,6 +19,8 @@ static void init_codecs(struct venus_core *core) struct hfi_plat_caps *caps = core->caps, *cap; unsigned long bit; + core->codecs_count = 0; + if (hweight_long(core->dec_codecs) + hweight_long(core->enc_codecs) > MAX_CODEC_NUM) return; @@ -62,7 +64,7 @@ fill_buf_mode(struct hfi_plat_caps *cap, const void *data, unsigned int num) cap->cap_bufs_mode_dynamic = true; } -static void +static int parse_alloc_mode(struct venus_core *core, u32 codecs, u32 domain, void *data) { struct hfi_buffer_alloc_mode_supported *mode = data; @@ -70,7 +72,7 @@ parse_alloc_mode(struct venus_core *core, u32 codecs, u32 domain, void *data) u32 *type; if (num_entries > MAX_ALLOC_MODE_ENTRIES) - return; + return -EINVAL; type = mode->data; @@ -82,6 +84,8 @@ parse_alloc_mode(struct venus_core *core, u32 codecs, u32 domain, void *data) type++; } + + return sizeof(*mode); } static void fill_profile_level(struct hfi_plat_caps *cap, const void *data, @@ -96,7 +100,7 @@ static void fill_profile_level(struct hfi_plat_caps *cap, const void *data, cap->num_pl += num; } -static void +static int parse_profile_level(struct venus_core *core, u32 codecs, u32 domain, void *data) { struct hfi_profile_level_supported *pl = data; @@ -104,12 +108,14 @@ parse_profile_level(struct venus_core *core, u32 codecs, u32 domain, void *data) struct hfi_profile_level pl_arr[HFI_MAX_PROFILE_COUNT] = {}; if (pl->profile_count > HFI_MAX_PROFILE_COUNT) - return; + return -EINVAL; memcpy(pl_arr, proflevel, pl->profile_count * sizeof(*proflevel)); for_each_codec(core->caps, ARRAY_SIZE(core->caps), codecs, domain, fill_profile_level, pl_arr, pl->profile_count); + + return pl->profile_count * sizeof(*proflevel) + sizeof(u32); } static void @@ -124,7 +130,7 @@ fill_caps(struct hfi_plat_caps *cap, const void *data, unsigned int num) cap->num_caps += num; } -static void +static int parse_caps(struct venus_core *core, u32 codecs, u32 domain, void *data) { struct hfi_capabilities *caps = data; @@ -133,12 +139,14 @@ parse_caps(struct venus_core *core, u32 codecs, u32 domain, void *data) struct hfi_capability caps_arr[MAX_CAP_ENTRIES] = {}; if (num_caps > MAX_CAP_ENTRIES) - return; + return -EINVAL; memcpy(caps_arr, cap, num_caps * sizeof(*cap)); for_each_codec(core->caps, ARRAY_SIZE(core->caps), codecs, domain, fill_caps, caps_arr, num_caps); + + return sizeof(*caps); } static void fill_raw_fmts(struct hfi_plat_caps *cap, const void *fmts, @@ -153,7 +161,7 @@ static void fill_raw_fmts(struct hfi_plat_caps *cap, const void *fmts, cap->num_fmts += num_fmts; } -static void +static int parse_raw_formats(struct venus_core *core, u32 codecs, u32 domain, void *data) { struct hfi_uncompressed_format_supported *fmt = data; @@ -162,7 +170,8 @@ parse_raw_formats(struct venus_core *core, u32 codecs, u32 domain, void *data) struct raw_formats rawfmts[MAX_FMT_ENTRIES] = {}; u32 entries = fmt->format_entries; unsigned int i = 0; - u32 num_planes; + u32 num_planes = 0; + u32 size; while (entries) { num_planes = pinfo->num_planes; @@ -172,7 +181,7 @@ parse_raw_formats(struct venus_core *core, u32 codecs, u32 domain, void *data) i++; if (i >= MAX_FMT_ENTRIES) - return; + return -EINVAL; if (pinfo->num_planes > MAX_PLANES) break; @@ -184,9 +193,13 @@ parse_raw_formats(struct venus_core *core, u32 codecs, u32 domain, void *data) for_each_codec(core->caps, ARRAY_SIZE(core->caps), codecs, domain, fill_raw_fmts, rawfmts, i); + size = fmt->format_entries * (sizeof(*constr) * num_planes + 2 * sizeof(u32)) + + 2 * sizeof(u32); + + return size; } -static void parse_codecs(struct venus_core *core, void *data) +static int parse_codecs(struct venus_core *core, void *data) { struct hfi_codec_supported *codecs = data; @@ -198,21 +211,27 @@ static void parse_codecs(struct venus_core *core, void *data) core->dec_codecs &= ~HFI_VIDEO_CODEC_SPARK; core->enc_codecs &= ~HFI_VIDEO_CODEC_HEVC; } + + return sizeof(*codecs); } -static void parse_max_sessions(struct venus_core *core, const void *data) +static int parse_max_sessions(struct venus_core *core, const void *data) { const struct hfi_max_sessions_supported *sessions = data; core->max_sessions_supported = sessions->max_sessions; + + return sizeof(*sessions); } -static void parse_codecs_mask(u32 *codecs, u32 *domain, void *data) +static int parse_codecs_mask(u32 *codecs, u32 *domain, void *data) { struct hfi_codec_mask_supported *mask = data; *codecs = mask->codecs; *domain = mask->video_domains; + + return sizeof(*mask); } static void parser_init(struct venus_inst *inst, u32 *codecs, u32 *domain) @@ -281,8 +300,9 @@ static int hfi_platform_parser(struct venus_core *core, struct venus_inst *inst) u32 hfi_parser(struct venus_core *core, struct venus_inst *inst, void *buf, u32 size) { - unsigned int words_count = size >> 2; - u32 *word = buf, *data, codecs = 0, domain = 0; + u32 *words = buf, *payload, codecs = 0, domain = 0; + u32 *frame_size = buf + size; + u32 rem_bytes = size; int ret; ret = hfi_platform_parser(core, inst); @@ -299,38 +319,66 @@ u32 hfi_parser(struct venus_core *core, struct venus_inst *inst, void *buf, memset(core->caps, 0, sizeof(core->caps)); } - while (words_count) { - data = word + 1; + while (words < frame_size) { + payload = words + 1; - switch (*word) { + switch (*words) { case HFI_PROPERTY_PARAM_CODEC_SUPPORTED: - parse_codecs(core, data); + if (rem_bytes <= sizeof(struct hfi_codec_supported)) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + + ret = parse_codecs(core, payload); + if (ret < 0) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + init_codecs(core); break; case HFI_PROPERTY_PARAM_MAX_SESSIONS_SUPPORTED: - parse_max_sessions(core, data); + if (rem_bytes <= sizeof(struct hfi_max_sessions_supported)) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + + ret = parse_max_sessions(core, payload); break; case HFI_PROPERTY_PARAM_CODEC_MASK_SUPPORTED: - parse_codecs_mask(&codecs, &domain, data); + if (rem_bytes <= sizeof(struct hfi_codec_mask_supported)) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + + ret = parse_codecs_mask(&codecs, &domain, payload); break; case HFI_PROPERTY_PARAM_UNCOMPRESSED_FORMAT_SUPPORTED: - parse_raw_formats(core, codecs, domain, data); + if (rem_bytes <= sizeof(struct hfi_uncompressed_format_supported)) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + + ret = parse_raw_formats(core, codecs, domain, payload); break; case HFI_PROPERTY_PARAM_CAPABILITY_SUPPORTED: - parse_caps(core, codecs, domain, data); + if (rem_bytes <= sizeof(struct hfi_capabilities)) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + + ret = parse_caps(core, codecs, domain, payload); break; case HFI_PROPERTY_PARAM_PROFILE_LEVEL_SUPPORTED: - parse_profile_level(core, codecs, domain, data); + if (rem_bytes <= sizeof(struct hfi_profile_level_supported)) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + + ret = parse_profile_level(core, codecs, domain, payload); break; case HFI_PROPERTY_PARAM_BUFFER_ALLOC_MODE_SUPPORTED: - parse_alloc_mode(core, codecs, domain, data); + if (rem_bytes <= sizeof(struct hfi_buffer_alloc_mode_supported)) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + + ret = parse_alloc_mode(core, codecs, domain, payload); break; default: + ret = sizeof(u32); break; } - word++; - words_count--; + if (ret < 0) + return HFI_ERR_SYS_INSUFFICIENT_RESOURCES; + + words += ret / sizeof(u32); + rem_bytes -= ret; } if (!core->max_sessions_supported) diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c index d46938aab26b..92ea4642d898 100644 --- a/drivers/media/platform/qcom/venus/hfi_venus.c +++ b/drivers/media/platform/qcom/venus/hfi_venus.c @@ -187,6 +187,9 @@ static int venus_write_queue(struct venus_hfi_device *hdev, /* ensure rd/wr indices's are read from memory */ rmb(); + if (qsize > IFACEQ_QUEUE_SIZE / 4) + return -EINVAL; + if (wr_idx >= rd_idx) empty_space = qsize - (wr_idx - rd_idx); else @@ -255,6 +258,9 @@ static int venus_read_queue(struct venus_hfi_device *hdev, wr_idx = qhdr->write_idx; qsize = qhdr->q_size; + if (qsize > IFACEQ_QUEUE_SIZE / 4) + return -EINVAL; + /* make sure data is valid before using it */ rmb(); @@ -1053,18 +1059,26 @@ static void venus_sfr_print(struct venus_hfi_device *hdev) { struct device *dev = hdev->core->dev; struct hfi_sfr *sfr = hdev->sfr.kva; + u32 size; void *p; if (!sfr) return; - p = memchr(sfr->data, '\0', sfr->buf_size); + size = sfr->buf_size; + if (!size) + return; + + if (size > ALIGNED_SFR_SIZE) + size = ALIGNED_SFR_SIZE; + + p = memchr(sfr->data, '\0', size); /* * SFR isn't guaranteed to be NULL terminated since SYS_ERROR indicates * that Venus is in the process of crashing. */ if (!p) - sfr->data[sfr->buf_size - 1] = '\0'; + sfr->data[size - 1] = '\0'; dev_err_ratelimited(dev, "SFR message from FW: %s\n", sfr->data); } diff --git a/drivers/media/platform/st/stm32/dma2d/dma2d.c b/drivers/media/platform/st/stm32/dma2d/dma2d.c index 9706aa41b5d2..1a8c4b76df0d 100644 --- a/drivers/media/platform/st/stm32/dma2d/dma2d.c +++ b/drivers/media/platform/st/stm32/dma2d/dma2d.c @@ -492,7 +492,8 @@ static void device_run(void *prv) dst->sequence = frm_cap->sequence++; v4l2_m2m_buf_copy_metadata(src, dst, true); - clk_enable(dev->gate); + if (clk_enable(dev->gate)) + goto end; dma2d_config_fg(dev, frm_out, vb2_dma_contig_plane_dma_addr(&src->vb2_buf, 0)); diff --git a/drivers/media/rc/streamzap.c b/drivers/media/rc/streamzap.c index 2ce62fe5d60f..d3b48a0dd1f4 100644 --- a/drivers/media/rc/streamzap.c +++ b/drivers/media/rc/streamzap.c @@ -138,39 +138,10 @@ static void sz_push_half_space(struct streamzap_ir *sz, sz_push_full_space(sz, value & SZ_SPACE_MASK); } -/* - * streamzap_callback - usb IRQ handler callback - * - * This procedure is invoked on reception of data from - * the usb remote. - */ -static void streamzap_callback(struct urb *urb) +static void sz_process_ir_data(struct streamzap_ir *sz, int len) { - struct streamzap_ir *sz; unsigned int i; - int len; - if (!urb) - return; - - sz = urb->context; - len = urb->actual_length; - - switch (urb->status) { - case -ECONNRESET: - case -ENOENT: - case -ESHUTDOWN: - /* - * this urb is terminated, clean up. - * sz might already be invalid at this point - */ - dev_err(sz->dev, "urb terminated, status: %d\n", urb->status); - return; - default: - break; - } - - dev_dbg(sz->dev, "%s: received urb, len %d\n", __func__, len); for (i = 0; i < len; i++) { dev_dbg(sz->dev, "sz->buf_in[%d]: %x\n", i, (unsigned char)sz->buf_in[i]); @@ -219,6 +190,43 @@ static void streamzap_callback(struct urb *urb) } ir_raw_event_handle(sz->rdev); +} + +/* + * streamzap_callback - usb IRQ handler callback + * + * This procedure is invoked on reception of data from + * the usb remote. + */ +static void streamzap_callback(struct urb *urb) +{ + struct streamzap_ir *sz; + int len; + + if (!urb) + return; + + sz = urb->context; + len = urb->actual_length; + + switch (urb->status) { + case 0: + dev_dbg(sz->dev, "%s: received urb, len %d\n", __func__, len); + sz_process_ir_data(sz, len); + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* + * this urb is terminated, clean up. + * sz might already be invalid at this point + */ + dev_err(sz->dev, "urb terminated, status: %d\n", urb->status); + return; + default: + break; + } + usb_submit_urb(urb, GFP_ATOMIC); } diff --git a/drivers/media/test-drivers/vim2m.c b/drivers/media/test-drivers/vim2m.c index 7964426bf2f7..3367cdf9f104 100644 --- a/drivers/media/test-drivers/vim2m.c +++ b/drivers/media/test-drivers/vim2m.c @@ -1316,9 +1316,6 @@ static int vim2m_probe(struct platform_device *pdev) vfd->v4l2_dev = &dev->v4l2_dev; video_set_drvdata(vfd, dev); - v4l2_info(&dev->v4l2_dev, - "Device registered as /dev/video%d\n", vfd->num); - platform_set_drvdata(pdev, dev); dev->m2m_dev = v4l2_m2m_init(&m2m_ops); @@ -1345,6 +1342,9 @@ static int vim2m_probe(struct platform_device *pdev) goto error_m2m; } + v4l2_info(&dev->v4l2_dev, + "Device registered as /dev/video%d\n", vfd->num); + #ifdef CONFIG_MEDIA_CONTROLLER ret = v4l2_m2m_register_media_controller(dev->m2m_dev, vfd, MEDIA_ENT_F_PROC_VIDEO_SCALER); diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c index 2cf5dcee0ce8..4d05873892c1 100644 --- a/drivers/media/v4l2-core/v4l2-dv-timings.c +++ b/drivers/media/v4l2-core/v4l2-dv-timings.c @@ -764,7 +764,7 @@ bool v4l2_detect_gtf(unsigned int frame_height, u64 num; u32 den; - num = ((image_width * GTF_D_C_PRIME * (u64)hfreq) - + num = (((u64)image_width * GTF_D_C_PRIME * hfreq) - ((u64)image_width * GTF_D_M_PRIME * 1000)); den = (hfreq * (100 - GTF_D_C_PRIME) + GTF_D_M_PRIME * 1000) * (2 * GTF_CELL_GRAN); @@ -774,7 +774,7 @@ bool v4l2_detect_gtf(unsigned int frame_height, u64 num; u32 den; - num = ((image_width * GTF_S_C_PRIME * (u64)hfreq) - + num = (((u64)image_width * GTF_S_C_PRIME * hfreq) - ((u64)image_width * GTF_S_M_PRIME * 1000)); den = (hfreq * (100 - GTF_S_C_PRIME) + GTF_S_M_PRIME * 1000) * (2 * GTF_CELL_GRAN); diff --git a/drivers/mfd/ene-kb3930.c b/drivers/mfd/ene-kb3930.c index 3eff98e26bea..6f8e39fe44ab 100644 --- a/drivers/mfd/ene-kb3930.c +++ b/drivers/mfd/ene-kb3930.c @@ -162,7 +162,7 @@ static int kb3930_probe(struct i2c_client *client) devm_gpiod_get_array_optional(dev, "off", GPIOD_IN); if (IS_ERR(ddata->off_gpios)) return PTR_ERR(ddata->off_gpios); - if (ddata->off_gpios->ndescs < 2) { + if (ddata->off_gpios && ddata->off_gpios->ndescs < 2) { dev_err(dev, "invalid off-gpios property\n"); return -EINVAL; } diff --git a/drivers/misc/lkdtm/perms.c b/drivers/misc/lkdtm/perms.c index b93404d65650..e82d9543a0c5 100644 --- a/drivers/misc/lkdtm/perms.c +++ b/drivers/misc/lkdtm/perms.c @@ -28,6 +28,13 @@ static const unsigned long rodata = 0xAA55AA55; /* This is marked __ro_after_init, so it should ultimately be .rodata. */ static unsigned long ro_after_init __ro_after_init = 0x55AA5500; +/* + * This is a pointer to do_nothing() which is initialized at runtime rather + * than build time to avoid objtool IBT validation warnings caused by an + * inlined unrolled memcpy() in execute_location(). + */ +static void __ro_after_init *do_nothing_ptr; + /* * This just returns to the caller. It is designed to be copied into * non-executable memory regions. @@ -65,13 +72,12 @@ static noinline void execute_location(void *dst, bool write) { void (*func)(void); func_desc_t fdesc; - void *do_nothing_text = dereference_function_descriptor(do_nothing); - pr_info("attempting ok execution at %px\n", do_nothing_text); + pr_info("attempting ok execution at %px\n", do_nothing_ptr); do_nothing(); if (write == CODE_WRITE) { - memcpy(dst, do_nothing_text, EXEC_SIZE); + memcpy(dst, do_nothing_ptr, EXEC_SIZE); flush_icache_range((unsigned long)dst, (unsigned long)dst + EXEC_SIZE); } @@ -267,6 +273,8 @@ static void lkdtm_ACCESS_NULL(void) void __init lkdtm_perms_init(void) { + do_nothing_ptr = dereference_function_descriptor(do_nothing); + /* Make sure we can write to __ro_after_init values during __init */ ro_after_init |= 0xAA; } diff --git a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c index c6199ded8f6d..e9f40abf21d2 100644 --- a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c +++ b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c @@ -37,6 +37,7 @@ struct pci1xxxx_gpio { struct auxiliary_device *aux_dev; void __iomem *reg_base; + raw_spinlock_t wa_lock; struct gpio_chip gpio; spinlock_t lock; int irq_base; @@ -164,7 +165,7 @@ static void pci1xxxx_gpio_irq_ack(struct irq_data *data) unsigned long flags; spin_lock_irqsave(&priv->lock, flags); - pci1xxx_assign_bit(priv->reg_base, INTR_STAT_OFFSET(gpio), (gpio % 32), true); + writel(BIT(gpio % 32), priv->reg_base + INTR_STAT_OFFSET(gpio)); spin_unlock_irqrestore(&priv->lock, flags); } @@ -250,6 +251,7 @@ static irqreturn_t pci1xxxx_gpio_irq_handler(int irq, void *dev_id) struct pci1xxxx_gpio *priv = dev_id; struct gpio_chip *gc = &priv->gpio; unsigned long int_status = 0; + unsigned long wa_flags; unsigned long flags; u8 pincount; int bit; @@ -273,7 +275,9 @@ static irqreturn_t pci1xxxx_gpio_irq_handler(int irq, void *dev_id) writel(BIT(bit), priv->reg_base + INTR_STATUS_OFFSET(gpiobank)); spin_unlock_irqrestore(&priv->lock, flags); irq = irq_find_mapping(gc->irq.domain, (bit + (gpiobank * 32))); - handle_nested_irq(irq); + raw_spin_lock_irqsave(&priv->wa_lock, wa_flags); + generic_handle_irq(irq); + raw_spin_unlock_irqrestore(&priv->wa_lock, wa_flags); } } spin_lock_irqsave(&priv->lock, flags); diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index a4668ddd9455..4adfa5af162f 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -117,6 +117,7 @@ #define MEI_DEV_ID_LNL_M 0xA870 /* Lunar Lake Point M */ +#define MEI_DEV_ID_PTL_H 0xE370 /* Panther Lake H */ #define MEI_DEV_ID_PTL_P 0xE470 /* Panther Lake P */ /* diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index be9b5d36a077..17648443a419 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -124,6 +124,7 @@ static const struct pci_device_id mei_me_pci_tbl[] = { {MEI_PCI_DEVICE(MEI_DEV_ID_LNL_M, MEI_ME_PCH15_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_PTL_H, MEI_ME_PCH15_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_PTL_P, MEI_ME_PCH15_CFG)}, /* required last entry */ diff --git a/drivers/misc/pci_endpoint_test.c b/drivers/misc/pci_endpoint_test.c index 18059a12d4e1..7b5fc0a50231 100644 --- a/drivers/misc/pci_endpoint_test.c +++ b/drivers/misc/pci_endpoint_test.c @@ -245,7 +245,7 @@ static bool pci_endpoint_test_request_irq(struct pci_endpoint_test *test) return true; fail: - switch (irq_type) { + switch (test->irq_type) { case IRQ_TYPE_LEGACY: dev_err(dev, "Failed to request IRQ %d for Legacy\n", pci_irq_vector(pdev, i)); @@ -262,6 +262,9 @@ fail: break; } + test->num_irqs = i; + pci_endpoint_test_release_irq(test); + return false; } @@ -714,6 +717,7 @@ static bool pci_endpoint_test_set_irq(struct pci_endpoint_test *test, if (!pci_endpoint_test_request_irq(test)) goto err; + irq_type = test->irq_type; return true; err: diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index d0da4573b38c..0822493c949e 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -2574,6 +2574,91 @@ static void dw_mci_pull_data64(struct dw_mci *host, void *buf, int cnt) } } +static void dw_mci_push_data64_32(struct dw_mci *host, void *buf, int cnt) +{ + struct mmc_data *data = host->data; + int init_cnt = cnt; + + /* try and push anything in the part_buf */ + if (unlikely(host->part_buf_count)) { + int len = dw_mci_push_part_bytes(host, buf, cnt); + + buf += len; + cnt -= len; + + if (host->part_buf_count == 8) { + mci_fifo_l_writeq(host->fifo_reg, host->part_buf); + host->part_buf_count = 0; + } + } +#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS + if (unlikely((unsigned long)buf & 0x7)) { + while (cnt >= 8) { + u64 aligned_buf[16]; + int len = min(cnt & -8, (int)sizeof(aligned_buf)); + int items = len >> 3; + int i; + /* memcpy from input buffer into aligned buffer */ + memcpy(aligned_buf, buf, len); + buf += len; + cnt -= len; + /* push data from aligned buffer into fifo */ + for (i = 0; i < items; ++i) + mci_fifo_l_writeq(host->fifo_reg, aligned_buf[i]); + } + } else +#endif + { + u64 *pdata = buf; + + for (; cnt >= 8; cnt -= 8) + mci_fifo_l_writeq(host->fifo_reg, *pdata++); + buf = pdata; + } + /* put anything remaining in the part_buf */ + if (cnt) { + dw_mci_set_part_bytes(host, buf, cnt); + /* Push data if we have reached the expected data length */ + if ((data->bytes_xfered + init_cnt) == + (data->blksz * data->blocks)) + mci_fifo_l_writeq(host->fifo_reg, host->part_buf); + } +} + +static void dw_mci_pull_data64_32(struct dw_mci *host, void *buf, int cnt) +{ +#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS + if (unlikely((unsigned long)buf & 0x7)) { + while (cnt >= 8) { + /* pull data from fifo into aligned buffer */ + u64 aligned_buf[16]; + int len = min(cnt & -8, (int)sizeof(aligned_buf)); + int items = len >> 3; + int i; + + for (i = 0; i < items; ++i) + aligned_buf[i] = mci_fifo_l_readq(host->fifo_reg); + + /* memcpy from aligned buffer into output buffer */ + memcpy(buf, aligned_buf, len); + buf += len; + cnt -= len; + } + } else +#endif + { + u64 *pdata = buf; + + for (; cnt >= 8; cnt -= 8) + *pdata++ = mci_fifo_l_readq(host->fifo_reg); + buf = pdata; + } + if (cnt) { + host->part_buf = mci_fifo_l_readq(host->fifo_reg); + dw_mci_pull_final_bytes(host, buf, cnt); + } +} + static void dw_mci_pull_data(struct dw_mci *host, void *buf, int cnt) { int len; @@ -3374,8 +3459,13 @@ int dw_mci_probe(struct dw_mci *host) width = 16; host->data_shift = 1; } else if (i == 2) { - host->push_data = dw_mci_push_data64; - host->pull_data = dw_mci_pull_data64; + if ((host->quirks & DW_MMC_QUIRK_FIFO64_32)) { + host->push_data = dw_mci_push_data64_32; + host->pull_data = dw_mci_pull_data64_32; + } else { + host->push_data = dw_mci_push_data64; + host->pull_data = dw_mci_pull_data64; + } width = 64; host->data_shift = 3; } else { diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h index 4ed81f94f7ca..af16dbb37f26 100644 --- a/drivers/mmc/host/dw_mmc.h +++ b/drivers/mmc/host/dw_mmc.h @@ -280,6 +280,8 @@ struct dw_mci_board { /* Support for longer data read timeout */ #define DW_MMC_QUIRK_EXTENDED_TMOUT BIT(0) +/* Force 32-bit access to the FIFO */ +#define DW_MMC_QUIRK_FIFO64_32 BIT(1) #define DW_MMC_240A 0x240a #define DW_MMC_280A 0x280a @@ -471,6 +473,31 @@ struct dw_mci_board { #define mci_fifo_writel(__value, __reg) __raw_writel(__reg, __value) #define mci_fifo_writeq(__value, __reg) __raw_writeq(__reg, __value) +/* + * Some dw_mmc devices have 64-bit FIFOs, but expect them to be + * accessed using two 32-bit accesses. If such controller is used + * with a 64-bit kernel, this has to be done explicitly. + */ +static inline u64 mci_fifo_l_readq(void __iomem *addr) +{ + u64 ans; + u32 proxy[2]; + + proxy[0] = mci_fifo_readl(addr); + proxy[1] = mci_fifo_readl(addr + 4); + memcpy(&ans, proxy, 8); + return ans; +} + +static inline void mci_fifo_l_writeq(void __iomem *addr, u64 value) +{ + u32 proxy[2]; + + memcpy(proxy, &value, 8); + mci_fifo_writel(addr, proxy[0]); + mci_fifo_writel(addr + 4, proxy[1]); +} + /* Register access macros */ #define mci_readl(dev, reg) \ readl_relaxed((dev)->regs + SDMMC_##reg) diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index 7572c5714b46..d0a15645a0b8 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -1109,26 +1109,26 @@ int renesas_sdhi_probe(struct platform_device *pdev, num_irqs = platform_irq_count(pdev); if (num_irqs < 0) { ret = num_irqs; - goto eirq; + goto edisclk; } /* There must be at least one IRQ source */ if (!num_irqs) { ret = -ENXIO; - goto eirq; + goto edisclk; } for (i = 0; i < num_irqs; i++) { irq = platform_get_irq(pdev, i); if (irq < 0) { ret = irq; - goto eirq; + goto edisclk; } ret = devm_request_irq(&pdev->dev, irq, tmio_mmc_irq, 0, dev_name(&pdev->dev), host); if (ret) - goto eirq; + goto edisclk; } ret = tmio_mmc_host_probe(host); @@ -1140,8 +1140,6 @@ int renesas_sdhi_probe(struct platform_device *pdev, return ret; -eirq: - tmio_mmc_host_remove(host); edisclk: renesas_sdhi_clk_disable(host); efree: diff --git a/drivers/mtd/inftlcore.c b/drivers/mtd/inftlcore.c index 58ca1c21ebe6..cd1eeb7a8cf1 100644 --- a/drivers/mtd/inftlcore.c +++ b/drivers/mtd/inftlcore.c @@ -482,10 +482,11 @@ static inline u16 INFTL_findwriteunit(struct INFTLrecord *inftl, unsigned block) silly = MAX_LOOPS; while (thisEUN <= inftl->lastEUN) { - inftl_read_oob(mtd, (thisEUN * inftl->EraseSize) + - blockofs, 8, &retlen, (char *)&bci); - - status = bci.Status | bci.Status1; + if (inftl_read_oob(mtd, (thisEUN * inftl->EraseSize) + + blockofs, 8, &retlen, (char *)&bci) < 0) + status = SECTOR_IGNORE; + else + status = bci.Status | bci.Status1; pr_debug("INFTL: status of block %d in EUN %d is %x\n", block , writeEUN, status); diff --git a/drivers/mtd/mtdpstore.c b/drivers/mtd/mtdpstore.c index 7ac8ac901306..9cf3872e37ae 100644 --- a/drivers/mtd/mtdpstore.c +++ b/drivers/mtd/mtdpstore.c @@ -417,11 +417,14 @@ static void mtdpstore_notify_add(struct mtd_info *mtd) } longcnt = BITS_TO_LONGS(div_u64(mtd->size, info->kmsg_size)); - cxt->rmmap = kcalloc(longcnt, sizeof(long), GFP_KERNEL); - cxt->usedmap = kcalloc(longcnt, sizeof(long), GFP_KERNEL); + cxt->rmmap = devm_kcalloc(&mtd->dev, longcnt, sizeof(long), GFP_KERNEL); + cxt->usedmap = devm_kcalloc(&mtd->dev, longcnt, sizeof(long), GFP_KERNEL); longcnt = BITS_TO_LONGS(div_u64(mtd->size, mtd->erasesize)); - cxt->badmap = kcalloc(longcnt, sizeof(long), GFP_KERNEL); + cxt->badmap = devm_kcalloc(&mtd->dev, longcnt, sizeof(long), GFP_KERNEL); + + if (!cxt->rmmap || !cxt->usedmap || !cxt->badmap) + return; /* just support dmesg right now */ cxt->dev.flags = PSTORE_FLAGS_DMESG; @@ -527,9 +530,6 @@ static void mtdpstore_notify_remove(struct mtd_info *mtd) mtdpstore_flush_removed(cxt); unregister_pstore_device(&cxt->dev); - kfree(cxt->badmap); - kfree(cxt->usedmap); - kfree(cxt->rmmap); cxt->mtd = NULL; cxt->index = -1; } diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 39661e23d7d4..20c6aeef107c 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -2968,7 +2968,7 @@ static int brcmnand_resume(struct device *dev) brcmnand_save_restore_cs_config(host, 1); /* Reset the chip, required by some chips after power-up */ - nand_reset_op(chip); + nand_reset(chip, 0); } return 0; diff --git a/drivers/mtd/nand/raw/r852.c b/drivers/mtd/nand/raw/r852.c index ed0cf732d20e..36cfe03cd4ac 100644 --- a/drivers/mtd/nand/raw/r852.c +++ b/drivers/mtd/nand/raw/r852.c @@ -387,6 +387,9 @@ static int r852_wait(struct nand_chip *chip) static int r852_ready(struct nand_chip *chip) { struct r852_device *dev = r852_get_dev(nand_to_mtd(chip)); + if (dev->card_unstable) + return 0; + return !(r852_read_reg(dev, R852_CARD_STA) & R852_CARD_STA_BUSY); } diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 463c6d84ae1b..ea7d2c01e672 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -724,6 +724,15 @@ static void b53_enable_mib(struct b53_device *dev) b53_write8(dev, B53_MGMT_PAGE, B53_GLOBAL_CONFIG, gc); } +static void b53_enable_stp(struct b53_device *dev) +{ + u8 gc; + + b53_read8(dev, B53_MGMT_PAGE, B53_GLOBAL_CONFIG, &gc); + gc |= GC_RX_BPDU_EN; + b53_write8(dev, B53_MGMT_PAGE, B53_GLOBAL_CONFIG, gc); +} + static u16 b53_default_pvid(struct b53_device *dev) { if (is5325(dev) || is5365(dev)) @@ -863,6 +872,7 @@ static int b53_switch_reset(struct b53_device *dev) } b53_enable_mib(dev); + b53_enable_stp(dev); return b53_flush_arl(dev, FAST_AGE_STATIC); } diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index b485176e53cd..29e4c94c8405 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -470,11 +470,11 @@ restore_link: return err; } -static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port) +static int mv88e6xxx_phy_is_internal(struct mv88e6xxx_chip *chip, int port) { - struct mv88e6xxx_chip *chip = ds->priv; - - return port < chip->info->num_internal_phys; + return port >= chip->info->internal_phys_offset && + port < chip->info->num_internal_phys + + chip->info->internal_phys_offset; } static int mv88e6xxx_port_ppu_updates(struct mv88e6xxx_chip *chip, int port) @@ -591,7 +591,7 @@ static void mv88e6095_phylink_get_caps(struct mv88e6xxx_chip *chip, int port, config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100; - if (mv88e6xxx_phy_is_internal(chip->ds, port)) { + if (mv88e6xxx_phy_is_internal(chip, port)) { __set_bit(PHY_INTERFACE_MODE_MII, config->supported_interfaces); } else { if (cmode < ARRAY_SIZE(mv88e6185_phy_interface_modes) && @@ -839,7 +839,7 @@ static void mv88e6xxx_get_caps(struct dsa_switch *ds, int port, chip->info->ops->phylink_get_caps(chip, port, config); mv88e6xxx_reg_unlock(chip); - if (mv88e6xxx_phy_is_internal(ds, port)) { + if (mv88e6xxx_phy_is_internal(chip, port)) { __set_bit(PHY_INTERFACE_MODE_INTERNAL, config->supported_interfaces); /* Internal ports with no phy-mode need GMII for PHYLIB */ @@ -848,29 +848,38 @@ static void mv88e6xxx_get_caps(struct dsa_switch *ds, int port, } } +static int mv88e6xxx_mac_prepare(struct dsa_switch *ds, int port, + unsigned int mode, phy_interface_t interface) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err = 0; + + /* In inband mode, the link may come up at any time while the link + * is not forced down. Force the link down while we reconfigure the + * interface mode. + */ + if (mode == MLO_AN_INBAND && + chip->ports[port].interface != interface && + chip->info->ops->port_set_link) { + mv88e6xxx_reg_lock(chip); + err = chip->info->ops->port_set_link(chip, port, + LINK_FORCED_DOWN); + mv88e6xxx_reg_unlock(chip); + } + + return err; +} + static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port, unsigned int mode, const struct phylink_link_state *state) { struct mv88e6xxx_chip *chip = ds->priv; - struct mv88e6xxx_port *p; int err = 0; - p = &chip->ports[port]; - mv88e6xxx_reg_lock(chip); - if (mode != MLO_AN_PHY || !mv88e6xxx_phy_is_internal(ds, port)) { - /* In inband mode, the link may come up at any time while the - * link is not forced down. Force the link down while we - * reconfigure the interface mode. - */ - if (mode == MLO_AN_INBAND && - p->interface != state->interface && - chip->info->ops->port_set_link) - chip->info->ops->port_set_link(chip, port, - LINK_FORCED_DOWN); - + if (mode != MLO_AN_PHY || !mv88e6xxx_phy_is_internal(chip, port)) { err = mv88e6xxx_port_config_interface(chip, port, state->interface); if (err && err != -EOPNOTSUPP) @@ -887,24 +896,38 @@ static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port, err = 0; } +err_unlock: + mv88e6xxx_reg_unlock(chip); + + if (err && err != -EOPNOTSUPP) + dev_err(ds->dev, "p%d: failed to configure MAC/PCS\n", port); +} + +static int mv88e6xxx_mac_finish(struct dsa_switch *ds, int port, + unsigned int mode, phy_interface_t interface) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err = 0; + /* Undo the forced down state above after completing configuration * irrespective of its state on entry, which allows the link to come * up in the in-band case where there is no separate SERDES. Also * ensure that the link can come up if the PPU is in use and we are * in PHY mode (we treat the PPU as an effective in-band mechanism.) */ + mv88e6xxx_reg_lock(chip); + if (chip->info->ops->port_set_link && - ((mode == MLO_AN_INBAND && p->interface != state->interface) || + ((mode == MLO_AN_INBAND && + chip->ports[port].interface != interface) || (mode == MLO_AN_PHY && mv88e6xxx_port_ppu_updates(chip, port)))) - chip->info->ops->port_set_link(chip, port, LINK_UNFORCED); + err = chip->info->ops->port_set_link(chip, port, LINK_UNFORCED); - p->interface = state->interface; - -err_unlock: mv88e6xxx_reg_unlock(chip); - if (err && err != -EOPNOTSUPP) - dev_err(ds->dev, "p%d: failed to configure MAC/PCS\n", port); + chip->ports[port].interface = interface; + + return err; } static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port, @@ -1724,6 +1747,8 @@ static int mv88e6xxx_vtu_get(struct mv88e6xxx_chip *chip, u16 vid, if (!chip->info->ops->vtu_getnext) return -EOPNOTSUPP; + memset(entry, 0, sizeof(*entry)); + entry->vid = vid ? vid - 1 : mv88e6xxx_max_vid(chip); entry->valid = false; @@ -1859,7 +1884,16 @@ static int mv88e6xxx_mst_put(struct mv88e6xxx_chip *chip, u8 sid) struct mv88e6xxx_mst *mst, *tmp; int err; - if (!sid) + /* If the SID is zero, it is for a VLAN mapped to the default MSTI, + * and mv88e6xxx_stu_setup() made sure it is always present, and thus, + * should not be removed here. + * + * If the chip lacks STU support, numerically the "sid" variable will + * happen to also be zero, but we don't want to rely on that fact, so + * we explicitly test that first. In that case, there is also nothing + * to do here. + */ + if (!mv88e6xxx_has_stu(chip) || !sid) return 0; list_for_each_entry_safe(mst, tmp, &chip->msts, node) { @@ -3694,6 +3728,21 @@ static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip) return mv88e6xxx_g1_stats_clear(chip); } +static int mv88e6320_setup_errata(struct mv88e6xxx_chip *chip) +{ + u16 dummy; + int err; + + /* Workaround for erratum + * 3.3 RGMII timing may be out of spec when transmit delay is enabled + */ + err = mv88e6xxx_port_hidden_write(chip, 0, 0xf, 0x7, 0xe000); + if (err) + return err; + + return mv88e6xxx_port_hidden_read(chip, 0, 0xf, 0x7, &dummy); +} + /* Check if the errata has already been applied. */ static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip) { @@ -5110,6 +5159,7 @@ static const struct mv88e6xxx_ops mv88e6290_ops = { static const struct mv88e6xxx_ops mv88e6320_ops = { /* MV88E6XXX_FAMILY_6320 */ + .setup_errata = mv88e6320_setup_errata, .ieee_pri_map = mv88e6085_g1_ieee_pri_map, .ip_pri_map = mv88e6085_g1_ip_pri_map, .irl_init_all = mv88e6352_g2_irl_init_all, @@ -5123,6 +5173,7 @@ static const struct mv88e6xxx_ops mv88e6320_ops = { .port_set_rgmii_delay = mv88e6320_port_set_rgmii_delay, .port_set_speed_duplex = mv88e6185_port_set_speed_duplex, .port_tag_remap = mv88e6095_port_tag_remap, + .port_set_policy = mv88e6352_port_set_policy, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_ucast_flood = mv88e6352_port_set_ucast_flood, .port_set_mcast_flood = mv88e6352_port_set_mcast_flood, @@ -5147,8 +5198,10 @@ static const struct mv88e6xxx_ops mv88e6320_ops = { .hardware_reset_pre = mv88e6xxx_g2_eeprom_wait, .hardware_reset_post = mv88e6xxx_g2_eeprom_wait, .reset = mv88e6352_g1_reset, - .vtu_getnext = mv88e6185_g1_vtu_getnext, - .vtu_loadpurge = mv88e6185_g1_vtu_loadpurge, + .vtu_getnext = mv88e6352_g1_vtu_getnext, + .vtu_loadpurge = mv88e6352_g1_vtu_loadpurge, + .stu_getnext = mv88e6352_g1_stu_getnext, + .stu_loadpurge = mv88e6352_g1_stu_loadpurge, .gpio_ops = &mv88e6352_gpio_ops, .avb_ops = &mv88e6352_avb_ops, .ptp_ops = &mv88e6352_ptp_ops, @@ -5157,6 +5210,7 @@ static const struct mv88e6xxx_ops mv88e6320_ops = { static const struct mv88e6xxx_ops mv88e6321_ops = { /* MV88E6XXX_FAMILY_6320 */ + .setup_errata = mv88e6320_setup_errata, .ieee_pri_map = mv88e6085_g1_ieee_pri_map, .ip_pri_map = mv88e6085_g1_ip_pri_map, .irl_init_all = mv88e6352_g2_irl_init_all, @@ -5170,6 +5224,7 @@ static const struct mv88e6xxx_ops mv88e6321_ops = { .port_set_rgmii_delay = mv88e6320_port_set_rgmii_delay, .port_set_speed_duplex = mv88e6185_port_set_speed_duplex, .port_tag_remap = mv88e6095_port_tag_remap, + .port_set_policy = mv88e6352_port_set_policy, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_ucast_flood = mv88e6352_port_set_ucast_flood, .port_set_mcast_flood = mv88e6352_port_set_mcast_flood, @@ -5193,8 +5248,10 @@ static const struct mv88e6xxx_ops mv88e6321_ops = { .hardware_reset_pre = mv88e6xxx_g2_eeprom_wait, .hardware_reset_post = mv88e6xxx_g2_eeprom_wait, .reset = mv88e6352_g1_reset, - .vtu_getnext = mv88e6185_g1_vtu_getnext, - .vtu_loadpurge = mv88e6185_g1_vtu_loadpurge, + .vtu_getnext = mv88e6352_g1_vtu_getnext, + .vtu_loadpurge = mv88e6352_g1_vtu_loadpurge, + .stu_getnext = mv88e6352_g1_stu_getnext, + .stu_loadpurge = mv88e6352_g1_stu_loadpurge, .gpio_ops = &mv88e6352_gpio_ops, .avb_ops = &mv88e6352_avb_ops, .ptp_ops = &mv88e6352_ptp_ops, @@ -5762,7 +5819,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .global2_addr = 0x1c, .age_time_coeff = 3750, - .atu_move_port_mask = 0x1f, + .atu_move_port_mask = 0xf, .g1_irqs = 9, .g2_irqs = 10, .pvt = true, @@ -6161,9 +6218,11 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .num_databases = 4096, .num_macs = 8192, .num_ports = 7, - .num_internal_phys = 5, + .num_internal_phys = 2, + .internal_phys_offset = 3, .num_gpio = 15, .max_vid = 4095, + .max_sid = 63, .port_base_addr = 0x10, .phy_base_addr = 0x0, .global1_addr = 0x1b, @@ -6186,9 +6245,11 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .num_databases = 4096, .num_macs = 8192, .num_ports = 7, - .num_internal_phys = 5, + .num_internal_phys = 2, + .internal_phys_offset = 3, .num_gpio = 15, .max_vid = 4095, + .max_sid = 63, .port_base_addr = 0x10, .phy_base_addr = 0x0, .global1_addr = 0x1b, @@ -6197,6 +6258,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .g1_irqs = 8, .g2_irqs = 10, .atu_move_port_mask = 0xf, + .pvt = true, .multi_chip = true, .edsa_support = MV88E6XXX_EDSA_SUPPORTED, .ptp_support = true, @@ -6219,7 +6281,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .global2_addr = 0x1c, .age_time_coeff = 3750, - .atu_move_port_mask = 0x1f, + .atu_move_port_mask = 0xf, .g1_irqs = 9, .g2_irqs = 10, .pvt = true, @@ -6996,7 +7058,9 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = { .port_teardown = mv88e6xxx_port_teardown, .phylink_get_caps = mv88e6xxx_get_caps, .phylink_mac_link_state = mv88e6xxx_serdes_pcs_get_state, + .phylink_mac_prepare = mv88e6xxx_mac_prepare, .phylink_mac_config = mv88e6xxx_mac_config, + .phylink_mac_finish = mv88e6xxx_mac_finish, .phylink_mac_an_restart = mv88e6xxx_serdes_pcs_an_restart, .phylink_mac_link_down = mv88e6xxx_mac_link_down, .phylink_mac_link_up = mv88e6xxx_mac_link_up, diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index b34e96e689d5..4a8b56ed1bd6 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -167,6 +167,11 @@ struct mv88e6xxx_info { /* Supports PTP */ bool ptp_support; + + /* Internal PHY start index. 0 means that internal PHYs range starts at + * port 0, 1 means internal PHYs range starts at port 1, etc + */ + unsigned int internal_phys_offset; }; struct mv88e6xxx_atu_entry { diff --git a/drivers/net/dsa/mv88e6xxx/devlink.c b/drivers/net/dsa/mv88e6xxx/devlink.c index 1266eabee086..2ab2eb2cb47b 100644 --- a/drivers/net/dsa/mv88e6xxx/devlink.c +++ b/drivers/net/dsa/mv88e6xxx/devlink.c @@ -743,7 +743,8 @@ void mv88e6xxx_teardown_devlink_regions_global(struct dsa_switch *ds) int i; for (i = 0; i < ARRAY_SIZE(mv88e6xxx_regions); i++) - dsa_devlink_region_destroy(chip->regions[i]); + if (chip->regions[i]) + dsa_devlink_region_destroy(chip->regions[i]); } void mv88e6xxx_teardown_devlink_regions_port(struct dsa_switch *ds, int port) diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c index ac302a935ce6..8480d08e6f94 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.c +++ b/drivers/net/dsa/mv88e6xxx/global2.c @@ -1184,31 +1184,22 @@ out: int mv88e6xxx_g2_irq_mdio_setup(struct mv88e6xxx_chip *chip, struct mii_bus *bus) { - int phy, irq, err, err_phy; + int phy_start = chip->info->internal_phys_offset; + int phy_end = chip->info->internal_phys_offset + + chip->info->num_internal_phys; + int phy, irq; - for (phy = 0; phy < chip->info->num_internal_phys; phy++) { + for (phy = phy_start; phy < phy_end; phy++) { irq = irq_find_mapping(chip->g2_irq.domain, phy); - if (irq < 0) { - err = irq; - goto out; - } + if (irq < 0) + return irq; + bus->irq[chip->info->phy_base_addr + phy] = irq; } return 0; -out: - err_phy = phy; - - for (phy = 0; phy < err_phy; phy++) - irq_dispose_mapping(bus->irq[phy]); - - return err; } void mv88e6xxx_g2_irq_mdio_free(struct mv88e6xxx_chip *chip, struct mii_bus *bus) { - int phy; - - for (phy = 0; phy < chip->info->num_internal_phys; phy++) - irq_dispose_mapping(bus->irq[phy]); } diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 391c4e3cb66f..67af798686b8 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -1517,7 +1517,7 @@ static void vsc9959_tas_clock_adjust(struct ocelot *ocelot) struct tc_taprio_qopt_offload *taprio; struct ocelot_port *ocelot_port; struct timespec64 base_ts; - int port; + int i, port; u32 val; mutex_lock(&ocelot->tas_lock); @@ -1549,6 +1549,9 @@ static void vsc9959_tas_clock_adjust(struct ocelot *ocelot) QSYS_PARAM_CFG_REG_3_BASE_TIME_SEC_MSB_M, QSYS_PARAM_CFG_REG_3); + for (i = 0; i < taprio->num_entries; i++) + vsc9959_tas_gcl_set(ocelot, i, &taprio->entries[i]); + ocelot_rmw(ocelot, QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE, QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE, QSYS_TAS_PARAM_CFG_CTRL); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-desc.c b/drivers/net/ethernet/amd/xgbe/xgbe-desc.c index 230726d7b74f..d41b58fad37b 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-desc.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-desc.c @@ -373,8 +373,13 @@ static int xgbe_map_rx_buffer(struct xgbe_prv_data *pdata, } /* Set up the header page info */ - xgbe_set_buffer_data(&rdata->rx.hdr, &ring->rx_hdr_pa, - XGBE_SKB_ALLOC_SIZE); + if (pdata->netdev->features & NETIF_F_RXCSUM) { + xgbe_set_buffer_data(&rdata->rx.hdr, &ring->rx_hdr_pa, + XGBE_SKB_ALLOC_SIZE); + } else { + xgbe_set_buffer_data(&rdata->rx.hdr, &ring->rx_hdr_pa, + pdata->rx_buf_size); + } /* Set up the buffer page info */ xgbe_set_buffer_data(&rdata->rx.buf, &ring->rx_buf_pa, diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c index 4030d619e84f..3cf7943b590c 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c @@ -320,6 +320,18 @@ static void xgbe_config_sph_mode(struct xgbe_prv_data *pdata) XGMAC_IOWRITE_BITS(pdata, MAC_RCR, HDSMS, XGBE_SPH_HDSMS_SIZE); } +static void xgbe_disable_sph_mode(struct xgbe_prv_data *pdata) +{ + unsigned int i; + + for (i = 0; i < pdata->channel_count; i++) { + if (!pdata->channel[i]->rx_ring) + break; + + XGMAC_DMA_IOWRITE_BITS(pdata->channel[i], DMA_CH_CR, SPH, 0); + } +} + static int xgbe_write_rss_reg(struct xgbe_prv_data *pdata, unsigned int type, unsigned int index, unsigned int val) { @@ -3495,8 +3507,12 @@ static int xgbe_init(struct xgbe_prv_data *pdata) xgbe_config_tx_coalesce(pdata); xgbe_config_rx_buffer_size(pdata); xgbe_config_tso_mode(pdata); - xgbe_config_sph_mode(pdata); - xgbe_config_rss(pdata); + + if (pdata->netdev->features & NETIF_F_RXCSUM) { + xgbe_config_sph_mode(pdata); + xgbe_config_rss(pdata); + } + desc_if->wrapper_tx_desc_init(pdata); desc_if->wrapper_rx_desc_init(pdata); xgbe_enable_dma_interrupts(pdata); @@ -3650,5 +3666,9 @@ void xgbe_init_function_ptrs_dev(struct xgbe_hw_if *hw_if) hw_if->disable_vxlan = xgbe_disable_vxlan; hw_if->set_vxlan_id = xgbe_set_vxlan_id; + /* For Split Header*/ + hw_if->enable_sph = xgbe_config_sph_mode; + hw_if->disable_sph = xgbe_disable_sph_mode; + DBGPR("<--xgbe_init_function_ptrs\n"); } diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 6b73648b3779..34d45cebefb5 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -2257,10 +2257,17 @@ static int xgbe_set_features(struct net_device *netdev, if (ret) return ret; - if ((features & NETIF_F_RXCSUM) && !rxcsum) + if ((features & NETIF_F_RXCSUM) && !rxcsum) { + hw_if->enable_sph(pdata); + hw_if->enable_vxlan(pdata); hw_if->enable_rx_csum(pdata); - else if (!(features & NETIF_F_RXCSUM) && rxcsum) + schedule_work(&pdata->restart_work); + } else if (!(features & NETIF_F_RXCSUM) && rxcsum) { + hw_if->disable_sph(pdata); + hw_if->disable_vxlan(pdata); hw_if->disable_rx_csum(pdata); + schedule_work(&pdata->restart_work); + } if ((features & NETIF_F_HW_VLAN_CTAG_RX) && !rxvlan) hw_if->enable_rx_vlan_stripping(pdata); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h index 7a41367c437d..b17c7d1dc4b0 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe.h @@ -859,6 +859,10 @@ struct xgbe_hw_if { void (*enable_vxlan)(struct xgbe_prv_data *); void (*disable_vxlan)(struct xgbe_prv_data *); void (*set_vxlan_id)(struct xgbe_prv_data *); + + /* For Split Header */ + void (*enable_sph)(struct xgbe_prv_data *pdata); + void (*disable_sph)(struct xgbe_prv_data *pdata); }; /* This structure represents implementation specific routines for an diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c index c06789882036..32813cdd5aa5 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c @@ -66,20 +66,30 @@ static int bnxt_hwrm_dbg_dma_data(struct bnxt *bp, void *msg, } } - if (info->dest_buf) { - if ((info->seg_start + off + len) <= - BNXT_COREDUMP_BUF_LEN(info->buf_len)) { - memcpy(info->dest_buf + off, dma_buf, len); - } else { - rc = -ENOBUFS; - break; - } - } - if (cmn_req->req_type == cpu_to_le16(HWRM_DBG_COREDUMP_RETRIEVE)) info->dest_buf_size += len; + if (info->dest_buf) { + if ((info->seg_start + off + len) <= + BNXT_COREDUMP_BUF_LEN(info->buf_len)) { + u16 copylen = min_t(u16, len, + info->dest_buf_size - off); + + memcpy(info->dest_buf + off, dma_buf, copylen); + if (copylen < len) + break; + } else { + rc = -ENOBUFS; + if (cmn_req->req_type == + cpu_to_le16(HWRM_DBG_COREDUMP_LIST)) { + kfree(info->dest_buf); + info->dest_buf = NULL; + } + break; + } + } + if (!(cmn_resp->flags & HWRM_DBG_CMN_FLAGS_MORE)) break; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 799adba0034a..7daaed4520ac 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1392,6 +1392,17 @@ static int bnxt_get_regs_len(struct net_device *dev) return reg_len; } +#define BNXT_PCIE_32B_ENTRY(start, end) \ + { offsetof(struct pcie_ctx_hw_stats, start), \ + offsetof(struct pcie_ctx_hw_stats, end) } + +static const struct { + u16 start; + u16 end; +} bnxt_pcie_32b_entries[] = { + BNXT_PCIE_32B_ENTRY(pcie_ltssm_histogram[0], pcie_ltssm_histogram[3]), +}; + static void bnxt_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) { @@ -1423,12 +1434,27 @@ static void bnxt_get_regs(struct net_device *dev, struct ethtool_regs *regs, req->pcie_stat_host_addr = cpu_to_le64(hw_pcie_stats_addr); rc = hwrm_req_send(bp, req); if (!rc) { - __le64 *src = (__le64 *)hw_pcie_stats; - u64 *dst = (u64 *)(_p + BNXT_PXP_REG_LEN); - int i; + u8 *dst = (u8 *)(_p + BNXT_PXP_REG_LEN); + u8 *src = (u8 *)hw_pcie_stats; + int i, j; - for (i = 0; i < sizeof(*hw_pcie_stats) / sizeof(__le64); i++) - dst[i] = le64_to_cpu(src[i]); + for (i = 0, j = 0; i < sizeof(*hw_pcie_stats); ) { + if (i >= bnxt_pcie_32b_entries[j].start && + i <= bnxt_pcie_32b_entries[j].end) { + u32 *dst32 = (u32 *)(dst + i); + + *dst32 = le32_to_cpu(*(__le32 *)(src + i)); + i += 4; + if (i > bnxt_pcie_32b_entries[j].end && + j < ARRAY_SIZE(bnxt_pcie_32b_entries) - 1) + j++; + } else { + u64 *dst64 = (u64 *)(dst + i); + + *dst64 = le64_to_cpu(*(__le64 *)(src + i)); + i += 8; + } + } } hwrm_req_drop(bp, req); } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c index 8477a93cee6b..b77897aa06c4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c @@ -2273,6 +2273,7 @@ int cxgb4_init_ethtool_filters(struct adapter *adap) eth_filter->port[i].bmap = bitmap_zalloc(nentries, GFP_KERNEL); if (!eth_filter->port[i].bmap) { ret = -ENOMEM; + kvfree(eth_filter->port[i].loc_array); goto free_eth_finfo; } } diff --git a/drivers/net/ethernet/dlink/dl2k.c b/drivers/net/ethernet/dlink/dl2k.c index 2c67a857a42f..71cb7fe63de3 100644 --- a/drivers/net/ethernet/dlink/dl2k.c +++ b/drivers/net/ethernet/dlink/dl2k.c @@ -352,7 +352,7 @@ parse_eeprom (struct net_device *dev) eth_hw_addr_set(dev, psrom->mac_addr); if (np->chip_id == CHIP_IP1000A) { - np->led_mode = psrom->led_mode; + np->led_mode = le16_to_cpu(psrom->led_mode); return 0; } diff --git a/drivers/net/ethernet/dlink/dl2k.h b/drivers/net/ethernet/dlink/dl2k.h index 195dc6cfd895..0e33e2eaae96 100644 --- a/drivers/net/ethernet/dlink/dl2k.h +++ b/drivers/net/ethernet/dlink/dl2k.h @@ -335,7 +335,7 @@ typedef struct t_SROM { u16 sub_system_id; /* 0x06 */ u16 pci_base_1; /* 0x08 (IP1000A only) */ u16 pci_base_2; /* 0x0a (IP1000A only) */ - u16 led_mode; /* 0x0c (IP1000A only) */ + __le16 led_mode; /* 0x0c (IP1000A only) */ u16 reserved1[9]; /* 0x0e-0x1f */ u8 mac_addr[6]; /* 0x20-0x25 */ u8 reserved2[10]; /* 0x26-0x2f */ diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 018ce4f4be6f..4a513dba8f53 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -692,7 +692,12 @@ static int fec_enet_txq_submit_skb(struct fec_enet_priv_tx_q *txq, txq->bd.cur = bdp; /* Trigger transmission start */ - writel(0, txq->bd.reg_desc_active); + if (!(fep->quirks & FEC_QUIRK_ERR007885) || + !readl(txq->bd.reg_desc_active) || + !readl(txq->bd.reg_desc_active) || + !readl(txq->bd.reg_desc_active) || + !readl(txq->bd.reg_desc_active)) + writel(0, txq->bd.reg_desc_active); return 0; } diff --git a/drivers/net/ethernet/google/gve/gve_ethtool.c b/drivers/net/ethernet/google/gve/gve_ethtool.c index 033f17cb96be..7e60139f8ac5 100644 --- a/drivers/net/ethernet/google/gve/gve_ethtool.c +++ b/drivers/net/ethernet/google/gve/gve_ethtool.c @@ -327,7 +327,9 @@ gve_get_ethtool_stats(struct net_device *netdev, */ data[i++] = 0; data[i++] = 0; - data[i++] = tx->dqo_tx.tail - tx->dqo_tx.head; + data[i++] = + (tx->dqo_tx.tail - tx->dqo_tx.head) & + tx->mask; } do { start = diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index d2603cfc122c..430b3ec800a9 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -60,7 +60,7 @@ static struct hns3_dbg_cmd_info hns3_dbg_cmd[] = { .name = "tm_qset", .cmd = HNAE3_DBG_CMD_TM_QSET, .dentry = HNS3_DBG_DENTRY_TM, - .buf_len = HNS3_DBG_READ_LEN, + .buf_len = HNS3_DBG_READ_LEN_1MB, .init = hns3_dbg_common_file_init, }, { diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 9d27fad9f35f..9bcd03e1994f 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -472,20 +472,14 @@ static void hns3_mask_vector_irq(struct hns3_enet_tqp_vector *tqp_vector, writel(mask_en, tqp_vector->mask_addr); } -static void hns3_vector_enable(struct hns3_enet_tqp_vector *tqp_vector) +static void hns3_irq_enable(struct hns3_enet_tqp_vector *tqp_vector) { napi_enable(&tqp_vector->napi); enable_irq(tqp_vector->vector_irq); - - /* enable vector */ - hns3_mask_vector_irq(tqp_vector, 1); } -static void hns3_vector_disable(struct hns3_enet_tqp_vector *tqp_vector) +static void hns3_irq_disable(struct hns3_enet_tqp_vector *tqp_vector) { - /* disable vector */ - hns3_mask_vector_irq(tqp_vector, 0); - disable_irq(tqp_vector->vector_irq); napi_disable(&tqp_vector->napi); cancel_work_sync(&tqp_vector->rx_group.dim.work); @@ -706,11 +700,42 @@ static int hns3_set_rx_cpu_rmap(struct net_device *netdev) return 0; } +static void hns3_enable_irqs_and_tqps(struct net_device *netdev) +{ + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hnae3_handle *h = priv->ae_handle; + u16 i; + + for (i = 0; i < priv->vector_num; i++) + hns3_irq_enable(&priv->tqp_vector[i]); + + for (i = 0; i < priv->vector_num; i++) + hns3_mask_vector_irq(&priv->tqp_vector[i], 1); + + for (i = 0; i < h->kinfo.num_tqps; i++) + hns3_tqp_enable(h->kinfo.tqp[i]); +} + +static void hns3_disable_irqs_and_tqps(struct net_device *netdev) +{ + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hnae3_handle *h = priv->ae_handle; + u16 i; + + for (i = 0; i < h->kinfo.num_tqps; i++) + hns3_tqp_disable(h->kinfo.tqp[i]); + + for (i = 0; i < priv->vector_num; i++) + hns3_mask_vector_irq(&priv->tqp_vector[i], 0); + + for (i = 0; i < priv->vector_num; i++) + hns3_irq_disable(&priv->tqp_vector[i]); +} + static int hns3_nic_net_up(struct net_device *netdev) { struct hns3_nic_priv *priv = netdev_priv(netdev); struct hnae3_handle *h = priv->ae_handle; - int i, j; int ret; ret = hns3_nic_reset_all_ring(h); @@ -719,23 +744,13 @@ static int hns3_nic_net_up(struct net_device *netdev) clear_bit(HNS3_NIC_STATE_DOWN, &priv->state); - /* enable the vectors */ - for (i = 0; i < priv->vector_num; i++) - hns3_vector_enable(&priv->tqp_vector[i]); - - /* enable rcb */ - for (j = 0; j < h->kinfo.num_tqps; j++) - hns3_tqp_enable(h->kinfo.tqp[j]); + hns3_enable_irqs_and_tqps(netdev); /* start the ae_dev */ ret = h->ae_algo->ops->start ? h->ae_algo->ops->start(h) : 0; if (ret) { set_bit(HNS3_NIC_STATE_DOWN, &priv->state); - while (j--) - hns3_tqp_disable(h->kinfo.tqp[j]); - - for (j = i - 1; j >= 0; j--) - hns3_vector_disable(&priv->tqp_vector[j]); + hns3_disable_irqs_and_tqps(netdev); } return ret; @@ -822,17 +837,9 @@ static void hns3_reset_tx_queue(struct hnae3_handle *h) static void hns3_nic_net_down(struct net_device *netdev) { struct hns3_nic_priv *priv = netdev_priv(netdev); - struct hnae3_handle *h = hns3_get_handle(netdev); const struct hnae3_ae_ops *ops; - int i; - /* disable vectors */ - for (i = 0; i < priv->vector_num; i++) - hns3_vector_disable(&priv->tqp_vector[i]); - - /* disable rcb */ - for (i = 0; i < h->kinfo.num_tqps; i++) - hns3_tqp_disable(h->kinfo.tqp[i]); + hns3_disable_irqs_and_tqps(netdev); /* stop ae_dev */ ops = priv->ae_handle->ae_algo->ops; @@ -5869,8 +5876,6 @@ int hns3_set_channels(struct net_device *netdev, void hns3_external_lb_prepare(struct net_device *ndev, bool if_running) { struct hns3_nic_priv *priv = netdev_priv(ndev); - struct hnae3_handle *h = priv->ae_handle; - int i; if (!if_running) return; @@ -5881,11 +5886,7 @@ void hns3_external_lb_prepare(struct net_device *ndev, bool if_running) netif_carrier_off(ndev); netif_tx_disable(ndev); - for (i = 0; i < priv->vector_num; i++) - hns3_vector_disable(&priv->tqp_vector[i]); - - for (i = 0; i < h->kinfo.num_tqps; i++) - hns3_tqp_disable(h->kinfo.tqp[i]); + hns3_disable_irqs_and_tqps(ndev); /* delay ring buffer clearing to hns3_reset_notify_uninit_enet * during reset process, because driver may not be able @@ -5901,7 +5902,6 @@ void hns3_external_lb_restore(struct net_device *ndev, bool if_running) { struct hns3_nic_priv *priv = netdev_priv(ndev); struct hnae3_handle *h = priv->ae_handle; - int i; if (!if_running) return; @@ -5917,11 +5917,7 @@ void hns3_external_lb_restore(struct net_device *ndev, bool if_running) clear_bit(HNS3_NIC_STATE_DOWN, &priv->state); - for (i = 0; i < priv->vector_num; i++) - hns3_vector_enable(&priv->tqp_vector[i]); - - for (i = 0; i < h->kinfo.num_tqps; i++) - hns3_tqp_enable(h->kinfo.tqp[i]); + hns3_enable_irqs_and_tqps(ndev); netif_tx_wake_all_queues(ndev); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c index 4d4cea1f5015..b7cf9fbf9718 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c @@ -452,6 +452,13 @@ static int hclge_ptp_create_clock(struct hclge_dev *hdev) ptp->info.settime64 = hclge_ptp_settime; ptp->info.n_alarm = 0; + + spin_lock_init(&ptp->lock); + ptp->io_base = hdev->hw.hw.io_base + HCLGE_PTP_REG_OFFSET; + ptp->ts_cfg.rx_filter = HWTSTAMP_FILTER_NONE; + ptp->ts_cfg.tx_type = HWTSTAMP_TX_OFF; + hdev->ptp = ptp; + ptp->clock = ptp_clock_register(&ptp->info, &hdev->pdev->dev); if (IS_ERR(ptp->clock)) { dev_err(&hdev->pdev->dev, @@ -463,12 +470,6 @@ static int hclge_ptp_create_clock(struct hclge_dev *hdev) return -ENODEV; } - spin_lock_init(&ptp->lock); - ptp->io_base = hdev->hw.hw.io_base + HCLGE_PTP_REG_OFFSET; - ptp->ts_cfg.rx_filter = HWTSTAMP_FILTER_NONE; - ptp->ts_cfg.tx_type = HWTSTAMP_TX_OFF; - hdev->ptp = ptp; - return 0; } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index 06493853b2b4..b11d38a6093f 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -1309,9 +1309,8 @@ static void hclgevf_sync_vlan_filter(struct hclgevf_dev *hdev) rtnl_unlock(); } -static int hclgevf_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable) +static int hclgevf_en_hw_strip_rxvtag_cmd(struct hclgevf_dev *hdev, bool enable) { - struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); struct hclge_vf_to_pf_msg send_msg; hclgevf_build_send_msg(&send_msg, HCLGE_MBX_SET_VLAN, @@ -1320,6 +1319,19 @@ static int hclgevf_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable) return hclgevf_send_mbx_msg(hdev, &send_msg, false, NULL, 0); } +static int hclgevf_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable) +{ + struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); + int ret; + + ret = hclgevf_en_hw_strip_rxvtag_cmd(hdev, enable); + if (ret) + return ret; + + hdev->rxvtag_strip_en = enable; + return 0; +} + static int hclgevf_reset_tqp(struct hnae3_handle *handle) { #define HCLGEVF_RESET_ALL_QUEUE_DONE 1U @@ -2198,12 +2210,13 @@ static int hclgevf_rss_init_hw(struct hclgevf_dev *hdev) tc_valid, tc_size); } -static int hclgevf_init_vlan_config(struct hclgevf_dev *hdev) +static int hclgevf_init_vlan_config(struct hclgevf_dev *hdev, + bool rxvtag_strip_en) { struct hnae3_handle *nic = &hdev->nic; int ret; - ret = hclgevf_en_hw_strip_rxvtag(nic, true); + ret = hclgevf_en_hw_strip_rxvtag(nic, rxvtag_strip_en); if (ret) { dev_err(&hdev->pdev->dev, "failed to enable rx vlan offload, ret = %d\n", ret); @@ -2872,7 +2885,7 @@ static int hclgevf_reset_hdev(struct hclgevf_dev *hdev) if (ret) return ret; - ret = hclgevf_init_vlan_config(hdev); + ret = hclgevf_init_vlan_config(hdev, hdev->rxvtag_strip_en); if (ret) { dev_err(&hdev->pdev->dev, "failed(%d) to initialize VLAN config\n", ret); @@ -2985,7 +2998,7 @@ static int hclgevf_init_hdev(struct hclgevf_dev *hdev) goto err_config; } - ret = hclgevf_init_vlan_config(hdev); + ret = hclgevf_init_vlan_config(hdev, true); if (ret) { dev_err(&hdev->pdev->dev, "failed(%d) to initialize VLAN config\n", ret); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h index 976414d00e67..1f62ac062d04 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h @@ -253,6 +253,7 @@ struct hclgevf_dev { int *vector_irq; bool gro_en; + bool rxvtag_strip_en; unsigned long vlan_del_fail_bmap[BITS_TO_LONGS(VLAN_N_VID)]; diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c index bff3e9662a8f..a9df95088df3 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c @@ -1811,6 +1811,11 @@ int ice_vc_add_fdir_fltr(struct ice_vf *vf, u8 *msg) pf = vf->pf; dev = ice_pf_to_dev(pf); vf_vsi = ice_get_vf_vsi(vf); + if (!vf_vsi) { + dev_err(dev, "Can not get FDIR vf_vsi for VF %u\n", vf->vf_id); + v_ret = VIRTCHNL_STATUS_ERR_PARAM; + goto err_exit; + } #define ICE_VF_MAX_FDIR_FILTERS 128 if (!ice_fdir_num_avail_fltr(&pf->hw, vf_vsi) || diff --git a/drivers/net/ethernet/intel/igc/igc_defines.h b/drivers/net/ethernet/intel/igc/igc_defines.h index 8187a658dcbd..17a7e3c875cc 100644 --- a/drivers/net/ethernet/intel/igc/igc_defines.h +++ b/drivers/net/ethernet/intel/igc/igc_defines.h @@ -574,6 +574,7 @@ #define IGC_PTM_STAT_T4M1_OVFL BIT(3) /* T4 minus T1 overflow */ #define IGC_PTM_STAT_ADJUST_1ST BIT(4) /* 1588 timer adjusted during 1st PTM cycle */ #define IGC_PTM_STAT_ADJUST_CYC BIT(5) /* 1588 timer adjusted during non-1st PTM cycle */ +#define IGC_PTM_STAT_ALL GENMASK(5, 0) /* Used to clear all status */ /* PCIe PTM Cycle Control */ #define IGC_PTM_CYCLE_CTRL_CYC_TIME(msec) ((msec) & 0x3ff) /* PTM Cycle Time (msec) */ diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 6ae2d0b723c8..082f78beeb4e 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -6725,6 +6725,7 @@ static int igc_probe(struct pci_dev *pdev, err_register: igc_release_hw_control(adapter); + igc_ptp_stop(adapter); err_eeprom: if (!igc_check_reset_block(hw)) igc_reset_phy(hw); diff --git a/drivers/net/ethernet/intel/igc/igc_ptp.c b/drivers/net/ethernet/intel/igc/igc_ptp.c index 14cd7f995280..8731e8f23494 100644 --- a/drivers/net/ethernet/intel/igc/igc_ptp.c +++ b/drivers/net/ethernet/intel/igc/igc_ptp.c @@ -844,45 +844,60 @@ static void igc_ptm_log_error(struct igc_adapter *adapter, u32 ptm_stat) } } +static void igc_ptm_trigger(struct igc_hw *hw) +{ + u32 ctrl; + + /* To "manually" start the PTM cycle we need to set the + * trigger (TRIG) bit + */ + ctrl = rd32(IGC_PTM_CTRL); + ctrl |= IGC_PTM_CTRL_TRIG; + wr32(IGC_PTM_CTRL, ctrl); + /* Perform flush after write to CTRL register otherwise + * transaction may not start + */ + wrfl(); +} + +static void igc_ptm_reset(struct igc_hw *hw) +{ + u32 ctrl; + + ctrl = rd32(IGC_PTM_CTRL); + ctrl &= ~IGC_PTM_CTRL_TRIG; + wr32(IGC_PTM_CTRL, ctrl); + /* Write to clear all status */ + wr32(IGC_PTM_STAT, IGC_PTM_STAT_ALL); +} + static int igc_phc_get_syncdevicetime(ktime_t *device, struct system_counterval_t *system, void *ctx) { - u32 stat, t2_curr_h, t2_curr_l, ctrl; struct igc_adapter *adapter = ctx; struct igc_hw *hw = &adapter->hw; + u32 stat, t2_curr_h, t2_curr_l; int err, count = 100; ktime_t t1, t2_curr; - /* Get a snapshot of system clocks to use as historic value. */ - ktime_get_snapshot(&adapter->snapshot); - + /* Doing this in a loop because in the event of a + * badly timed (ha!) system clock adjustment, we may + * get PTM errors from the PCI root, but these errors + * are transitory. Repeating the process returns valid + * data eventually. + */ do { - /* Doing this in a loop because in the event of a - * badly timed (ha!) system clock adjustment, we may - * get PTM errors from the PCI root, but these errors - * are transitory. Repeating the process returns valid - * data eventually. - */ + /* Get a snapshot of system clocks to use as historic value. */ + ktime_get_snapshot(&adapter->snapshot); - /* To "manually" start the PTM cycle we need to clear and - * then set again the TRIG bit. - */ - ctrl = rd32(IGC_PTM_CTRL); - ctrl &= ~IGC_PTM_CTRL_TRIG; - wr32(IGC_PTM_CTRL, ctrl); - ctrl |= IGC_PTM_CTRL_TRIG; - wr32(IGC_PTM_CTRL, ctrl); - - /* The cycle only starts "for real" when software notifies - * that it has read the registers, this is done by setting - * VALID bit. - */ - wr32(IGC_PTM_STAT, IGC_PTM_STAT_VALID); + igc_ptm_trigger(hw); err = readx_poll_timeout(rd32, IGC_PTM_STAT, stat, stat, IGC_PTM_STAT_SLEEP, IGC_PTM_STAT_TIMEOUT); + igc_ptm_reset(hw); + if (err < 0) { netdev_err(adapter->netdev, "Timeout reading IGC_PTM_STAT register\n"); return err; @@ -891,15 +906,7 @@ static int igc_phc_get_syncdevicetime(ktime_t *device, if ((stat & IGC_PTM_STAT_VALID) == IGC_PTM_STAT_VALID) break; - if (stat & ~IGC_PTM_STAT_VALID) { - /* An error occurred, log it. */ - igc_ptm_log_error(adapter, stat); - /* The STAT register is write-1-to-clear (W1C), - * so write the previous error status to clear it. - */ - wr32(IGC_PTM_STAT, stat); - continue; - } + igc_ptm_log_error(adapter, stat); } while (--count); if (!count) { @@ -1063,8 +1070,12 @@ void igc_ptp_suspend(struct igc_adapter *adapter) **/ void igc_ptp_stop(struct igc_adapter *adapter) { + if (!(adapter->ptp_flags & IGC_PTP_ENABLED)) + return; + igc_ptp_suspend(adapter); + adapter->ptp_flags &= ~IGC_PTP_ENABLED; if (adapter->ptp_clock) { ptp_clock_unregister(adapter->ptp_clock); netdev_info(adapter->netdev, "PHC removed\n"); @@ -1081,10 +1092,13 @@ void igc_ptp_stop(struct igc_adapter *adapter) void igc_ptp_reset(struct igc_adapter *adapter) { struct igc_hw *hw = &adapter->hw; - u32 cycle_ctrl, ctrl; + u32 cycle_ctrl, ctrl, stat; unsigned long flags; u32 timadj; + if (!(adapter->ptp_flags & IGC_PTP_ENABLED)) + return; + /* reset the tstamp_config */ igc_ptp_set_timestamp_mode(adapter, &adapter->tstamp_config); @@ -1116,14 +1130,19 @@ void igc_ptp_reset(struct igc_adapter *adapter) ctrl = IGC_PTM_CTRL_EN | IGC_PTM_CTRL_START_NOW | IGC_PTM_CTRL_SHRT_CYC(IGC_PTM_SHORT_CYC_DEFAULT) | - IGC_PTM_CTRL_PTM_TO(IGC_PTM_TIMEOUT_DEFAULT) | - IGC_PTM_CTRL_TRIG; + IGC_PTM_CTRL_PTM_TO(IGC_PTM_TIMEOUT_DEFAULT); wr32(IGC_PTM_CTRL, ctrl); /* Force the first cycle to run. */ - wr32(IGC_PTM_STAT, IGC_PTM_STAT_VALID); + igc_ptm_trigger(hw); + if (readx_poll_timeout_atomic(rd32, IGC_PTM_STAT, stat, + stat, IGC_PTM_STAT_SLEEP, + IGC_PTM_STAT_TIMEOUT)) + netdev_err(adapter->netdev, "Timeout reading IGC_PTM_STAT register\n"); + + igc_ptm_reset(hw); break; default: /* No work to do. */ diff --git a/drivers/net/ethernet/mediatek/mtk_star_emac.c b/drivers/net/ethernet/mediatek/mtk_star_emac.c index ad27749c0931..c42e9f741f95 100644 --- a/drivers/net/ethernet/mediatek/mtk_star_emac.c +++ b/drivers/net/ethernet/mediatek/mtk_star_emac.c @@ -1164,6 +1164,7 @@ static int mtk_star_tx_poll(struct napi_struct *napi, int budget) struct net_device *ndev = priv->ndev; unsigned int head = ring->head; unsigned int entry = ring->tail; + unsigned long flags; while (entry != head && count < (MTK_STAR_RING_NUM_DESCS - 1)) { ret = mtk_star_tx_complete_one(priv); @@ -1183,9 +1184,9 @@ static int mtk_star_tx_poll(struct napi_struct *napi, int budget) netif_wake_queue(ndev); if (napi_complete(napi)) { - spin_lock(&priv->lock); + spin_lock_irqsave(&priv->lock, flags); mtk_star_enable_dma_irq(priv, false, true); - spin_unlock(&priv->lock); + spin_unlock_irqrestore(&priv->lock, flags); } return 0; @@ -1342,16 +1343,16 @@ push_new_skb: static int mtk_star_rx_poll(struct napi_struct *napi, int budget) { struct mtk_star_priv *priv; + unsigned long flags; int work_done = 0; priv = container_of(napi, struct mtk_star_priv, rx_napi); work_done = mtk_star_rx(priv, budget); - if (work_done < budget) { - napi_complete_done(napi, work_done); - spin_lock(&priv->lock); + if (work_done < budget && napi_complete_done(napi, work_done)) { + spin_lock_irqsave(&priv->lock, flags); mtk_star_enable_dma_irq(priv, true, false); - spin_unlock(&priv->lock); + spin_unlock_irqrestore(&priv->lock, flags); } return work_done; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 433cdd0a2cf3..5237abbdcda1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -3320,7 +3320,9 @@ int esw_offloads_enable(struct mlx5_eswitch *esw) int err; mutex_init(&esw->offloads.termtbl_mutex); - mlx5_rdma_enable_roce(esw->dev); + err = mlx5_rdma_enable_roce(esw->dev); + if (err) + goto err_roce; err = mlx5_esw_host_number_init(esw); if (err) @@ -3378,6 +3380,7 @@ err_vport_metadata: esw_offloads_metadata_uninit(esw); err_metadata: mlx5_rdma_disable_roce(esw->dev); +err_roce: mutex_destroy(&esw->offloads.termtbl_mutex); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/rdma.c b/drivers/net/ethernet/mellanox/mlx5/core/rdma.c index 540cf05f6373..e61a4fa46d77 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/rdma.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/rdma.c @@ -130,8 +130,8 @@ static void mlx5_rdma_make_default_gid(struct mlx5_core_dev *dev, union ib_gid * static int mlx5_rdma_add_roce_addr(struct mlx5_core_dev *dev) { + u8 mac[ETH_ALEN] = {}; union ib_gid gid; - u8 mac[ETH_ALEN]; mlx5_rdma_make_default_gid(dev, &gid); return mlx5_core_roce_gid_set(dev, 0, @@ -152,17 +152,17 @@ void mlx5_rdma_disable_roce(struct mlx5_core_dev *dev) mlx5_nic_vport_disable_roce(dev); } -void mlx5_rdma_enable_roce(struct mlx5_core_dev *dev) +int mlx5_rdma_enable_roce(struct mlx5_core_dev *dev) { int err; if (!MLX5_CAP_GEN(dev, roce)) - return; + return 0; err = mlx5_nic_vport_enable_roce(dev); if (err) { mlx5_core_err(dev, "Failed to enable RoCE: %d\n", err); - return; + return err; } err = mlx5_rdma_add_roce_addr(dev); @@ -177,10 +177,11 @@ void mlx5_rdma_enable_roce(struct mlx5_core_dev *dev) goto del_roce_addr; } - return; + return err; del_roce_addr: mlx5_rdma_del_roce_addr(dev); disable_roce: mlx5_nic_vport_disable_roce(dev); + return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/rdma.h b/drivers/net/ethernet/mellanox/mlx5/core/rdma.h index 750cff2a71a4..3d9e76c3d42f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/rdma.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/rdma.h @@ -8,12 +8,12 @@ #ifdef CONFIG_MLX5_ESWITCH -void mlx5_rdma_enable_roce(struct mlx5_core_dev *dev); +int mlx5_rdma_enable_roce(struct mlx5_core_dev *dev); void mlx5_rdma_disable_roce(struct mlx5_core_dev *dev); #else /* CONFIG_MLX5_ESWITCH */ -static inline void mlx5_rdma_enable_roce(struct mlx5_core_dev *dev) {} +static inline int mlx5_rdma_enable_roce(struct mlx5_core_dev *dev) { return 0; } static inline void mlx5_rdma_disable_roce(struct mlx5_core_dev *dev) {} #endif /* CONFIG_MLX5_ESWITCH */ diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index 0b2eaed11072..2e69ba0143b1 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -1943,6 +1943,7 @@ static void lan743x_tx_frame_add_lso(struct lan743x_tx *tx, if (nr_frags <= 0) { tx->frame_data0 |= TX_DESC_DATA0_LS_; tx->frame_data0 |= TX_DESC_DATA0_IOC_; + tx->frame_last = tx->frame_first; } tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail]; tx_descriptor->data0 = cpu_to_le32(tx->frame_data0); @@ -2012,6 +2013,7 @@ static int lan743x_tx_frame_add_fragment(struct lan743x_tx *tx, tx->frame_first = 0; tx->frame_data0 = 0; tx->frame_tail = 0; + tx->frame_last = 0; return -ENOMEM; } @@ -2052,16 +2054,18 @@ static void lan743x_tx_frame_end(struct lan743x_tx *tx, TX_DESC_DATA0_DTYPE_DATA_) { tx->frame_data0 |= TX_DESC_DATA0_LS_; tx->frame_data0 |= TX_DESC_DATA0_IOC_; + tx->frame_last = tx->frame_tail; } - tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail]; - buffer_info = &tx->buffer_info[tx->frame_tail]; + tx_descriptor = &tx->ring_cpu_ptr[tx->frame_last]; + buffer_info = &tx->buffer_info[tx->frame_last]; buffer_info->skb = skb; if (time_stamp) buffer_info->flags |= TX_BUFFER_INFO_FLAG_TIMESTAMP_REQUESTED; if (ignore_sync) buffer_info->flags |= TX_BUFFER_INFO_FLAG_IGNORE_SYNC; + tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail]; tx_descriptor->data0 = cpu_to_le32(tx->frame_data0); tx->frame_tail = lan743x_tx_next_index(tx, tx->frame_tail); tx->last_tail = tx->frame_tail; diff --git a/drivers/net/ethernet/microchip/lan743x_main.h b/drivers/net/ethernet/microchip/lan743x_main.h index 92a5660b8820..c0d209f36188 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.h +++ b/drivers/net/ethernet/microchip/lan743x_main.h @@ -974,6 +974,7 @@ struct lan743x_tx { u32 frame_first; u32 frame_data0; u32 frame_tail; + u32 frame_last; struct lan743x_tx_buffer_info *buffer_info; diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 71dbdac38020..203cb4978544 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -416,9 +416,158 @@ static u16 ocelot_vlan_unaware_pvid(struct ocelot *ocelot, return VLAN_N_VID - bridge_num - 1; } +/** + * ocelot_update_vlan_reclassify_rule() - Make switch aware only to bridge VLAN TPID + * + * @ocelot: Switch private data structure + * @port: Index of ingress port + * + * IEEE 802.1Q-2018 clauses "5.5 C-VLAN component conformance" and "5.6 S-VLAN + * component conformance" suggest that a C-VLAN component should only recognize + * and filter on C-Tags, and an S-VLAN component should only recognize and + * process based on C-Tags. + * + * In Linux, as per commit 1a0b20b25732 ("Merge branch 'bridge-next'"), C-VLAN + * components are largely represented by a bridge with vlan_protocol 802.1Q, + * and S-VLAN components by a bridge with vlan_protocol 802.1ad. + * + * Currently the driver only offloads vlan_protocol 802.1Q, but the hardware + * design is non-conformant, because the switch assigns each frame to a VLAN + * based on an entirely different question, as detailed in figure "Basic VLAN + * Classification Flow" from its manual and reproduced below. + * + * Set TAG_TYPE, PCP, DEI, VID to port-default values in VLAN_CFG register + * if VLAN_AWARE_ENA[port] and frame has outer tag then: + * if VLAN_INNER_TAG_ENA[port] and frame has inner tag then: + * TAG_TYPE = (Frame.InnerTPID <> 0x8100) + * Set PCP, DEI, VID to values from inner VLAN header + * else: + * TAG_TYPE = (Frame.OuterTPID <> 0x8100) + * Set PCP, DEI, VID to values from outer VLAN header + * if VID == 0 then: + * VID = VLAN_CFG.VLAN_VID + * + * Summarized, the switch will recognize both 802.1Q and 802.1ad TPIDs as VLAN + * "with equal rights", and just set the TAG_TYPE bit to 0 (if 802.1Q) or to 1 + * (if 802.1ad). It will classify based on whichever of the tags is "outer", no + * matter what TPID that may have (or "inner", if VLAN_INNER_TAG_ENA[port]). + * + * In the VLAN Table, the TAG_TYPE information is not accessible - just the + * classified VID is - so it is as if each VLAN Table entry is for 2 VLANs: + * C-VLAN X, and S-VLAN X. + * + * Whereas the Linux bridge behavior is to only filter on frames with a TPID + * equal to the vlan_protocol, and treat everything else as VLAN-untagged. + * + * Consider an ingress packet tagged with 802.1ad VID=3 and 802.1Q VID=5, + * received on a bridge vlan_filtering=1 vlan_protocol=802.1Q port. This frame + * should be treated as 802.1Q-untagged, and classified to the PVID of that + * bridge port. Not to VID=3, and not to VID=5. + * + * The VCAP IS1 TCAM has everything we need to overwrite the choices made in + * the basic VLAN classification pipeline: it can match on TAG_TYPE in the key, + * and it can modify the classified VID in the action. Thus, for each port + * under a vlan_filtering bridge, we can insert a rule in VCAP IS1 lookup 0 to + * match on 802.1ad tagged frames and modify their classified VID to the 802.1Q + * PVID of the port. This effectively makes it appear to the outside world as + * if those packets were processed as VLAN-untagged. + * + * The rule needs to be updated each time the bridge PVID changes, and needs + * to be deleted if the bridge PVID is deleted, or if the port becomes + * VLAN-unaware. + */ +static int ocelot_update_vlan_reclassify_rule(struct ocelot *ocelot, int port) +{ + unsigned long cookie = OCELOT_VCAP_IS1_VLAN_RECLASSIFY(ocelot, port); + struct ocelot_vcap_block *block_vcap_is1 = &ocelot->block[VCAP_IS1]; + struct ocelot_port *ocelot_port = ocelot->ports[port]; + const struct ocelot_bridge_vlan *pvid_vlan; + struct ocelot_vcap_filter *filter; + int err, val, pcp, dei; + bool vid_replace_ena; + u16 vid; + + pvid_vlan = ocelot_port->pvid_vlan; + vid_replace_ena = ocelot_port->vlan_aware && pvid_vlan; + + filter = ocelot_vcap_block_find_filter_by_id(block_vcap_is1, cookie, + false); + if (!vid_replace_ena) { + /* If the reclassification filter doesn't need to exist, delete + * it if it was previously installed, and exit doing nothing + * otherwise. + */ + if (filter) + return ocelot_vcap_filter_del(ocelot, filter); + + return 0; + } + + /* The reclassification rule must apply. See if it already exists + * or if it must be created. + */ + + /* Treating as VLAN-untagged means using as classified VID equal to + * the bridge PVID, and PCP/DEI set to the port default QoS values. + */ + vid = pvid_vlan->vid; + val = ocelot_read_gix(ocelot, ANA_PORT_QOS_CFG, port); + pcp = ANA_PORT_QOS_CFG_QOS_DEFAULT_VAL_X(val); + dei = !!(val & ANA_PORT_QOS_CFG_DP_DEFAULT_VAL); + + if (filter) { + bool changed = false; + + /* Filter exists, just update it */ + if (filter->action.vid != vid) { + filter->action.vid = vid; + changed = true; + } + if (filter->action.pcp != pcp) { + filter->action.pcp = pcp; + changed = true; + } + if (filter->action.dei != dei) { + filter->action.dei = dei; + changed = true; + } + + if (!changed) + return 0; + + return ocelot_vcap_filter_replace(ocelot, filter); + } + + /* Filter doesn't exist, create it */ + filter = kzalloc(sizeof(*filter), GFP_KERNEL); + if (!filter) + return -ENOMEM; + + filter->key_type = OCELOT_VCAP_KEY_ANY; + filter->ingress_port_mask = BIT(port); + filter->vlan.tpid = OCELOT_VCAP_BIT_1; + filter->prio = 1; + filter->id.cookie = cookie; + filter->id.tc_offload = false; + filter->block_id = VCAP_IS1; + filter->type = OCELOT_VCAP_FILTER_OFFLOAD; + filter->lookup = 0; + filter->action.vid_replace_ena = true; + filter->action.pcp_dei_ena = true; + filter->action.vid = vid; + filter->action.pcp = pcp; + filter->action.dei = dei; + + err = ocelot_vcap_filter_add(ocelot, filter, NULL); + if (err) + kfree(filter); + + return err; +} + /* Default vlan to clasify for untagged frames (may be zero) */ -static void ocelot_port_set_pvid(struct ocelot *ocelot, int port, - const struct ocelot_bridge_vlan *pvid_vlan) +static int ocelot_port_set_pvid(struct ocelot *ocelot, int port, + const struct ocelot_bridge_vlan *pvid_vlan) { struct ocelot_port *ocelot_port = ocelot->ports[port]; u16 pvid = ocelot_vlan_unaware_pvid(ocelot, ocelot_port->bridge); @@ -438,15 +587,23 @@ static void ocelot_port_set_pvid(struct ocelot *ocelot, int port, * happens automatically), but also 802.1p traffic which gets * classified to VLAN 0, but that is always in our RX filter, so it * would get accepted were it not for this setting. + * + * Also, we only support the bridge 802.1Q VLAN protocol, so + * 802.1ad-tagged frames (carrying S-Tags) should be considered + * 802.1Q-untagged, and also dropped. */ if (!pvid_vlan && ocelot_port->vlan_aware) val = ANA_PORT_DROP_CFG_DROP_PRIO_S_TAGGED_ENA | - ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA; + ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA | + ANA_PORT_DROP_CFG_DROP_S_TAGGED_ENA; ocelot_rmw_gix(ocelot, val, ANA_PORT_DROP_CFG_DROP_PRIO_S_TAGGED_ENA | - ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA, + ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA | + ANA_PORT_DROP_CFG_DROP_S_TAGGED_ENA, ANA_PORT_DROP_CFG, port); + + return ocelot_update_vlan_reclassify_rule(ocelot, port); } static struct ocelot_bridge_vlan *ocelot_bridge_vlan_find(struct ocelot *ocelot, @@ -594,7 +751,10 @@ int ocelot_port_vlan_filtering(struct ocelot *ocelot, int port, ANA_PORT_VLAN_CFG_VLAN_POP_CNT_M, ANA_PORT_VLAN_CFG, port); - ocelot_port_set_pvid(ocelot, port, ocelot_port->pvid_vlan); + err = ocelot_port_set_pvid(ocelot, port, ocelot_port->pvid_vlan); + if (err) + return err; + ocelot_port_manage_port_tag(ocelot, port); return 0; @@ -633,6 +793,7 @@ EXPORT_SYMBOL(ocelot_vlan_prepare); int ocelot_vlan_add(struct ocelot *ocelot, int port, u16 vid, bool pvid, bool untagged) { + struct ocelot_port *ocelot_port = ocelot->ports[port]; int err; /* Ignore VID 0 added to our RX filter by the 8021q module, since @@ -647,9 +808,17 @@ int ocelot_vlan_add(struct ocelot *ocelot, int port, u16 vid, bool pvid, return err; /* Default ingress vlan classification */ - if (pvid) - ocelot_port_set_pvid(ocelot, port, - ocelot_bridge_vlan_find(ocelot, vid)); + if (pvid) { + err = ocelot_port_set_pvid(ocelot, port, + ocelot_bridge_vlan_find(ocelot, vid)); + if (err) + return err; + } else if (ocelot_port->pvid_vlan && + ocelot_bridge_vlan_find(ocelot, vid) == ocelot_port->pvid_vlan) { + err = ocelot_port_set_pvid(ocelot, port, NULL); + if (err) + return err; + } /* Untagged egress vlan clasification */ ocelot_port_manage_port_tag(ocelot, port); @@ -675,8 +844,11 @@ int ocelot_vlan_del(struct ocelot *ocelot, int port, u16 vid) return err; /* Ingress */ - if (del_pvid) - ocelot_port_set_pvid(ocelot, port, NULL); + if (del_pvid) { + err = ocelot_port_set_pvid(ocelot, port, NULL); + if (err) + return err; + } /* Egress */ ocelot_port_manage_port_tag(ocelot, port); @@ -2502,7 +2674,7 @@ int ocelot_port_set_default_prio(struct ocelot *ocelot, int port, u8 prio) ANA_PORT_QOS_CFG, port); - return 0; + return ocelot_update_vlan_reclassify_rule(ocelot, port); } EXPORT_SYMBOL_GPL(ocelot_port_set_default_prio); diff --git a/drivers/net/ethernet/mscc/ocelot_vcap.c b/drivers/net/ethernet/mscc/ocelot_vcap.c index 73cdec5ca6a3..5734b86aed5b 100644 --- a/drivers/net/ethernet/mscc/ocelot_vcap.c +++ b/drivers/net/ethernet/mscc/ocelot_vcap.c @@ -695,6 +695,7 @@ static void is1_entry_set(struct ocelot *ocelot, int ix, vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_L2_MC, filter->dmac_mc); vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_L2_BC, filter->dmac_bc); vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_VLAN_TAGGED, tag->tagged); + vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_TPID, tag->tpid); vcap_key_set(vcap, &data, VCAP_IS1_HK_VID, tag->vid.value, tag->vid.mask); vcap_key_set(vcap, &data, VCAP_IS1_HK_PCP, diff --git a/drivers/net/ethernet/vertexcom/mse102x.c b/drivers/net/ethernet/vertexcom/mse102x.c index 8f67c39f479e..060a566bc6aa 100644 --- a/drivers/net/ethernet/vertexcom/mse102x.c +++ b/drivers/net/ethernet/vertexcom/mse102x.c @@ -6,6 +6,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#include #include #include #include @@ -33,7 +34,7 @@ #define CMD_CTR (0x2 << CMD_SHIFT) #define CMD_MASK GENMASK(15, CMD_SHIFT) -#define LEN_MASK GENMASK(CMD_SHIFT - 1, 0) +#define LEN_MASK GENMASK(CMD_SHIFT - 2, 0) #define DET_CMD_LEN 4 #define DET_SOF_LEN 2 @@ -262,7 +263,7 @@ static int mse102x_tx_frame_spi(struct mse102x_net *mse, struct sk_buff *txp, } static int mse102x_rx_frame_spi(struct mse102x_net *mse, u8 *buff, - unsigned int frame_len) + unsigned int frame_len, bool drop) { struct mse102x_net_spi *mses = to_mse102x_spi(mse); struct spi_transfer *xfer = &mses->spi_xfer; @@ -280,6 +281,9 @@ static int mse102x_rx_frame_spi(struct mse102x_net *mse, u8 *buff, netdev_err(mse->ndev, "%s: spi_sync() failed: %d\n", __func__, ret); mse->stats.xfer_err++; + } else if (drop) { + netdev_dbg(mse->ndev, "%s: Drop frame\n", __func__); + ret = -EINVAL; } else if (*sof != cpu_to_be16(DET_SOF)) { netdev_dbg(mse->ndev, "%s: SPI start of frame is invalid (0x%04x)\n", __func__, *sof); @@ -307,6 +311,7 @@ static void mse102x_rx_pkt_spi(struct mse102x_net *mse) struct sk_buff *skb; unsigned int rxalign; unsigned int rxlen; + bool drop = false; __be16 rx = 0; u16 cmd_resp; u8 *rxpkt; @@ -329,7 +334,8 @@ static void mse102x_rx_pkt_spi(struct mse102x_net *mse) net_dbg_ratelimited("%s: Unexpected response (0x%04x)\n", __func__, cmd_resp); mse->stats.invalid_rts++; - return; + drop = true; + goto drop; } net_dbg_ratelimited("%s: Unexpected response to first CMD\n", @@ -337,12 +343,20 @@ static void mse102x_rx_pkt_spi(struct mse102x_net *mse) } rxlen = cmd_resp & LEN_MASK; - if (!rxlen) { - net_dbg_ratelimited("%s: No frame length defined\n", __func__); + if (rxlen < ETH_ZLEN || rxlen > VLAN_ETH_FRAME_LEN) { + net_dbg_ratelimited("%s: Invalid frame length: %d\n", __func__, + rxlen); mse->stats.invalid_len++; - return; + drop = true; } + /* In case of a invalid CMD_RTS, the frame must be consumed anyway. + * So assume the maximum possible frame length. + */ +drop: + if (drop) + rxlen = VLAN_ETH_FRAME_LEN; + rxalign = ALIGN(rxlen + DET_SOF_LEN + DET_DFT_LEN, 4); skb = netdev_alloc_skb_ip_align(mse->ndev, rxalign); if (!skb) @@ -353,7 +367,7 @@ static void mse102x_rx_pkt_spi(struct mse102x_net *mse) * They are copied, but ignored. */ rxpkt = skb_put(skb, rxlen) - DET_SOF_LEN; - if (mse102x_rx_frame_spi(mse, rxpkt, rxlen)) { + if (mse102x_rx_frame_spi(mse, rxpkt, rxlen, drop)) { mse->ndev->stats.rx_errors++; dev_kfree_skb(skb); return; @@ -509,6 +523,7 @@ static irqreturn_t mse102x_irq(int irq, void *_mse) static int mse102x_net_open(struct net_device *ndev) { struct mse102x_net *mse = netdev_priv(ndev); + struct mse102x_net_spi *mses = to_mse102x_spi(mse); int ret; ret = request_threaded_irq(ndev->irq, NULL, mse102x_irq, IRQF_ONESHOT, @@ -524,6 +539,13 @@ static int mse102x_net_open(struct net_device *ndev) netif_carrier_on(ndev); + /* The SPI interrupt can stuck in case of pending packet(s). + * So poll for possible packet(s) to re-arm the interrupt. + */ + mutex_lock(&mses->lock); + mse102x_rx_pkt_spi(mse); + mutex_unlock(&mses->lock); + netif_dbg(mse, ifup, ndev, "network device up\n"); return 0; diff --git a/drivers/net/phy/microchip.c b/drivers/net/phy/microchip.c index 0b88635f4fbc..623607fd2cef 100644 --- a/drivers/net/phy/microchip.c +++ b/drivers/net/phy/microchip.c @@ -31,47 +31,6 @@ static int lan88xx_write_page(struct phy_device *phydev, int page) return __phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS, page); } -static int lan88xx_phy_config_intr(struct phy_device *phydev) -{ - int rc; - - if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { - /* unmask all source and clear them before enable */ - rc = phy_write(phydev, LAN88XX_INT_MASK, 0x7FFF); - rc = phy_read(phydev, LAN88XX_INT_STS); - rc = phy_write(phydev, LAN88XX_INT_MASK, - LAN88XX_INT_MASK_MDINTPIN_EN_ | - LAN88XX_INT_MASK_LINK_CHANGE_); - } else { - rc = phy_write(phydev, LAN88XX_INT_MASK, 0); - if (rc) - return rc; - - /* Ack interrupts after they have been disabled */ - rc = phy_read(phydev, LAN88XX_INT_STS); - } - - return rc < 0 ? rc : 0; -} - -static irqreturn_t lan88xx_handle_interrupt(struct phy_device *phydev) -{ - int irq_status; - - irq_status = phy_read(phydev, LAN88XX_INT_STS); - if (irq_status < 0) { - phy_error(phydev); - return IRQ_NONE; - } - - if (!(irq_status & LAN88XX_INT_STS_LINK_CHANGE_)) - return IRQ_NONE; - - phy_trigger_machine(phydev); - - return IRQ_HANDLED; -} - static int lan88xx_suspend(struct phy_device *phydev) { struct lan88xx_priv *priv = phydev->priv; @@ -392,8 +351,9 @@ static struct phy_driver microchip_phy_driver[] = { .config_aneg = lan88xx_config_aneg, .link_change_notify = lan88xx_link_change_notify, - .config_intr = lan88xx_phy_config_intr, - .handle_interrupt = lan88xx_handle_interrupt, + /* Interrupt handling is broken, do not define related + * functions to force polling. + */ .suspend = lan88xx_suspend, .resume = genphy_resume, diff --git a/drivers/net/phy/phy_led_triggers.c b/drivers/net/phy/phy_led_triggers.c index f550576eb9da..6f9d8da76c4d 100644 --- a/drivers/net/phy/phy_led_triggers.c +++ b/drivers/net/phy/phy_led_triggers.c @@ -91,9 +91,8 @@ int phy_led_triggers_register(struct phy_device *phy) if (!phy->phy_num_led_triggers) return 0; - phy->led_link_trigger = devm_kzalloc(&phy->mdio.dev, - sizeof(*phy->led_link_trigger), - GFP_KERNEL); + phy->led_link_trigger = kzalloc(sizeof(*phy->led_link_trigger), + GFP_KERNEL); if (!phy->led_link_trigger) { err = -ENOMEM; goto out_clear; @@ -103,10 +102,9 @@ int phy_led_triggers_register(struct phy_device *phy) if (err) goto out_free_link; - phy->phy_led_triggers = devm_kcalloc(&phy->mdio.dev, - phy->phy_num_led_triggers, - sizeof(struct phy_led_trigger), - GFP_KERNEL); + phy->phy_led_triggers = kcalloc(phy->phy_num_led_triggers, + sizeof(struct phy_led_trigger), + GFP_KERNEL); if (!phy->phy_led_triggers) { err = -ENOMEM; goto out_unreg_link; @@ -127,11 +125,11 @@ int phy_led_triggers_register(struct phy_device *phy) out_unreg: while (i--) phy_led_trigger_unregister(&phy->phy_led_triggers[i]); - devm_kfree(&phy->mdio.dev, phy->phy_led_triggers); + kfree(phy->phy_led_triggers); out_unreg_link: phy_led_trigger_unregister(phy->led_link_trigger); out_free_link: - devm_kfree(&phy->mdio.dev, phy->led_link_trigger); + kfree(phy->led_link_trigger); phy->led_link_trigger = NULL; out_clear: phy->phy_num_led_triggers = 0; @@ -145,8 +143,13 @@ void phy_led_triggers_unregister(struct phy_device *phy) for (i = 0; i < phy->phy_num_led_triggers; i++) phy_led_trigger_unregister(&phy->phy_led_triggers[i]); + kfree(phy->phy_led_triggers); + phy->phy_led_triggers = NULL; - if (phy->led_link_trigger) + if (phy->led_link_trigger) { phy_led_trigger_unregister(phy->led_link_trigger); + kfree(phy->led_link_trigger); + phy->led_link_trigger = NULL; + } } EXPORT_SYMBOL_GPL(phy_led_triggers_unregister); diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c index 94ef6f9ca510..fb533c43deee 100644 --- a/drivers/net/ppp/ppp_synctty.c +++ b/drivers/net/ppp/ppp_synctty.c @@ -515,6 +515,11 @@ ppp_sync_txmunge(struct syncppp *ap, struct sk_buff *skb) unsigned char *data; int islcp; + /* Ensure we can safely access protocol field and LCP code */ + if (!pskb_may_pull(skb, 3)) { + kfree_skb(skb); + return NULL; + } data = skb->data; proto = get_unaligned_be16(data); diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c index bb0bf1415872..7b3739b29c8f 100644 --- a/drivers/net/usb/rndis_host.c +++ b/drivers/net/usb/rndis_host.c @@ -630,16 +630,6 @@ static const struct driver_info zte_rndis_info = { .tx_fixup = rndis_tx_fixup, }; -static const struct driver_info wwan_rndis_info = { - .description = "Mobile Broadband RNDIS device", - .flags = FLAG_WWAN | FLAG_POINTTOPOINT | FLAG_FRAMING_RN | FLAG_NO_SETINT, - .bind = rndis_bind, - .unbind = rndis_unbind, - .status = rndis_status, - .rx_fixup = rndis_rx_fixup, - .tx_fixup = rndis_tx_fixup, -}; - /*-------------------------------------------------------------------------*/ static const struct usb_device_id products [] = { @@ -676,11 +666,9 @@ static const struct usb_device_id products [] = { USB_INTERFACE_INFO(USB_CLASS_WIRELESS_CONTROLLER, 1, 3), .driver_info = (unsigned long) &rndis_info, }, { - /* Mobile Broadband Modem, seen in Novatel Verizon USB730L and - * Telit FN990A (RNDIS) - */ + /* Novatel Verizon USB730L */ USB_INTERFACE_INFO(USB_CLASS_MISC, 4, 1), - .driver_info = (unsigned long)&wwan_rndis_info, + .driver_info = (unsigned long) &rndis_info, }, { }, // END }; diff --git a/drivers/net/vxlan/vxlan_vnifilter.c b/drivers/net/vxlan/vxlan_vnifilter.c index 1ffc00e27080..c6d4fae958ca 100644 --- a/drivers/net/vxlan/vxlan_vnifilter.c +++ b/drivers/net/vxlan/vxlan_vnifilter.c @@ -627,7 +627,11 @@ static void vxlan_vni_delete_group(struct vxlan_dev *vxlan, * default dst remote_ip previously added for this vni */ if (!vxlan_addr_any(&vninode->remote_ip) || - !vxlan_addr_any(&dst->remote_ip)) + !vxlan_addr_any(&dst->remote_ip)) { + u32 hash_index = fdb_head_index(vxlan, all_zeros_mac, + vninode->vni); + + spin_lock_bh(&vxlan->hash_lock[hash_index]); __vxlan_fdb_delete(vxlan, all_zeros_mac, (vxlan_addr_any(&vninode->remote_ip) ? dst->remote_ip : vninode->remote_ip), @@ -635,6 +639,8 @@ static void vxlan_vni_delete_group(struct vxlan_dev *vxlan, vninode->vni, vninode->vni, dst->remote_ifindex, true); + spin_unlock_bh(&vxlan->hash_lock[hash_index]); + } if (vxlan->dev->flags & IFF_UP) { if (vxlan_addr_multicast(&vninode->remote_ip) && diff --git a/drivers/net/wireless/atmel/at76c50x-usb.c b/drivers/net/wireless/atmel/at76c50x-usb.c index 24e609c1f523..4a15c22cf348 100644 --- a/drivers/net/wireless/atmel/at76c50x-usb.c +++ b/drivers/net/wireless/atmel/at76c50x-usb.c @@ -2553,7 +2553,7 @@ static void at76_disconnect(struct usb_interface *interface) wiphy_info(priv->hw->wiphy, "disconnecting\n"); at76_delete_device(priv); - usb_put_dev(priv->udev); + usb_put_dev(interface_to_usbdev(interface)); dev_info(&interface->dev, "disconnected\n"); } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c index 85e18fb9c497..92b0839970c2 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c @@ -903,14 +903,16 @@ brcmf_usb_dl_writeimage(struct brcmf_usbdev_info *devinfo, u8 *fw, int fwlen) } /* 1) Prepare USB boot loader for runtime image */ - brcmf_usb_dl_cmd(devinfo, DL_START, &state, sizeof(state)); + err = brcmf_usb_dl_cmd(devinfo, DL_START, &state, sizeof(state)); + if (err) + goto fail; rdlstate = le32_to_cpu(state.state); rdlbytes = le32_to_cpu(state.bytes); /* 2) Check we are in the Waiting state */ if (rdlstate != DL_WAITING) { - brcmf_err("Failed to DL_START\n"); + brcmf_err("Invalid DL state: %u\n", rdlstate); err = -EINVAL; goto fail; } diff --git a/drivers/net/wireless/mediatek/mt76/eeprom.c b/drivers/net/wireless/mediatek/mt76/eeprom.c index 0a88048b8976..d35f31378ac1 100644 --- a/drivers/net/wireless/mediatek/mt76/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/eeprom.c @@ -90,6 +90,10 @@ int mt76_get_of_eeprom(struct mt76_dev *dev, void *eep, int offset, int len) #ifdef CONFIG_NL80211_TESTMODE dev->test_mtd.name = devm_kstrdup(dev->dev, part, GFP_KERNEL); + if (!dev->test_mtd.name) { + ret = -ENOMEM; + goto out_put_node; + } dev->test_mtd.offset = offset; #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c index 55068f3252ef..d80430999219 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c @@ -21,6 +21,7 @@ static const struct usb_device_id mt76x2u_device_table[] = { { USB_DEVICE(0x0846, 0x9053) }, /* Netgear A6210 */ { USB_DEVICE(0x045e, 0x02e6) }, /* XBox One Wireless Adapter */ { USB_DEVICE(0x045e, 0x02fe) }, /* XBox One Wireless Adapter */ + { USB_DEVICE(0x2357, 0x0137) }, /* TP-Link TL-WDN6200 */ { }, }; diff --git a/drivers/net/wireless/purelifi/plfxlc/mac.c b/drivers/net/wireless/purelifi/plfxlc/mac.c index 87a4ff888ddd..70d6f5244e5e 100644 --- a/drivers/net/wireless/purelifi/plfxlc/mac.c +++ b/drivers/net/wireless/purelifi/plfxlc/mac.c @@ -103,7 +103,6 @@ int plfxlc_mac_init_hw(struct ieee80211_hw *hw) void plfxlc_mac_release(struct plfxlc_mac *mac) { plfxlc_chip_release(&mac->chip); - lockdep_assert_held(&mac->lock); } int plfxlc_op_start(struct ieee80211_hw *hw) diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 4620a0d5c77b..7c390c2c608d 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -2146,7 +2146,7 @@ void rtw_core_deinit(struct rtw_dev *rtwdev) destroy_workqueue(rtwdev->tx_wq); spin_lock_irqsave(&rtwdev->tx_report.q_lock, flags); - skb_queue_purge(&rtwdev->tx_report.queue); + ieee80211_purge_tx_queue(rtwdev->hw, &rtwdev->tx_report.queue); skb_queue_purge(&rtwdev->coex.queue); spin_unlock_irqrestore(&rtwdev->tx_report.q_lock, flags); diff --git a/drivers/net/wireless/realtek/rtw88/tx.c b/drivers/net/wireless/realtek/rtw88/tx.c index ab39245e9c2f..05e6911a4044 100644 --- a/drivers/net/wireless/realtek/rtw88/tx.c +++ b/drivers/net/wireless/realtek/rtw88/tx.c @@ -169,7 +169,7 @@ void rtw_tx_report_purge_timer(struct timer_list *t) rtw_warn(rtwdev, "failed to get tx report from firmware\n"); spin_lock_irqsave(&tx_report->q_lock, flags); - skb_queue_purge(&tx_report->queue); + ieee80211_purge_tx_queue(rtwdev->hw, &tx_report->queue); spin_unlock_irqrestore(&tx_report->q_lock, flags); } diff --git a/drivers/net/wireless/ti/wl1251/tx.c b/drivers/net/wireless/ti/wl1251/tx.c index e9dc3c72bb11..06dc74cc6cb5 100644 --- a/drivers/net/wireless/ti/wl1251/tx.c +++ b/drivers/net/wireless/ti/wl1251/tx.c @@ -342,8 +342,10 @@ void wl1251_tx_work(struct work_struct *work) while ((skb = skb_dequeue(&wl->tx_queue))) { if (!woken_up) { ret = wl1251_ps_elp_wakeup(wl); - if (ret < 0) + if (ret < 0) { + skb_queue_head(&wl->tx_queue, skb); goto out; + } woken_up = true; } diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 8425226c09f0..69ef50fb2e1b 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -985,20 +985,27 @@ static u32 xennet_run_xdp(struct netfront_queue *queue, struct page *pdata, act = bpf_prog_run_xdp(prog, xdp); switch (act) { case XDP_TX: - get_page(pdata); xdpf = xdp_convert_buff_to_frame(xdp); - err = xennet_xdp_xmit(queue->info->netdev, 1, &xdpf, 0); - if (unlikely(!err)) - xdp_return_frame_rx_napi(xdpf); - else if (unlikely(err < 0)) + if (unlikely(!xdpf)) { trace_xdp_exception(queue->info->netdev, prog, act); + break; + } + get_page(pdata); + err = xennet_xdp_xmit(queue->info->netdev, 1, &xdpf, 0); + if (unlikely(err <= 0)) { + if (err < 0) + trace_xdp_exception(queue->info->netdev, prog, act); + xdp_return_frame_rx_napi(xdpf); + } break; case XDP_REDIRECT: get_page(pdata); err = xdp_do_redirect(queue->info->netdev, xdp, prog); *need_xdp_flush = true; - if (unlikely(err)) + if (unlikely(err)) { trace_xdp_exception(queue->info->netdev, prog, act); + xdp_return_buff(xdp); + } break; case XDP_PASS: case XDP_DROP: diff --git a/drivers/ntb/hw/amd/ntb_hw_amd.c b/drivers/ntb/hw/amd/ntb_hw_amd.c index 730f2103b91d..9c8dd5dea273 100644 --- a/drivers/ntb/hw/amd/ntb_hw_amd.c +++ b/drivers/ntb/hw/amd/ntb_hw_amd.c @@ -1323,6 +1323,7 @@ static const struct pci_device_id amd_ntb_pci_tbl[] = { { PCI_VDEVICE(AMD, 0x148b), (kernel_ulong_t)&dev_data[1] }, { PCI_VDEVICE(AMD, 0x14c0), (kernel_ulong_t)&dev_data[1] }, { PCI_VDEVICE(AMD, 0x14c3), (kernel_ulong_t)&dev_data[1] }, + { PCI_VDEVICE(AMD, 0x155a), (kernel_ulong_t)&dev_data[1] }, { PCI_VDEVICE(HYGON, 0x145b), (kernel_ulong_t)&dev_data[0] }, { 0, } }; diff --git a/drivers/ntb/hw/idt/ntb_hw_idt.c b/drivers/ntb/hw/idt/ntb_hw_idt.c index 51799fccf840..6f7620b15303 100644 --- a/drivers/ntb/hw/idt/ntb_hw_idt.c +++ b/drivers/ntb/hw/idt/ntb_hw_idt.c @@ -1041,7 +1041,7 @@ static inline char *idt_get_mw_name(enum idt_mw_type mw_type) static struct idt_mw_cfg *idt_scan_mws(struct idt_ntb_dev *ndev, int port, unsigned char *mw_cnt) { - struct idt_mw_cfg mws[IDT_MAX_NR_MWS], *ret_mws; + struct idt_mw_cfg *mws; const struct idt_ntb_bar *bars; enum idt_mw_type mw_type; unsigned char widx, bidx, en_cnt; @@ -1049,6 +1049,11 @@ static struct idt_mw_cfg *idt_scan_mws(struct idt_ntb_dev *ndev, int port, int aprt_size; u32 data; + mws = devm_kcalloc(&ndev->ntb.pdev->dev, IDT_MAX_NR_MWS, + sizeof(*mws), GFP_KERNEL); + if (!mws) + return ERR_PTR(-ENOMEM); + /* Retrieve the array of the BARs registers */ bars = portdata_tbl[port].bars; @@ -1103,16 +1108,7 @@ static struct idt_mw_cfg *idt_scan_mws(struct idt_ntb_dev *ndev, int port, } } - /* Allocate memory for memory window descriptors */ - ret_mws = devm_kcalloc(&ndev->ntb.pdev->dev, *mw_cnt, sizeof(*ret_mws), - GFP_KERNEL); - if (!ret_mws) - return ERR_PTR(-ENOMEM); - - /* Copy the info of detected memory windows */ - memcpy(ret_mws, mws, (*mw_cnt)*sizeof(*ret_mws)); - - return ret_mws; + return mws; } /* diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index 5b25260e5925..43b387ba9eb1 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -1351,7 +1351,7 @@ static int ntb_transport_probe(struct ntb_client *self, struct ntb_dev *ndev) qp_count = ilog2(qp_bitmap); if (nt->use_msi) { qp_count -= 1; - nt->msi_db_mask = 1 << qp_count; + nt->msi_db_mask = BIT_ULL(qp_count); ntb_db_clear_mask(ndev, nt->msi_db_mask); } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 1261c5eec012..ca20afb3d94c 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -4704,6 +4704,15 @@ static void nvme_scan_work(struct work_struct *work) if (nvme_scan_ns_list(ctrl) != 0) nvme_scan_ns_sequential(ctrl); mutex_unlock(&ctrl->scan_lock); + + /* Requeue if we have missed AENs */ + if (test_bit(NVME_AER_NOTICE_NS_CHANGED, &ctrl->events)) + nvme_queue_scan(ctrl); +#ifdef CONFIG_NVME_MULTIPATH + else if (ctrl->ana_log_buf) + /* Re-read the ANA log page to not miss updates */ + queue_work(nvme_wq, &ctrl->ana_work); +#endif } /* diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 6dd19322c7f8..4e1b91c0416b 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1686,7 +1686,7 @@ static void __nvme_tcp_stop_queue(struct nvme_tcp_queue *queue) cancel_work_sync(&queue->io_work); } -static void nvme_tcp_stop_queue(struct nvme_ctrl *nctrl, int qid) +static void nvme_tcp_stop_queue_nowait(struct nvme_ctrl *nctrl, int qid) { struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); struct nvme_tcp_queue *queue = &ctrl->queues[qid]; @@ -1700,6 +1700,31 @@ static void nvme_tcp_stop_queue(struct nvme_ctrl *nctrl, int qid) mutex_unlock(&queue->queue_lock); } +static void nvme_tcp_wait_queue(struct nvme_ctrl *nctrl, int qid) +{ + struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); + struct nvme_tcp_queue *queue = &ctrl->queues[qid]; + int timeout = 100; + + while (timeout > 0) { + if (!test_bit(NVME_TCP_Q_ALLOCATED, &queue->flags) || + !sk_wmem_alloc_get(queue->sock->sk)) + return; + msleep(2); + timeout -= 2; + } + dev_warn(nctrl->device, + "qid %d: timeout draining sock wmem allocation expired\n", + qid); +} + +static void nvme_tcp_stop_queue(struct nvme_ctrl *nctrl, int qid) +{ + nvme_tcp_stop_queue_nowait(nctrl, qid); + nvme_tcp_wait_queue(nctrl, qid); +} + + static void nvme_tcp_setup_sock_ops(struct nvme_tcp_queue *queue) { write_lock_bh(&queue->sock->sk->sk_callback_lock); @@ -1766,7 +1791,9 @@ static void nvme_tcp_stop_io_queues(struct nvme_ctrl *ctrl) int i; for (i = 1; i < ctrl->queue_count; i++) - nvme_tcp_stop_queue(ctrl, i); + nvme_tcp_stop_queue_nowait(ctrl, i); + for (i = 1; i < ctrl->queue_count; i++) + nvme_tcp_wait_queue(ctrl, i); } static int nvme_tcp_start_io_queues(struct nvme_ctrl *ctrl, diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c index 8a02ed63b156..570c58d2b5a5 100644 --- a/drivers/nvme/target/fc.c +++ b/drivers/nvme/target/fc.c @@ -173,20 +173,6 @@ struct nvmet_fc_tgt_assoc { struct rcu_head rcu; }; - -static inline int -nvmet_fc_iodnum(struct nvmet_fc_ls_iod *iodptr) -{ - return (iodptr - iodptr->tgtport->iod); -} - -static inline int -nvmet_fc_fodnum(struct nvmet_fc_fcp_iod *fodptr) -{ - return (fodptr - fodptr->queue->fod); -} - - /* * Association and Connection IDs: * @@ -1044,33 +1030,24 @@ nvmet_fc_alloc_hostport(struct nvmet_fc_tgtport *tgtport, void *hosthandle) struct nvmet_fc_hostport *newhost, *match = NULL; unsigned long flags; + /* + * Caller holds a reference on tgtport. + */ + /* if LLDD not implemented, leave as NULL */ if (!hosthandle) return NULL; - /* - * take reference for what will be the newly allocated hostport if - * we end up using a new allocation - */ - if (!nvmet_fc_tgtport_get(tgtport)) - return ERR_PTR(-EINVAL); - spin_lock_irqsave(&tgtport->lock, flags); match = nvmet_fc_match_hostport(tgtport, hosthandle); spin_unlock_irqrestore(&tgtport->lock, flags); - if (match) { - /* no new allocation - release reference */ - nvmet_fc_tgtport_put(tgtport); + if (match) return match; - } newhost = kzalloc(sizeof(*newhost), GFP_KERNEL); - if (!newhost) { - /* no new allocation - release reference */ - nvmet_fc_tgtport_put(tgtport); + if (!newhost) return ERR_PTR(-ENOMEM); - } spin_lock_irqsave(&tgtport->lock, flags); match = nvmet_fc_match_hostport(tgtport, hosthandle); @@ -1079,6 +1056,7 @@ nvmet_fc_alloc_hostport(struct nvmet_fc_tgtport *tgtport, void *hosthandle) kfree(newhost); newhost = match; } else { + nvmet_fc_tgtport_get(tgtport); newhost->tgtport = tgtport; newhost->hosthandle = hosthandle; INIT_LIST_HEAD(&newhost->host_list); @@ -1113,7 +1091,8 @@ static void nvmet_fc_schedule_delete_assoc(struct nvmet_fc_tgt_assoc *assoc) { nvmet_fc_tgtport_get(assoc->tgtport); - queue_work(nvmet_wq, &assoc->del_work); + if (!queue_work(nvmet_wq, &assoc->del_work)) + nvmet_fc_tgtport_put(assoc->tgtport); } static struct nvmet_fc_tgt_assoc * diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c index f5b8442b653d..787dfb3859a0 100644 --- a/drivers/nvme/target/fcloop.c +++ b/drivers/nvme/target/fcloop.c @@ -478,7 +478,7 @@ fcloop_t2h_xmt_ls_rsp(struct nvme_fc_local_port *localport, if (targetport) { tport = targetport->private; spin_lock(&tport->lock); - list_add_tail(&tport->ls_list, &tls_req->ls_list); + list_add_tail(&tls_req->ls_list, &tport->ls_list); spin_unlock(&tport->lock); queue_work(nvmet_wq, &tport->ls_work); } diff --git a/drivers/of/device.c b/drivers/of/device.c index ce225d2590b5..91d92bfe5735 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -264,14 +264,15 @@ static ssize_t of_device_get_modalias(struct device *dev, char *str, ssize_t len csize = snprintf(str, len, "of:N%pOFn%c%s", dev->of_node, 'T', of_node_get_device_type(dev->of_node)); tsize = csize; + if (csize >= len) + csize = len > 0 ? len - 1 : 0; len -= csize; - if (str) - str += csize; + str += csize; of_property_for_each_string(dev->of_node, "compatible", p, compat) { csize = strlen(compat) + 1; tsize += csize; - if (csize > len) + if (csize >= len) continue; csize = snprintf(str, len, "C%s", compat); diff --git a/drivers/of/irq.c b/drivers/of/irq.c index 8d77566eae1a..24e2273b9df2 100644 --- a/drivers/of/irq.c +++ b/drivers/of/irq.c @@ -16,6 +16,7 @@ #define pr_fmt(fmt) "OF: " fmt +#include #include #include #include @@ -38,11 +39,15 @@ unsigned int irq_of_parse_and_map(struct device_node *dev, int index) { struct of_phandle_args oirq; + unsigned int ret; if (of_irq_parse_one(dev, index, &oirq)) return 0; - return irq_create_of_mapping(&oirq); + ret = irq_create_of_mapping(&oirq); + of_node_put(oirq.np); + + return ret; } EXPORT_SYMBOL_GPL(irq_of_parse_and_map); @@ -165,6 +170,8 @@ const __be32 *of_irq_parse_imap_parent(const __be32 *imap, int len, struct of_ph * the specifier for each map, and then returns the translated map. * * Return: 0 on success and a negative number on error + * + * Note: refcount of node @out_irq->np is increased by 1 on success. */ int of_irq_parse_raw(const __be32 *addr, struct of_phandle_args *out_irq) { @@ -310,6 +317,12 @@ int of_irq_parse_raw(const __be32 *addr, struct of_phandle_args *out_irq) addrsize = (imap - match_array) - intsize; if (ipar == newpar) { + /* + * We got @ipar's refcount, but the refcount was + * gotten again by of_irq_parse_imap_parent() via its + * alias @newpar. + */ + of_node_put(ipar); pr_debug("%pOF interrupt-map entry to self\n", ipar); return 0; } @@ -339,10 +352,12 @@ EXPORT_SYMBOL_GPL(of_irq_parse_raw); * This function resolves an interrupt for a node by walking the interrupt tree, * finding which interrupt controller node it is attached to, and returning the * interrupt specifier that can be used to retrieve a Linux IRQ number. + * + * Note: refcount of node @out_irq->np is increased by 1 on success. */ int of_irq_parse_one(struct device_node *device, int index, struct of_phandle_args *out_irq) { - struct device_node *p; + struct device_node __free(device_node) *p = NULL; const __be32 *addr; u32 intsize; int i, res, addr_len; @@ -367,41 +382,33 @@ int of_irq_parse_one(struct device_node *device, int index, struct of_phandle_ar /* Try the new-style interrupts-extended first */ res = of_parse_phandle_with_args(device, "interrupts-extended", "#interrupt-cells", index, out_irq); - if (!res) - return of_irq_parse_raw(addr_buf, out_irq); + if (!res) { + p = out_irq->np; + } else { + /* Look for the interrupt parent. */ + p = of_irq_find_parent(device); + /* Get size of interrupt specifier */ + if (!p || of_property_read_u32(p, "#interrupt-cells", &intsize)) + return -EINVAL; - /* Look for the interrupt parent. */ - p = of_irq_find_parent(device); - if (p == NULL) - return -EINVAL; + pr_debug(" parent=%pOF, intsize=%d\n", p, intsize); - /* Get size of interrupt specifier */ - if (of_property_read_u32(p, "#interrupt-cells", &intsize)) { - res = -EINVAL; - goto out; + /* Copy intspec into irq structure */ + out_irq->np = p; + out_irq->args_count = intsize; + for (i = 0; i < intsize; i++) { + res = of_property_read_u32_index(device, "interrupts", + (index * intsize) + i, + out_irq->args + i); + if (res) + return res; + } + + pr_debug(" intspec=%d\n", *out_irq->args); } - pr_debug(" parent=%pOF, intsize=%d\n", p, intsize); - - /* Copy intspec into irq structure */ - out_irq->np = p; - out_irq->args_count = intsize; - for (i = 0; i < intsize; i++) { - res = of_property_read_u32_index(device, "interrupts", - (index * intsize) + i, - out_irq->args + i); - if (res) - goto out; - } - - pr_debug(" intspec=%d\n", *out_irq->args); - - /* Check if there are any interrupt-map translations to process */ - res = of_irq_parse_raw(addr_buf, out_irq); - out: - of_node_put(p); - return res; + return of_irq_parse_raw(addr_buf, out_irq); } EXPORT_SYMBOL_GPL(of_irq_parse_one); @@ -500,8 +507,10 @@ int of_irq_count(struct device_node *dev) struct of_phandle_args irq; int nr = 0; - while (of_irq_parse_one(dev, nr, &irq) == 0) + while (of_irq_parse_one(dev, nr, &irq) == 0) { + of_node_put(irq.np); nr++; + } return nr; } @@ -618,6 +627,8 @@ void __init of_irq_init(const struct of_device_id *matches) __func__, desc->dev, desc->dev, desc->interrupt_parent); of_node_clear_flag(desc->dev, OF_POPULATED); + of_node_put(desc->interrupt_parent); + of_node_put(desc->dev); kfree(desc); continue; } @@ -648,6 +659,7 @@ void __init of_irq_init(const struct of_device_id *matches) err: list_for_each_entry_safe(desc, temp_desc, &intc_desc_list, list) { list_del(&desc->list); + of_node_put(desc->interrupt_parent); of_node_put(desc->dev); kfree(desc); } diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c index b278ab4338ce..d5c1b2a126a5 100644 --- a/drivers/of/resolver.c +++ b/drivers/of/resolver.c @@ -262,25 +262,22 @@ static int adjust_local_phandle_references(struct device_node *local_fixups, */ int of_resolve_phandles(struct device_node *overlay) { - struct device_node *child, *local_fixups, *refnode; - struct device_node *tree_symbols, *overlay_fixups; + struct device_node *child, *refnode; + struct device_node *overlay_fixups; + struct device_node __free(device_node) *local_fixups = NULL; struct property *prop; const char *refpath; phandle phandle, phandle_delta; int err; - tree_symbols = NULL; - if (!overlay) { pr_err("null overlay\n"); - err = -EINVAL; - goto out; + return -EINVAL; } if (!of_node_check_flag(overlay, OF_DETACHED)) { pr_err("overlay not detached\n"); - err = -EINVAL; - goto out; + return -EINVAL; } phandle_delta = live_tree_max_phandle() + 1; @@ -292,7 +289,7 @@ int of_resolve_phandles(struct device_node *overlay) err = adjust_local_phandle_references(local_fixups, overlay, phandle_delta); if (err) - goto out; + return err; overlay_fixups = NULL; @@ -301,16 +298,13 @@ int of_resolve_phandles(struct device_node *overlay) overlay_fixups = child; } - if (!overlay_fixups) { - err = 0; - goto out; - } + if (!overlay_fixups) + return 0; - tree_symbols = of_find_node_by_path("/__symbols__"); + struct device_node __free(device_node) *tree_symbols = of_find_node_by_path("/__symbols__"); if (!tree_symbols) { pr_err("no symbols in root of device tree.\n"); - err = -EINVAL; - goto out; + return -EINVAL; } for_each_property_of_node(overlay_fixups, prop) { @@ -324,14 +318,12 @@ int of_resolve_phandles(struct device_node *overlay) if (err) { pr_err("node label '%s' not found in live devicetree symbols table\n", prop->name); - goto out; + return err; } refnode = of_find_node_by_path(refpath); - if (!refnode) { - err = -ENOENT; - goto out; - } + if (!refnode) + return -ENOENT; phandle = refnode->phandle; of_node_put(refnode); @@ -341,11 +333,8 @@ int of_resolve_phandles(struct device_node *overlay) break; } -out: if (err) pr_err("overlay phandle fixup failed: %d\n", err); - of_node_put(tree_symbols); - return err; } EXPORT_SYMBOL_GPL(of_resolve_phandles); diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index a3acf144a40d..4f20094faee5 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -1172,11 +1172,10 @@ static int imx6_pcie_probe(struct platform_device *pdev) if (IS_ERR(imx6_pcie->pcie_aux)) return dev_err_probe(dev, PTR_ERR(imx6_pcie->pcie_aux), "pcie_aux clock source missing or invalid\n"); - fallthrough; - case IMX7D: if (dbi_base->start == IMX8MQ_PCIE2_BASE_ADDR) imx6_pcie->controller_id = 1; - + fallthrough; + case IMX7D: imx6_pcie->pciephy_reset = devm_reset_control_get_exclusive(dev, "pciephy"); if (IS_ERR(imx6_pcie->pciephy_reset)) { diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c index 3056e9b7223e..425db793080d 100644 --- a/drivers/pci/controller/pcie-brcmstb.c +++ b/drivers/pci/controller/pcie-brcmstb.c @@ -1488,7 +1488,7 @@ static struct pci_ops brcm7425_pcie_ops = { static int brcm_pcie_probe(struct platform_device *pdev) { - struct device_node *np = pdev->dev.of_node, *msi_np; + struct device_node *np = pdev->dev.of_node; struct pci_host_bridge *bridge; const struct pcie_cfg_data *data; struct brcm_pcie *pcie; @@ -1563,9 +1563,14 @@ static int brcm_pcie_probe(struct platform_device *pdev) goto fail; } - msi_np = of_parse_phandle(pcie->np, "msi-parent", 0); - if (pci_msi_enabled() && msi_np == pcie->np) { - ret = brcm_pcie_enable_msi(pcie); + if (pci_msi_enabled()) { + struct device_node *msi_np = of_parse_phandle(pcie->np, "msi-parent", 0); + + if (msi_np == pcie->np) + ret = brcm_pcie_enable_msi(pcie); + + of_node_put(msi_np); + if (ret) { dev_err(pcie->dev, "probe of internal MSI failed"); goto fail; diff --git a/drivers/pci/controller/vmd.c b/drivers/pci/controller/vmd.c index a1dd614bdc32..09995b6e73bc 100644 --- a/drivers/pci/controller/vmd.c +++ b/drivers/pci/controller/vmd.c @@ -110,7 +110,7 @@ struct vmd_irq_list { struct vmd_dev { struct pci_dev *dev; - spinlock_t cfg_lock; + raw_spinlock_t cfg_lock; void __iomem *cfgbar; int msix_count; @@ -387,7 +387,7 @@ static int vmd_pci_read(struct pci_bus *bus, unsigned int devfn, int reg, if (!addr) return -EFAULT; - spin_lock_irqsave(&vmd->cfg_lock, flags); + raw_spin_lock_irqsave(&vmd->cfg_lock, flags); switch (len) { case 1: *value = readb(addr); @@ -402,7 +402,7 @@ static int vmd_pci_read(struct pci_bus *bus, unsigned int devfn, int reg, ret = -EINVAL; break; } - spin_unlock_irqrestore(&vmd->cfg_lock, flags); + raw_spin_unlock_irqrestore(&vmd->cfg_lock, flags); return ret; } @@ -422,7 +422,7 @@ static int vmd_pci_write(struct pci_bus *bus, unsigned int devfn, int reg, if (!addr) return -EFAULT; - spin_lock_irqsave(&vmd->cfg_lock, flags); + raw_spin_lock_irqsave(&vmd->cfg_lock, flags); switch (len) { case 1: writeb(value, addr); @@ -440,7 +440,7 @@ static int vmd_pci_write(struct pci_bus *bus, unsigned int devfn, int reg, ret = -EINVAL; break; } - spin_unlock_irqrestore(&vmd->cfg_lock, flags); + raw_spin_unlock_irqrestore(&vmd->cfg_lock, flags); return ret; } @@ -958,7 +958,7 @@ static int vmd_probe(struct pci_dev *dev, const struct pci_device_id *id) if (features & VMD_FEAT_OFFSET_FIRST_VECTOR) vmd->first_vec = 1; - spin_lock_init(&vmd->cfg_lock); + raw_spin_lock_init(&vmd->cfg_lock); pci_set_drvdata(dev, vmd); err = vmd_enable_domain(vmd, features); if (err) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index f411cef0186e..10436a193b3b 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -5578,8 +5578,6 @@ static bool pci_bus_resetable(struct pci_bus *bus) return false; list_for_each_entry(dev, &bus->devices, bus_list) { - if (!pci_reset_supported(dev)) - return false; if (dev->dev_flags & PCI_DEV_FLAGS_NO_BUS_RESET || (dev->subordinate && !pci_bus_resetable(dev->subordinate))) return false; @@ -5656,8 +5654,6 @@ static bool pci_slot_resetable(struct pci_slot *slot) list_for_each_entry(dev, &slot->bus->devices, bus_list) { if (!dev->slot || dev->slot != slot) continue; - if (!pci_reset_supported(dev)) - return false; if (dev->dev_flags & PCI_DEV_FLAGS_NO_BUS_RESET || (dev->subordinate && !pci_bus_resetable(dev->subordinate))) return false; @@ -6812,60 +6808,70 @@ static void pci_no_domains(void) } #ifdef CONFIG_PCI_DOMAINS_GENERIC -static atomic_t __domain_nr = ATOMIC_INIT(-1); +static DEFINE_IDA(pci_domain_nr_static_ida); +static DEFINE_IDA(pci_domain_nr_dynamic_ida); -static int pci_get_new_domain_nr(void) +static void of_pci_reserve_static_domain_nr(void) { - return atomic_inc_return(&__domain_nr); + struct device_node *np; + int domain_nr; + + for_each_node_by_type(np, "pci") { + domain_nr = of_get_pci_domain_nr(np); + if (domain_nr < 0) + continue; + /* + * Permanently allocate domain_nr in dynamic_ida + * to prevent it from dynamic allocation. + */ + ida_alloc_range(&pci_domain_nr_dynamic_ida, + domain_nr, domain_nr, GFP_KERNEL); + } } static int of_pci_bus_find_domain_nr(struct device *parent) { - static int use_dt_domains = -1; - int domain = -1; + static bool static_domains_reserved = false; + int domain_nr; - if (parent) - domain = of_get_pci_domain_nr(parent->of_node); - - /* - * Check DT domain and use_dt_domains values. - * - * If DT domain property is valid (domain >= 0) and - * use_dt_domains != 0, the DT assignment is valid since this means - * we have not previously allocated a domain number by using - * pci_get_new_domain_nr(); we should also update use_dt_domains to - * 1, to indicate that we have just assigned a domain number from - * DT. - * - * If DT domain property value is not valid (ie domain < 0), and we - * have not previously assigned a domain number from DT - * (use_dt_domains != 1) we should assign a domain number by - * using the: - * - * pci_get_new_domain_nr() - * - * API and update the use_dt_domains value to keep track of method we - * are using to assign domain numbers (use_dt_domains = 0). - * - * All other combinations imply we have a platform that is trying - * to mix domain numbers obtained from DT and pci_get_new_domain_nr(), - * which is a recipe for domain mishandling and it is prevented by - * invalidating the domain value (domain = -1) and printing a - * corresponding error. - */ - if (domain >= 0 && use_dt_domains) { - use_dt_domains = 1; - } else if (domain < 0 && use_dt_domains != 1) { - use_dt_domains = 0; - domain = pci_get_new_domain_nr(); - } else { - if (parent) - pr_err("Node %pOF has ", parent->of_node); - pr_err("Inconsistent \"linux,pci-domain\" property in DT\n"); - domain = -1; + /* On the first call scan device tree for static allocations. */ + if (!static_domains_reserved) { + of_pci_reserve_static_domain_nr(); + static_domains_reserved = true; } - return domain; + if (parent) { + /* + * If domain is in DT, allocate it in static IDA. This + * prevents duplicate static allocations in case of errors + * in DT. + */ + domain_nr = of_get_pci_domain_nr(parent->of_node); + if (domain_nr >= 0) + return ida_alloc_range(&pci_domain_nr_static_ida, + domain_nr, domain_nr, + GFP_KERNEL); + } + + /* + * If domain was not specified in DT, choose a free ID from dynamic + * allocations. All domain numbers from DT are permanently in + * dynamic allocations to prevent assigning them to other DT nodes + * without static domain. + */ + return ida_alloc(&pci_domain_nr_dynamic_ida, GFP_KERNEL); +} + +static void of_pci_bus_release_domain_nr(struct pci_bus *bus, struct device *parent) +{ + if (bus->domain_nr < 0) + return; + + /* Release domain from IDA where it was allocated. */ + if (of_get_pci_domain_nr(parent->of_node) == bus->domain_nr) + ida_free(&pci_domain_nr_static_ida, bus->domain_nr); + else + ida_free(&pci_domain_nr_dynamic_ida, bus->domain_nr); } int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent) @@ -6873,6 +6879,13 @@ int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent) return acpi_disabled ? of_pci_bus_find_domain_nr(parent) : acpi_pci_bus_find_domain_nr(bus); } + +void pci_bus_release_domain_nr(struct pci_bus *bus, struct device *parent) +{ + if (!acpi_disabled) + return; + of_pci_bus_release_domain_nr(bus, parent); +} #endif /** diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 63374737bf89..a95f82f96b36 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -888,6 +888,7 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) resource_size_t offset, next_offset; LIST_HEAD(resources); struct resource *res, *next_res; + bool bus_registered = false; char addr[64], *fmt; const char *name; int err; @@ -906,6 +907,10 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) bus->domain_nr = pci_bus_find_domain_nr(bus, parent); else bus->domain_nr = bridge->domain_nr; + if (bus->domain_nr < 0) { + err = bus->domain_nr; + goto free; + } #endif b = pci_find_bus(pci_domain_nr(bus), bridge->busnr); @@ -947,6 +952,7 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) name = dev_name(&bus->dev); err = device_register(&bus->dev); + bus_registered = true; if (err) goto unregister; @@ -1030,9 +1036,15 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) unregister: put_device(&bridge->dev); device_del(&bridge->dev); - free: - kfree(bus); +#ifdef CONFIG_PCI_DOMAINS_GENERIC + pci_bus_release_domain_nr(bus, parent); +#endif + if (bus_registered) + put_device(&bus->dev); + else + kfree(bus); + return err; } @@ -1141,7 +1153,10 @@ static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent, add_dev: pci_set_bus_msi_domain(child); ret = device_register(&child->dev); - WARN_ON(ret < 0); + if (WARN_ON(ret < 0)) { + put_device(&child->dev); + return NULL; + } pcibios_add_bus(child); diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c index 4c54c75050dc..22d39e12b236 100644 --- a/drivers/pci/remove.c +++ b/drivers/pci/remove.c @@ -157,6 +157,13 @@ void pci_remove_root_bus(struct pci_bus *bus) list_for_each_entry_safe(child, tmp, &bus->devices, bus_list) pci_remove_bus_device(child); + +#ifdef CONFIG_PCI_DOMAINS_GENERIC + /* Release domain_nr if it was dynamically allocated */ + if (host_bridge->domain_nr == PCI_DOMAIN_NR_NOT_SET) + pci_bus_release_domain_nr(bus, host_bridge->dev.parent); +#endif + pci_remove_bus(bus); host_bridge->bus = NULL; diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index 3f07df5a7e95..d351d6ce750b 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -340,12 +340,10 @@ armpmu_add(struct perf_event *event, int flags) if (idx < 0) return idx; - /* - * If there is an event in the counter we are going to use then make - * sure it is disabled. - */ + /* The newly-allocated counter should be empty */ + WARN_ON_ONCE(hw_events->events[idx]); + event->hw.idx = idx; - armpmu->disable(event); hw_events->events[idx] = event; hwc->state = PERF_HES_STOPPED | PERF_HES_UPTODATE; diff --git a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c index 211ce84d980f..4f334ac5a7a9 100644 --- a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c +++ b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c @@ -50,6 +50,7 @@ enum imx8_pcie_phy_type { IMX8MM, + IMX8MP, }; struct imx8_pcie_phy_drvdata { @@ -62,6 +63,7 @@ struct imx8_pcie_phy { struct clk *clk; struct phy *phy; struct regmap *iomuxc_gpr; + struct reset_control *perst; struct reset_control *reset; u32 refclk_pad_mode; u32 tx_deemph_gen1; @@ -76,11 +78,11 @@ static int imx8_pcie_phy_power_on(struct phy *phy) u32 val, pad_mode; struct imx8_pcie_phy *imx8_phy = phy_get_drvdata(phy); - reset_control_assert(imx8_phy->reset); - pad_mode = imx8_phy->refclk_pad_mode; switch (imx8_phy->drvdata->variant) { case IMX8MM: + reset_control_assert(imx8_phy->reset); + /* Tune PHY de-emphasis setting to pass PCIe compliance. */ if (imx8_phy->tx_deemph_gen1) writel(imx8_phy->tx_deemph_gen1, @@ -89,6 +91,8 @@ static int imx8_pcie_phy_power_on(struct phy *phy) writel(imx8_phy->tx_deemph_gen2, imx8_phy->base + PCIE_PHY_TRSV_REG6); break; + case IMX8MP: /* Do nothing. */ + break; } if (pad_mode == IMX8_PCIE_REFCLK_PAD_INPUT || @@ -139,18 +143,21 @@ static int imx8_pcie_phy_power_on(struct phy *phy) IMX8MM_GPR_PCIE_REF_CLK_PLL); usleep_range(100, 200); - /* Do the PHY common block reset */ - regmap_update_bits(imx8_phy->iomuxc_gpr, IOMUXC_GPR14, - IMX8MM_GPR_PCIE_CMN_RST, - IMX8MM_GPR_PCIE_CMN_RST); - switch (imx8_phy->drvdata->variant) { + case IMX8MP: + reset_control_deassert(imx8_phy->perst); + fallthrough; case IMX8MM: reset_control_deassert(imx8_phy->reset); usleep_range(200, 500); break; } + /* Do the PHY common block reset */ + regmap_update_bits(imx8_phy->iomuxc_gpr, IOMUXC_GPR14, + IMX8MM_GPR_PCIE_CMN_RST, + IMX8MM_GPR_PCIE_CMN_RST); + /* Polling to check the phy is ready or not. */ ret = readl_poll_timeout(imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG75, val, val == PCIE_PHY_CMN_REG75_PLL_DONE, @@ -158,6 +165,16 @@ static int imx8_pcie_phy_power_on(struct phy *phy) return ret; } +static int imx8_pcie_phy_power_off(struct phy *phy) +{ + struct imx8_pcie_phy *imx8_phy = phy_get_drvdata(phy); + + reset_control_assert(imx8_phy->reset); + reset_control_assert(imx8_phy->perst); + + return 0; +} + static int imx8_pcie_phy_init(struct phy *phy) { struct imx8_pcie_phy *imx8_phy = phy_get_drvdata(phy); @@ -178,6 +195,7 @@ static const struct phy_ops imx8_pcie_phy_ops = { .init = imx8_pcie_phy_init, .exit = imx8_pcie_phy_exit, .power_on = imx8_pcie_phy_power_on, + .power_off = imx8_pcie_phy_power_off, .owner = THIS_MODULE, }; @@ -186,8 +204,14 @@ static const struct imx8_pcie_phy_drvdata imx8mm_drvdata = { .variant = IMX8MM, }; +static const struct imx8_pcie_phy_drvdata imx8mp_drvdata = { + .gpr = "fsl,imx8mp-iomuxc-gpr", + .variant = IMX8MP, +}; + static const struct of_device_id imx8_pcie_phy_of_match[] = { {.compatible = "fsl,imx8mm-pcie-phy", .data = &imx8mm_drvdata, }, + {.compatible = "fsl,imx8mp-pcie-phy", .data = &imx8mp_drvdata, }, { }, }; MODULE_DEVICE_TABLE(of, imx8_pcie_phy_of_match); @@ -243,6 +267,14 @@ static int imx8_pcie_phy_probe(struct platform_device *pdev) return PTR_ERR(imx8_phy->reset); } + if (imx8_phy->drvdata->variant == IMX8MP) { + imx8_phy->perst = + devm_reset_control_get_exclusive(dev, "perst"); + if (IS_ERR(imx8_phy->perst)) + return dev_err_probe(dev, PTR_ERR(imx8_phy->perst), + "Failed to get PCIE PHY PERST control\n"); + } + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); imx8_phy->base = devm_ioremap_resource(dev, res); if (IS_ERR(imx8_phy->base)) diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c index 8bf8b21954fe..7d25d95e156c 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.c +++ b/drivers/pinctrl/qcom/pinctrl-msm.c @@ -1006,8 +1006,7 @@ static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int type) struct msm_pinctrl *pctrl = gpiochip_get_data(gc); const struct msm_pingroup *g; unsigned long flags; - bool was_enabled; - u32 val; + u32 val, oldval; if (msm_gpio_needs_dual_edge_parent_workaround(d, type)) { set_bit(d->hwirq, pctrl->dual_edge_irqs); @@ -1067,8 +1066,7 @@ static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int type) * internal circuitry of TLMM, toggling the RAW_STATUS * could cause the INTR_STATUS to be set for EDGE interrupts. */ - val = msm_readl_intr_cfg(pctrl, g); - was_enabled = val & BIT(g->intr_raw_status_bit); + val = oldval = msm_readl_intr_cfg(pctrl, g); val |= BIT(g->intr_raw_status_bit); if (g->intr_detection_width == 2) { val &= ~(3 << g->intr_detection_bit); @@ -1121,9 +1119,11 @@ static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int type) /* * The first time we set RAW_STATUS_EN it could trigger an interrupt. * Clear the interrupt. This is safe because we have - * IRQCHIP_SET_TYPE_MASKED. + * IRQCHIP_SET_TYPE_MASKED. When changing the interrupt type, we could + * also still have a non-matching interrupt latched, so clear whenever + * making changes to the interrupt configuration. */ - if (!was_enabled) + if (val != oldval) msm_ack_intr_status(pctrl, g); if (test_bit(d->hwirq, pctrl->dual_edge_irqs)) diff --git a/drivers/pinctrl/renesas/pinctrl-rza2.c b/drivers/pinctrl/renesas/pinctrl-rza2.c index 2d6072e9f5a8..6f0d3fda61c2 100644 --- a/drivers/pinctrl/renesas/pinctrl-rza2.c +++ b/drivers/pinctrl/renesas/pinctrl-rza2.c @@ -242,6 +242,9 @@ static int rza2_gpio_register(struct rza2_pinctrl_priv *priv) int ret; chip.label = devm_kasprintf(priv->dev, GFP_KERNEL, "%pOFn", np); + if (!chip.label) + return -ENOMEM; + chip.parent = priv->dev; chip.ngpio = priv->npins; diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c index 47b2f8bb6fb5..c60744d97d5b 100644 --- a/drivers/platform/x86/asus-laptop.c +++ b/drivers/platform/x86/asus-laptop.c @@ -427,11 +427,14 @@ static int asus_pega_lucid_set(struct asus_laptop *asus, int unit, bool enable) static int pega_acc_axis(struct asus_laptop *asus, int curr, char *method) { + unsigned long long val = (unsigned long long)curr; + acpi_status status; int i, delta; - unsigned long long val; - for (i = 0; i < PEGA_ACC_RETRIES; i++) { - acpi_evaluate_integer(asus->handle, method, NULL, &val); + for (i = 0; i < PEGA_ACC_RETRIES; i++) { + status = acpi_evaluate_integer(asus->handle, method, NULL, &val); + if (ACPI_FAILURE(status)) + continue; /* The output is noisy. From reading the ASL * dissassembly, timeout errors are returned with 1's * in the high word, and the lack of locking around diff --git a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c index 00ac7e381441..0be3087e21d5 100644 --- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c +++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c @@ -121,15 +121,13 @@ static int uncore_event_cpu_online(unsigned int cpu) { struct uncore_data *data; int target; + int ret; /* Check if there is an online cpu in the package for uncore MSR */ target = cpumask_any_and(&uncore_cpu_mask, topology_die_cpumask(cpu)); if (target < nr_cpu_ids) return 0; - /* Use this CPU on this die as a control CPU */ - cpumask_set_cpu(cpu, &uncore_cpu_mask); - data = uncore_get_instance(cpu); if (!data) return 0; @@ -137,7 +135,14 @@ static int uncore_event_cpu_online(unsigned int cpu) data->package_id = topology_physical_package_id(cpu); data->die_id = topology_die_id(cpu); - return uncore_freq_add_entry(data, cpu); + ret = uncore_freq_add_entry(data, cpu); + if (ret) + return ret; + + /* Use this CPU on this die as a control CPU */ + cpumask_set_cpu(cpu, &uncore_cpu_mask); + + return 0; } static int uncore_event_cpu_offline(unsigned int cpu) diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c index 8fee9b330b61..6ac6b81596de 100644 --- a/drivers/ptp/ptp_ocp.c +++ b/drivers/ptp/ptp_ocp.c @@ -1654,6 +1654,7 @@ ptp_ocp_signal_set(struct ptp_ocp *bp, int gen, struct ptp_ocp_signal *s) if (!s->start) { /* roundup() does not work on 32-bit systems */ s->start = DIV64_U64_ROUND_UP(start_ns, s->period); + s->start *= s->period; s->start = ktime_add(s->start, s->phase); } diff --git a/drivers/pwm/pwm-fsl-ftm.c b/drivers/pwm/pwm-fsl-ftm.c index 0247757f9a72..6751f3d00560 100644 --- a/drivers/pwm/pwm-fsl-ftm.c +++ b/drivers/pwm/pwm-fsl-ftm.c @@ -123,6 +123,9 @@ static unsigned int fsl_pwm_ticks_to_ns(struct fsl_pwm_chip *fpc, unsigned long long exval; rate = clk_get_rate(fpc->clk[fpc->period.clk_select]); + if (rate >> fpc->period.clk_ps == 0) + return 0; + exval = ticks; exval *= 1000000000UL; do_div(exval, rate >> fpc->period.clk_ps); @@ -195,6 +198,9 @@ static unsigned int fsl_pwm_calculate_duty(struct fsl_pwm_chip *fpc, unsigned int period = fpc->period.mod_period + 1; unsigned int period_ns = fsl_pwm_ticks_to_ns(fpc, period); + if (!period_ns) + return 0; + duty = (unsigned long long)duty_ns * period; do_div(duty, period_ns); diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index a337b47dc2f7..10c2ed23f551 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -120,21 +120,25 @@ static int pwm_mediatek_config(struct pwm_chip *chip, struct pwm_device *pwm, struct pwm_mediatek_chip *pc = to_pwm_mediatek_chip(chip); u32 clkdiv = 0, cnt_period, cnt_duty, reg_width = PWMDWIDTH, reg_thres = PWMTHRES; + unsigned long clk_rate; u64 resolution; int ret; ret = pwm_mediatek_clk_enable(chip, pwm); - if (ret < 0) return ret; + clk_rate = clk_get_rate(pc->clk_pwms[pwm->hwpwm]); + if (!clk_rate) + return -EINVAL; + /* Make sure we use the bus clock and not the 26MHz clock */ if (pc->soc->has_ck_26m_sel) writel(0, pc->regs + PWM_CK_26M_SEL); /* Using resolution in picosecond gets accuracy higher */ resolution = (u64)NSEC_PER_SEC * 1000; - do_div(resolution, clk_get_rate(pc->clk_pwms[pwm->hwpwm])); + do_div(resolution, clk_rate); cnt_period = DIV_ROUND_CLOSEST_ULL((u64)period_ns * 1000, resolution); while (cnt_period > 8191) { diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c index 55f46d09602b..b2e75d870532 100644 --- a/drivers/pwm/pwm-rcar.c +++ b/drivers/pwm/pwm-rcar.c @@ -8,6 +8,7 @@ * - The hardware cannot generate a 0% duty cycle. */ +#include #include #include #include @@ -103,23 +104,24 @@ static void rcar_pwm_set_clock_control(struct rcar_pwm_chip *rp, rcar_pwm_write(rp, value, RCAR_PWMCR); } -static int rcar_pwm_set_counter(struct rcar_pwm_chip *rp, int div, int duty_ns, - int period_ns) +static int rcar_pwm_set_counter(struct rcar_pwm_chip *rp, int div, u64 duty_ns, + u64 period_ns) { - unsigned long long one_cycle, tmp; /* 0.01 nanoseconds */ + unsigned long long tmp; unsigned long clk_rate = clk_get_rate(rp->clk); u32 cyc, ph; - one_cycle = NSEC_PER_SEC * 100ULL << div; - do_div(one_cycle, clk_rate); + /* div <= 24 == RCAR_PWM_MAX_DIVISION, so the shift doesn't overflow. */ + tmp = mul_u64_u64_div_u64(period_ns, clk_rate, (u64)NSEC_PER_SEC << div); + if (tmp > FIELD_MAX(RCAR_PWMCNT_CYC0_MASK)) + tmp = FIELD_MAX(RCAR_PWMCNT_CYC0_MASK); - tmp = period_ns * 100ULL; - do_div(tmp, one_cycle); - cyc = (tmp << RCAR_PWMCNT_CYC0_SHIFT) & RCAR_PWMCNT_CYC0_MASK; + cyc = FIELD_PREP(RCAR_PWMCNT_CYC0_MASK, tmp); - tmp = duty_ns * 100ULL; - do_div(tmp, one_cycle); - ph = tmp & RCAR_PWMCNT_PH0_MASK; + tmp = mul_u64_u64_div_u64(duty_ns, clk_rate, (u64)NSEC_PER_SEC << div); + if (tmp > FIELD_MAX(RCAR_PWMCNT_PH0_MASK)) + tmp = FIELD_MAX(RCAR_PWMCNT_PH0_MASK); + ph = FIELD_PREP(RCAR_PWMCNT_PH0_MASK, tmp); /* Avoid prohibited setting */ if (cyc == 0 || ph == 0) diff --git a/drivers/rtc/rtc-pcf85063.c b/drivers/rtc/rtc-pcf85063.c index 6ffdc10b32d3..4a29b44e75e6 100644 --- a/drivers/rtc/rtc-pcf85063.c +++ b/drivers/rtc/rtc-pcf85063.c @@ -35,6 +35,7 @@ #define PCF85063_REG_CTRL1_CAP_SEL BIT(0) #define PCF85063_REG_CTRL1_STOP BIT(5) #define PCF85063_REG_CTRL1_EXT_TEST BIT(7) +#define PCF85063_REG_CTRL1_SWR 0x58 #define PCF85063_REG_CTRL2 0x01 #define PCF85063_CTRL2_AF BIT(6) @@ -606,7 +607,7 @@ static int pcf85063_probe(struct i2c_client *client) i2c_set_clientdata(client, pcf85063); - err = regmap_read(pcf85063->regmap, PCF85063_REG_CTRL1, &tmp); + err = regmap_read(pcf85063->regmap, PCF85063_REG_SC, &tmp); if (err) { dev_err(&client->dev, "RTC chip is not present\n"); return err; @@ -616,6 +617,22 @@ static int pcf85063_probe(struct i2c_client *client) if (IS_ERR(pcf85063->rtc)) return PTR_ERR(pcf85063->rtc); + /* + * If a Power loss is detected, SW reset the device. + * From PCF85063A datasheet: + * There is a low probability that some devices will have corruption + * of the registers after the automatic power-on reset... + */ + if (tmp & PCF85063_REG_SC_OS) { + dev_warn(&client->dev, + "POR issue detected, sending a SW reset\n"); + err = regmap_write(pcf85063->regmap, PCF85063_REG_CTRL1, + PCF85063_REG_CTRL1_SWR); + if (err < 0) + dev_warn(&client->dev, + "SW reset failed, trying to continue\n"); + } + err = pcf85063_load_capacitance(pcf85063, client->dev.of_node, config->force_cap_7000 ? 7000 : 0); if (err < 0) diff --git a/drivers/s390/char/sclp_con.c b/drivers/s390/char/sclp_con.c index e5d947c763ea..6a030ba38bf3 100644 --- a/drivers/s390/char/sclp_con.c +++ b/drivers/s390/char/sclp_con.c @@ -263,6 +263,19 @@ static struct console sclp_console = .index = 0 /* ttyS0 */ }; +/* + * Release allocated pages. + */ +static void __init __sclp_console_free_pages(void) +{ + struct list_head *page, *p; + + list_for_each_safe(page, p, &sclp_con_pages) { + list_del(page); + free_page((unsigned long)page); + } +} + /* * called by console_init() in drivers/char/tty_io.c at boot-time. */ @@ -282,6 +295,10 @@ sclp_console_init(void) /* Allocate pages for output buffering */ for (i = 0; i < sclp_console_pages; i++) { page = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA); + if (!page) { + __sclp_console_free_pages(); + return -ENOMEM; + } list_add_tail(page, &sclp_con_pages); } sclp_conbuf = NULL; diff --git a/drivers/s390/char/sclp_tty.c b/drivers/s390/char/sclp_tty.c index 971fbb52740b..432dad2a2266 100644 --- a/drivers/s390/char/sclp_tty.c +++ b/drivers/s390/char/sclp_tty.c @@ -490,6 +490,17 @@ static const struct tty_operations sclp_ops = { .flush_buffer = sclp_tty_flush_buffer, }; +/* Release allocated pages. */ +static void __init __sclp_tty_free_pages(void) +{ + struct list_head *page, *p; + + list_for_each_safe(page, p, &sclp_tty_pages) { + list_del(page); + free_page((unsigned long)page); + } +} + static int __init sclp_tty_init(void) { @@ -516,6 +527,7 @@ sclp_tty_init(void) for (i = 0; i < MAX_KMEM_PAGES; i++) { page = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA); if (page == NULL) { + __sclp_tty_free_pages(); tty_driver_kref_put(driver); return -ENOMEM; } diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 2116f5ee36e2..02855164bf28 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -865,8 +865,28 @@ static void hisi_sas_phyup_work_common(struct work_struct *work, container_of(work, typeof(*phy), works[event]); struct hisi_hba *hisi_hba = phy->hisi_hba; struct asd_sas_phy *sas_phy = &phy->sas_phy; + struct asd_sas_port *sas_port = sas_phy->port; + struct hisi_sas_port *port = phy->port; + struct device *dev = hisi_hba->dev; + struct domain_device *port_dev; int phy_no = sas_phy->id; + if (!test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags) && + sas_port && port && (port->id != phy->port_id)) { + dev_info(dev, "phy%d's hw port id changed from %d to %llu\n", + phy_no, port->id, phy->port_id); + port_dev = sas_port->port_dev; + if (port_dev && !dev_is_expander(port_dev->dev_type)) { + /* + * Set the device state to gone to block + * sending IO to the device. + */ + set_bit(SAS_DEV_GONE, &port_dev->state); + hisi_sas_notify_phy_event(phy, HISI_PHYE_LINK_RESET); + return; + } + } + phy->wait_phyup_cnt = 0; if (phy->identify.target_port_protocols == SAS_PROTOCOL_SSP) hisi_hba->hw->sl_notify_ssp(hisi_hba, phy_no); diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index 50697672146a..ae39f6b5dc9a 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -2502,6 +2502,7 @@ static void prep_ata_v2_hw(struct hisi_hba *hisi_hba, struct hisi_sas_port *port = to_hisi_sas_port(sas_port); struct sas_ata_task *ata_task = &task->ata_task; struct sas_tmf_task *tmf = slot->tmf; + int phy_id; u8 *buf_cmd; int has_data = 0, hdr_tag = 0; u32 dw0, dw1 = 0, dw2 = 0; @@ -2509,10 +2510,14 @@ static void prep_ata_v2_hw(struct hisi_hba *hisi_hba, /* create header */ /* dw0 */ dw0 = port->id << CMD_HDR_PORT_OFF; - if (parent_dev && dev_is_expander(parent_dev->dev_type)) + if (parent_dev && dev_is_expander(parent_dev->dev_type)) { dw0 |= 3 << CMD_HDR_CMD_OFF; - else + } else { + phy_id = device->phy->identify.phy_identifier; + dw0 |= (1U << phy_id) << CMD_HDR_PHY_ID_OFF; + dw0 |= CMD_HDR_FORCE_PHY_MSK; dw0 |= 4 << CMD_HDR_CMD_OFF; + } if (tmf && ata_task->force_phy) { dw0 |= CMD_HDR_FORCE_PHY_MSK; diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 05dcd925a3fa..20b4d76e0714 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -357,6 +357,10 @@ #define CMD_HDR_RESP_REPORT_MSK (0x1 << CMD_HDR_RESP_REPORT_OFF) #define CMD_HDR_TLR_CTRL_OFF 6 #define CMD_HDR_TLR_CTRL_MSK (0x3 << CMD_HDR_TLR_CTRL_OFF) +#define CMD_HDR_PHY_ID_OFF 8 +#define CMD_HDR_PHY_ID_MSK (0x1ff << CMD_HDR_PHY_ID_OFF) +#define CMD_HDR_FORCE_PHY_OFF 17 +#define CMD_HDR_FORCE_PHY_MSK (0x1U << CMD_HDR_FORCE_PHY_OFF) #define CMD_HDR_PORT_OFF 18 #define CMD_HDR_PORT_MSK (0xf << CMD_HDR_PORT_OFF) #define CMD_HDR_PRIORITY_OFF 27 @@ -1385,15 +1389,21 @@ static void prep_ata_v3_hw(struct hisi_hba *hisi_hba, struct hisi_sas_cmd_hdr *hdr = slot->cmd_hdr; struct asd_sas_port *sas_port = device->port; struct hisi_sas_port *port = to_hisi_sas_port(sas_port); + int phy_id; u8 *buf_cmd; int has_data = 0, hdr_tag = 0; u32 dw1 = 0, dw2 = 0; hdr->dw0 = cpu_to_le32(port->id << CMD_HDR_PORT_OFF); - if (parent_dev && dev_is_expander(parent_dev->dev_type)) + if (parent_dev && dev_is_expander(parent_dev->dev_type)) { hdr->dw0 |= cpu_to_le32(3 << CMD_HDR_CMD_OFF); - else + } else { + phy_id = device->phy->identify.phy_identifier; + hdr->dw0 |= cpu_to_le32((1U << phy_id) + << CMD_HDR_PHY_ID_OFF); + hdr->dw0 |= CMD_HDR_FORCE_PHY_MSK; hdr->dw0 |= cpu_to_le32(4U << CMD_HDR_CMD_OFF); + } switch (task->data_dir) { case DMA_TO_DEVICE: diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index db73eafc055d..fe8891739cf3 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -2101,6 +2101,9 @@ static int megasas_slave_configure(struct scsi_device *sdev) /* This sdev property may change post OCR */ megasas_set_dynamic_target_properties(sdev, is_target_prop); + if (!MEGASAS_IS_LOGICAL(sdev)) + sdev->no_vpd_size = 1; + mutex_unlock(&instance->reset_mutex); return 0; @@ -3660,8 +3663,10 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, case MFI_STAT_SCSI_IO_FAILED: case MFI_STAT_LD_INIT_IN_PROGRESS: - cmd->scmd->result = - (DID_ERROR << 16) | hdr->scsi_status; + if (hdr->scsi_status == 0xf0) + cmd->scmd->result = (DID_ERROR << 16) | SAM_STAT_CHECK_CONDITION; + else + cmd->scmd->result = (DID_ERROR << 16) | hdr->scsi_status; break; case MFI_STAT_SCSI_DONE_WITH_ERROR: diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 1475f3e259c1..4c79d699543e 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -2040,7 +2040,10 @@ map_cmd_status(struct fusion_context *fusion, case MFI_STAT_SCSI_IO_FAILED: case MFI_STAT_LD_INIT_IN_PROGRESS: - scmd->result = (DID_ERROR << 16) | ext_status; + if (ext_status == 0xf0) + scmd->result = (DID_ERROR << 16) | SAM_STAT_CHECK_CONDITION; + else + scmd->result = (DID_ERROR << 16) | ext_status; break; case MFI_STAT_SCSI_DONE_WITH_ERROR: diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index 8e3f2f9ddaac..a87c3d7e3e5c 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -720,6 +720,7 @@ static void pm8001_dev_gone_notify(struct domain_device *dev) spin_lock_irqsave(&pm8001_ha->lock, flags); } PM8001_CHIP_DISP->dereg_dev_req(pm8001_ha, device_id); + pm8001_ha->phy[pm8001_dev->attached_phy].phy_attached = 0; pm8001_free_dev(pm8001_dev); } else { pm8001_dbg(pm8001_ha, DISC, "Found dev has gone.\n"); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 5bc4d863b8b4..d6eb057af060 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1157,8 +1157,12 @@ EXPORT_SYMBOL_GPL(scsi_alloc_request); */ static void scsi_cleanup_rq(struct request *rq) { + struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(rq); + + cmd->flags = 0; + if (rq->rq_flags & RQF_DONTPREP) { - scsi_mq_uninit_cmd(blk_mq_rq_to_pdu(rq)); + scsi_mq_uninit_cmd(cmd); rq->rq_flags &= ~RQF_DONTPREP; } } diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index 687487ea4fd3..7f0fd03dd03b 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -3207,11 +3207,14 @@ iscsi_set_host_param(struct iscsi_transport *transport, } /* see similar check in iscsi_if_set_param() */ - if (strlen(data) > ev->u.set_host_param.len) - return -EINVAL; + if (strlen(data) > ev->u.set_host_param.len) { + err = -EINVAL; + goto out; + } err = transport->set_host_param(shost, ev->u.set_host_param.param, data, ev->u.set_host_param.len); +out: scsi_host_put(shost); return err; } diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index b3caa3b9722d..7f107be34423 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -4112,7 +4112,7 @@ static void validate_options(void) */ static int __init st_setup(char *str) { - int i, len, ints[5]; + int i, len, ints[ARRAY_SIZE(parms) + 1]; char *stp; stp = get_options(str, ARRAY_SIZE(ints), ints); diff --git a/drivers/soc/samsung/exynos-chipid.c b/drivers/soc/samsung/exynos-chipid.c index 0fb3631e7346..b80bd80aa012 100644 --- a/drivers/soc/samsung/exynos-chipid.c +++ b/drivers/soc/samsung/exynos-chipid.c @@ -131,6 +131,8 @@ static int exynos_chipid_probe(struct platform_device *pdev) soc_dev_attr->revision = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%x", soc_info.revision); + if (!soc_dev_attr->revision) + return -ENOMEM; soc_dev_attr->soc_id = product_id_to_soc_id(soc_info.product_id); if (!soc_dev_attr->soc_id) { pr_err("Unknown SoC\n"); diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index b371e4eb41ec..42861bc45073 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -1509,6 +1509,12 @@ static int cqspi_request_mmap_dma(struct cqspi_st *cqspi) int ret = PTR_ERR(cqspi->rx_chan); cqspi->rx_chan = NULL; + if (ret == -ENODEV) { + /* DMA support is not mandatory */ + dev_info(&cqspi->pdev->dev, "No Rx DMA available\n"); + return 0; + } + return dev_err_probe(&cqspi->pdev->dev, ret, "No Rx DMA available\n"); } init_completion(&cqspi->rx_dma_complete); diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index df73a2c7120c..13a6ebef0189 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -1605,10 +1605,13 @@ static int spi_imx_transfer_one(struct spi_controller *controller, struct spi_device *spi, struct spi_transfer *transfer) { + int ret; struct spi_imx_data *spi_imx = spi_controller_get_devdata(spi->controller); unsigned long hz_per_byte, byte_limit; - spi_imx_setupxfer(spi, transfer); + ret = spi_imx_setupxfer(spi, transfer); + if (ret < 0) + return ret; transfer->effective_speed_hz = spi_imx->spi_bus_clk; /* flush rxfifo before transfer */ diff --git a/drivers/spi/spi-tegra210-quad.c b/drivers/spi/spi-tegra210-quad.c index 5ac5cb885552..442d42130ec8 100644 --- a/drivers/spi/spi-tegra210-quad.c +++ b/drivers/spi/spi-tegra210-quad.c @@ -1110,9 +1110,9 @@ static int tegra_qspi_combined_seq_xfer(struct tegra_qspi *tqspi, (&tqspi->xfer_completion, QSPI_DMA_TIMEOUT); - if (WARN_ON(ret == 0)) { - dev_err(tqspi->dev, "QSPI Transfer failed with timeout: %d\n", - ret); + if (WARN_ON_ONCE(ret == 0)) { + dev_err_ratelimited(tqspi->dev, + "QSPI Transfer failed with timeout\n"); if (tqspi->is_curr_dma_xfer && (tqspi->cur_direction & DATA_DIR_TX)) dmaengine_terminate_all diff --git a/drivers/thermal/rockchip_thermal.c b/drivers/thermal/rockchip_thermal.c index 819e059cde71..9fc375cee5a6 100644 --- a/drivers/thermal/rockchip_thermal.c +++ b/drivers/thermal/rockchip_thermal.c @@ -373,6 +373,7 @@ static const struct tsadc_table rk3328_code_table[] = { {296, -40000}, {304, -35000}, {313, -30000}, + {322, -25000}, {331, -20000}, {340, -15000}, {349, -10000}, diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c index c592032657a1..0668e1645bc5 100644 --- a/drivers/thunderbolt/tb.c +++ b/drivers/thunderbolt/tb.c @@ -640,11 +640,15 @@ static void tb_scan_port(struct tb_port *port) goto out_rpm_put; } - tb_retimer_scan(port, true); - sw = tb_switch_alloc(port->sw->tb, &port->sw->dev, tb_downstream_route(port)); if (IS_ERR(sw)) { + /* + * Make the downstream retimers available even if there + * is no router connected. + */ + tb_retimer_scan(port, true); + /* * If there is an error accessing the connected switch * it may be connected to another domain. Also we allow @@ -704,6 +708,14 @@ static void tb_scan_port(struct tb_port *port) tb_switch_lane_bonding_enable(sw); /* Set the link configured */ tb_switch_configure_link(sw); + /* + * Scan for downstream retimers. We only scan them after the + * router has been enumerated to avoid issues with certain + * Pluggable devices that expect the host to enumerate them + * within certain timeout. + */ + tb_retimer_scan(port, true); + /* * CL0s and CL1 are enabled and supported together. * Silently ignore CLx enabling in case CLx is not supported. diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 7dd19a281579..fd50342526d1 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -1745,6 +1745,12 @@ msm_serial_early_console_setup_dm(struct earlycon_device *device, if (!device->port.membase) return -ENODEV; + /* Disable DM / single-character modes */ + msm_write(&device->port, 0, UARTDM_DMEN); + msm_write(&device->port, MSM_UART_CR_CMD_RESET_RX, MSM_UART_CR); + msm_write(&device->port, MSM_UART_CR_CMD_RESET_TX, MSM_UART_CR); + msm_write(&device->port, MSM_UART_CR_TX_ENABLE, MSM_UART_CR); + device->con->write = msm_serial_early_write_dm; return 0; } diff --git a/drivers/tty/serial/sifive.c b/drivers/tty/serial/sifive.c index 2affd1351ae7..4d7825c4d769 100644 --- a/drivers/tty/serial/sifive.c +++ b/drivers/tty/serial/sifive.c @@ -583,8 +583,11 @@ static void sifive_serial_break_ctl(struct uart_port *port, int break_state) static int sifive_serial_startup(struct uart_port *port) { struct sifive_serial_port *ssp = port_to_sifive_serial_port(port); + unsigned long flags; + uart_port_lock_irqsave(&ssp->port, &flags); __ssp_enable_rxwm(ssp); + uart_port_unlock_irqrestore(&ssp->port, flags); return 0; } @@ -592,9 +595,12 @@ static int sifive_serial_startup(struct uart_port *port) static void sifive_serial_shutdown(struct uart_port *port) { struct sifive_serial_port *ssp = port_to_sifive_serial_port(port); + unsigned long flags; + uart_port_lock_irqsave(&ssp->port, &flags); __ssp_disable_rxwm(ssp); __ssp_disable_txwm(ssp); + uart_port_unlock_irqrestore(&ssp->port, flags); } /** diff --git a/drivers/ufs/host/ufs-exynos.c b/drivers/ufs/host/ufs-exynos.c index 3324d1fdfa67..ec7309ad7d0b 100644 --- a/drivers/ufs/host/ufs-exynos.c +++ b/drivers/ufs/host/ufs-exynos.c @@ -901,6 +901,12 @@ static int exynos_ufs_phy_init(struct exynos_ufs *ufs) } phy_set_bus_width(generic_phy, ufs->avail_ln_rx); + + if (generic_phy->power_count) { + phy_power_off(generic_phy); + phy_exit(generic_phy); + } + ret = phy_init(generic_phy); if (ret) { dev_err(hba->dev, "%s: phy init failed, ret = %d\n", @@ -984,9 +990,14 @@ static int exynos_ufs_pre_link(struct ufs_hba *hba) exynos_ufs_config_intr(ufs, DFES_DEF_L4_ERRS, UNIPRO_L4); exynos_ufs_set_unipro_pclk_div(ufs); + exynos_ufs_setup_clocks(hba, true, PRE_CHANGE); + /* unipro */ exynos_ufs_config_unipro(ufs); + if (ufs->drv_data->pre_link) + ufs->drv_data->pre_link(ufs); + /* m-phy */ exynos_ufs_phy_init(ufs); if (!(ufs->opts & EXYNOS_UFS_OPT_SKIP_CONFIG_PHY_ATTR)) { @@ -994,11 +1005,6 @@ static int exynos_ufs_pre_link(struct ufs_hba *hba) exynos_ufs_config_phy_cap_attr(ufs); } - exynos_ufs_setup_clocks(hba, true, PRE_CHANGE); - - if (ufs->drv_data->pre_link) - ufs->drv_data->pre_link(ufs); - return 0; } diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c index 2b8f98f0707e..c12d7f040171 100644 --- a/drivers/usb/cdns3/cdns3-gadget.c +++ b/drivers/usb/cdns3/cdns3-gadget.c @@ -1960,6 +1960,7 @@ static irqreturn_t cdns3_device_thread_irq_handler(int irq, void *data) unsigned int bit; unsigned long reg; + local_bh_disable(); spin_lock_irqsave(&priv_dev->lock, flags); reg = readl(&priv_dev->regs->usb_ists); @@ -2001,6 +2002,7 @@ static irqreturn_t cdns3_device_thread_irq_handler(int irq, void *data) irqend: writel(~0, &priv_dev->regs->ep_ien); spin_unlock_irqrestore(&priv_dev->lock, flags); + local_bh_enable(); return ret; } diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index 07872440a8d9..9a4c7ea1241c 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -324,6 +324,13 @@ static int ci_hdrc_imx_notify_event(struct ci_hdrc *ci, unsigned int event) return ret; } +static void ci_hdrc_imx_disable_regulator(void *arg) +{ + struct ci_hdrc_imx_data *data = arg; + + regulator_disable(data->hsic_pad_regulator); +} + static int ci_hdrc_imx_probe(struct platform_device *pdev) { struct ci_hdrc_imx_data *data; @@ -381,6 +388,13 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) "Failed to enable HSIC pad regulator\n"); goto err_put; } + ret = devm_add_action_or_reset(dev, + ci_hdrc_imx_disable_regulator, data); + if (ret) { + dev_err(dev, + "Failed to add regulator devm action\n"); + goto err_put; + } } } @@ -419,11 +433,11 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) ret = imx_get_clks(dev); if (ret) - goto disable_hsic_regulator; + goto qos_remove_request; ret = imx_prepare_enable_clks(dev); if (ret) - goto disable_hsic_regulator; + goto qos_remove_request; data->phy = devm_usb_get_phy_by_phandle(dev, "fsl,usbphy", 0); if (IS_ERR(data->phy)) { @@ -449,7 +463,11 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) of_usb_get_phy_mode(np) == USBPHY_INTERFACE_MODE_ULPI) { pdata.flags |= CI_HDRC_OVERRIDE_PHY_CONTROL; data->override_phy_control = true; - usb_phy_init(pdata.usb_phy); + ret = usb_phy_init(pdata.usb_phy); + if (ret) { + dev_err(dev, "Failed to init phy\n"); + goto err_clk; + } } if (pdata.flags & CI_HDRC_SUPPORTS_RUNTIME_PM) @@ -458,7 +476,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) ret = imx_usbmisc_init(data->usbmisc_data); if (ret) { dev_err(dev, "usbmisc init failed, ret=%d\n", ret); - goto err_clk; + goto phy_shutdown; } data->ci_pdev = ci_hdrc_add_device(dev, @@ -467,7 +485,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) if (IS_ERR(data->ci_pdev)) { ret = PTR_ERR(data->ci_pdev); dev_err_probe(dev, ret, "ci_hdrc_add_device failed\n"); - goto err_clk; + goto phy_shutdown; } if (data->usbmisc_data) { @@ -501,17 +519,18 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) disable_device: ci_hdrc_remove_device(data->ci_pdev); +phy_shutdown: + if (data->override_phy_control) + usb_phy_shutdown(data->phy); err_clk: imx_disable_unprepare_clks(dev); -disable_hsic_regulator: - if (data->hsic_pad_regulator) - /* don't overwrite original ret (cf. EPROBE_DEFER) */ - regulator_disable(data->hsic_pad_regulator); +qos_remove_request: if (pdata.flags & CI_HDRC_PMQOS) cpu_latency_qos_remove_request(&data->pm_qos_req); data->ci_pdev = NULL; err_put: - put_device(data->usbmisc_data->dev); + if (data->usbmisc_data) + put_device(data->usbmisc_data->dev); return ret; } @@ -532,10 +551,9 @@ static void ci_hdrc_imx_remove(struct platform_device *pdev) imx_disable_unprepare_clks(&pdev->dev); if (data->plat_data->flags & CI_HDRC_PMQOS) cpu_latency_qos_remove_request(&data->pm_qos_req); - if (data->hsic_pad_regulator) - regulator_disable(data->hsic_pad_regulator); } - put_device(data->usbmisc_data->dev); + if (data->usbmisc_data) + put_device(data->usbmisc_data->dev); } static void ci_hdrc_imx_shutdown(struct platform_device *pdev) diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index eb0f5d7cc756..e3408a67af45 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -726,7 +726,7 @@ static int wdm_open(struct inode *inode, struct file *file) rv = -EBUSY; goto out; } - + smp_rmb(); /* ordered against wdm_wwan_port_stop() */ rv = usb_autopm_get_interface(desc->intf); if (rv < 0) { dev_err(&desc->intf->dev, "Error autopm - %d\n", rv); @@ -829,6 +829,7 @@ static struct usb_class_driver wdm_class = { static int wdm_wwan_port_start(struct wwan_port *port) { struct wdm_device *desc = wwan_port_get_drvdata(port); + int rv; /* The interface is both exposed via the WWAN framework and as a * legacy usbmisc chardev. If chardev is already open, just fail @@ -848,7 +849,15 @@ static int wdm_wwan_port_start(struct wwan_port *port) wwan_port_txon(port); /* Start getting events */ - return usb_submit_urb(desc->validity, GFP_KERNEL); + rv = usb_submit_urb(desc->validity, GFP_KERNEL); + if (rv < 0) { + wwan_port_txoff(port); + desc->manage_power(desc->intf, 0); + /* this must be last lest we race with chardev open */ + clear_bit(WDM_WWAN_IN_USE, &desc->flags); + } + + return rv; } static void wdm_wwan_port_stop(struct wwan_port *port) @@ -859,8 +868,10 @@ static void wdm_wwan_port_stop(struct wwan_port *port) poison_urbs(desc); desc->manage_power(desc->intf, 0); clear_bit(WDM_READ, &desc->flags); - clear_bit(WDM_WWAN_IN_USE, &desc->flags); unpoison_urbs(desc); + smp_wmb(); /* ordered against wdm_open() */ + /* this must be last lest we open a poisoned device */ + clear_bit(WDM_WWAN_IN_USE, &desc->flags); } static void wdm_wwan_port_tx_complete(struct urb *urb) @@ -868,7 +879,7 @@ static void wdm_wwan_port_tx_complete(struct urb *urb) struct sk_buff *skb = urb->context; struct wdm_device *desc = skb_shinfo(skb)->destructor_arg; - usb_autopm_put_interface(desc->intf); + usb_autopm_put_interface_async(desc->intf); wwan_port_txon(desc->wwanp); kfree_skb(skb); } @@ -898,7 +909,7 @@ static int wdm_wwan_port_tx(struct wwan_port *port, struct sk_buff *skb) req->bRequestType = (USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE); req->bRequest = USB_CDC_SEND_ENCAPSULATED_COMMAND; req->wValue = 0; - req->wIndex = desc->inum; + req->wIndex = desc->inum; /* already converted */ req->wLength = cpu_to_le16(skb->len); skb_shinfo(skb)->destructor_arg = desc; diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 6926bd639ec6..4903c733d37a 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -369,6 +369,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x0781, 0x5583), .driver_info = USB_QUIRK_NO_LPM }, { USB_DEVICE(0x0781, 0x5591), .driver_info = USB_QUIRK_NO_LPM }, + /* SanDisk Corp. SanDisk 3.2Gen1 */ + { USB_DEVICE(0x0781, 0x55a3), .driver_info = USB_QUIRK_DELAY_INIT }, + /* Realforce 87U Keyboard */ { USB_DEVICE(0x0853, 0x011b), .driver_info = USB_QUIRK_NO_LPM }, @@ -383,6 +386,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x0904, 0x6103), .driver_info = USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL }, + /* Silicon Motion Flash Drive */ + { USB_DEVICE(0x090c, 0x1000), .driver_info = USB_QUIRK_DELAY_INIT }, + /* Sound Devices USBPre2 */ { USB_DEVICE(0x0926, 0x0202), .driver_info = USB_QUIRK_ENDPOINT_IGNORE }, @@ -536,6 +542,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x2040, 0x7200), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, + /* VLI disk */ + { USB_DEVICE(0x2109, 0x0711), .driver_info = USB_QUIRK_NO_LPM }, + /* Raydium Touchscreen */ { USB_DEVICE(0x2386, 0x3114), .driver_info = USB_QUIRK_NO_LPM }, diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 6110ab1f9131..e2401cc4f155 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -143,11 +143,21 @@ static const struct property_entry dwc3_pci_intel_byt_properties[] = { {} }; +/* + * Intel Merrifield SoC uses these endpoints for tracing and they cannot + * be re-allocated if being used because the side band flow control signals + * are hard wired to certain endpoints: + * - 1 High BW Bulk IN (IN#1) (RTIT) + * - 1 1KB BW Bulk IN (IN#8) + 1 1KB BW Bulk OUT (Run Control) (OUT#8) + */ +static const u8 dwc3_pci_mrfld_reserved_endpoints[] = { 3, 16, 17 }; + static const struct property_entry dwc3_pci_mrfld_properties[] = { PROPERTY_ENTRY_STRING("dr_mode", "otg"), PROPERTY_ENTRY_STRING("linux,extcon-name", "mrfld_bcove_pwrsrc"), PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"), PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"), + PROPERTY_ENTRY_U8_ARRAY("snps,reserved-endpoints", dwc3_pci_mrfld_reserved_endpoints), PROPERTY_ENTRY_BOOL("snps,usb2-gadget-lpm-disable"), PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), {} diff --git a/drivers/usb/dwc3/dwc3-xilinx.c b/drivers/usb/dwc3/dwc3-xilinx.c index a8bda2a81acd..8070c55c2170 100644 --- a/drivers/usb/dwc3/dwc3-xilinx.c +++ b/drivers/usb/dwc3/dwc3-xilinx.c @@ -208,15 +208,13 @@ static int dwc3_xlnx_init_zynqmp(struct dwc3_xlnx *priv_data) skip_usb3_phy: /* ulpi reset via gpio-modepin or gpio-framework driver */ - reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); + reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); if (IS_ERR(reset_gpio)) { return dev_err_probe(dev, PTR_ERR(reset_gpio), "Failed to request reset GPIO\n"); } if (reset_gpio) { - /* Toggle ulpi to reset the phy. */ - gpiod_set_value_cansleep(reset_gpio, 1); usleep_range(5000, 10000); gpiod_set_value_cansleep(reset_gpio, 0); usleep_range(5000, 10000); diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 18eccca5eab4..d431758b9e1a 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -548,6 +548,7 @@ static int dwc3_gadget_set_xfer_resource(struct dwc3_ep *dep) int dwc3_gadget_start_config(struct dwc3 *dwc, unsigned int resource_index) { struct dwc3_gadget_ep_cmd_params params; + struct dwc3_ep *dep; u32 cmd; int i; int ret; @@ -564,8 +565,13 @@ int dwc3_gadget_start_config(struct dwc3 *dwc, unsigned int resource_index) return ret; /* Reset resource allocation flags */ - for (i = resource_index; i < dwc->num_eps && dwc->eps[i]; i++) - dwc->eps[i]->flags &= ~DWC3_EP_RESOURCE_ALLOCATED; + for (i = resource_index; i < dwc->num_eps; i++) { + dep = dwc->eps[i]; + if (!dep) + continue; + + dep->flags &= ~DWC3_EP_RESOURCE_ALLOCATED; + } return 0; } @@ -714,9 +720,11 @@ void dwc3_gadget_clear_tx_fifos(struct dwc3 *dwc) dwc->last_fifo_depth = fifo_depth; /* Clear existing TXFIFO for all IN eps except ep0 */ - for (num = 3; num < min_t(int, dwc->num_eps, DWC3_ENDPOINTS_NUM); - num += 2) { + for (num = 3; num < min_t(int, dwc->num_eps, DWC3_ENDPOINTS_NUM); num += 2) { dep = dwc->eps[num]; + if (!dep) + continue; + /* Don't change TXFRAMNUM on usb31 version */ size = DWC3_IP_IS(DWC3) ? 0 : dwc3_readl(dwc->regs, DWC3_GTXFIFOSIZ(num >> 1)) & @@ -3534,6 +3542,8 @@ out: for (i = 0; i < DWC3_ENDPOINTS_NUM; i++) { dep = dwc->eps[i]; + if (!dep) + continue; if (!(dep->flags & DWC3_EP_ENABLED)) continue; @@ -3722,6 +3732,10 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc, u8 epnum = event->endpoint_number; dep = dwc->eps[epnum]; + if (!dep) { + dev_warn(dwc->dev, "spurious event, endpoint %u is not allocated\n", epnum); + return; + } if (!(dep->flags & DWC3_EP_ENABLED)) { if ((epnum > 1) && !(dep->flags & DWC3_EP_TRANSFER_STARTED)) @@ -4418,6 +4432,12 @@ static irqreturn_t dwc3_check_event_buf(struct dwc3_event_buffer *evt) if (!count) return IRQ_NONE; + if (count > evt->length) { + dev_err_ratelimited(dwc->dev, "invalid count(%u) > evt->length(%u)\n", + count, evt->length); + return IRQ_NONE; + } + evt->count = count; evt->flags |= DWC3_EVENT_PENDING; diff --git a/drivers/usb/gadget/udc/aspeed-vhub/dev.c b/drivers/usb/gadget/udc/aspeed-vhub/dev.c index 4f3bc27c1c62..73664a123c7a 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/dev.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/dev.c @@ -549,6 +549,9 @@ int ast_vhub_init_dev(struct ast_vhub *vhub, unsigned int idx) d->vhub = vhub; d->index = idx; d->name = devm_kasprintf(parent, GFP_KERNEL, "port%d", idx+1); + if (!d->name) + return -ENOMEM; + d->regs = vhub->regs + 0x100 + 0x10 * idx; ast_vhub_init_ep0(vhub, &d->ep0, d); diff --git a/drivers/usb/host/max3421-hcd.c b/drivers/usb/host/max3421-hcd.c index ab12d76b01fb..8aaafba058aa 100644 --- a/drivers/usb/host/max3421-hcd.c +++ b/drivers/usb/host/max3421-hcd.c @@ -1955,6 +1955,12 @@ max3421_remove(struct spi_device *spi) usb_put_hcd(hcd); } +static const struct spi_device_id max3421_spi_ids[] = { + { "max3421" }, + { }, +}; +MODULE_DEVICE_TABLE(spi, max3421_spi_ids); + static const struct of_device_id max3421_of_match_table[] = { { .compatible = "maxim,max3421", }, {}, @@ -1964,6 +1970,7 @@ MODULE_DEVICE_TABLE(of, max3421_of_match_table); static struct spi_driver max3421_driver = { .probe = max3421_probe, .remove = max3421_remove, + .id_table = max3421_spi_ids, .driver = { .name = "max3421-hcd", .of_match_table = of_match_ptr(max3421_of_match_table), diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c index d7b4f40f9ff4..747d6a0cbb60 100644 --- a/drivers/usb/host/ohci-pci.c +++ b/drivers/usb/host/ohci-pci.c @@ -165,6 +165,25 @@ static int ohci_quirk_amd700(struct usb_hcd *hcd) return 0; } +static int ohci_quirk_loongson(struct usb_hcd *hcd) +{ + struct pci_dev *pdev = to_pci_dev(hcd->self.controller); + + /* + * Loongson's LS7A OHCI controller (rev 0x02) has a + * flaw. MMIO register with offset 0x60/64 is treated + * as legacy PS2-compatible keyboard/mouse interface. + * Since OHCI only use 4KB BAR resource, LS7A OHCI's + * 32KB BAR is wrapped around (the 2nd 4KB BAR space + * is the same as the 1st 4KB internally). So add 4KB + * offset (0x1000) to the OHCI registers as a quirk. + */ + if (pdev->revision == 0x2) + hcd->regs += SZ_4K; /* SZ_4K = 0x1000 */ + + return 0; +} + static int ohci_quirk_qemu(struct usb_hcd *hcd) { struct ohci_hcd *ohci = hcd_to_ohci(hcd); @@ -224,6 +243,10 @@ static const struct pci_device_id ohci_pci_quirks[] = { PCI_DEVICE(PCI_VENDOR_ID_ATI, 0x4399), .driver_data = (unsigned long)ohci_quirk_amd700, }, + { + PCI_DEVICE(PCI_VENDOR_ID_LOONGSON, 0x7a24), + .driver_data = (unsigned long)ohci_quirk_loongson, + }, { .vendor = PCI_VENDOR_ID_APPLE, .device = 0x003f, diff --git a/drivers/usb/host/xhci-mvebu.c b/drivers/usb/host/xhci-mvebu.c index 87f1597a0e5a..257e4d79971f 100644 --- a/drivers/usb/host/xhci-mvebu.c +++ b/drivers/usb/host/xhci-mvebu.c @@ -73,13 +73,3 @@ int xhci_mvebu_mbus_init_quirk(struct usb_hcd *hcd) return 0; } - -int xhci_mvebu_a3700_init_quirk(struct usb_hcd *hcd) -{ - struct xhci_hcd *xhci = hcd_to_xhci(hcd); - - /* Without reset on resume, the HC won't work at all */ - xhci->quirks |= XHCI_RESET_ON_RESUME; - - return 0; -} diff --git a/drivers/usb/host/xhci-mvebu.h b/drivers/usb/host/xhci-mvebu.h index 3be021793cc8..9d26e22c4842 100644 --- a/drivers/usb/host/xhci-mvebu.h +++ b/drivers/usb/host/xhci-mvebu.h @@ -12,16 +12,10 @@ struct usb_hcd; #if IS_ENABLED(CONFIG_USB_XHCI_MVEBU) int xhci_mvebu_mbus_init_quirk(struct usb_hcd *hcd); -int xhci_mvebu_a3700_init_quirk(struct usb_hcd *hcd); #else static inline int xhci_mvebu_mbus_init_quirk(struct usb_hcd *hcd) { return 0; } - -static inline int xhci_mvebu_a3700_init_quirk(struct usb_hcd *hcd) -{ - return 0; -} #endif #endif /* __LINUX_XHCI_MVEBU_H */ diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 7777b06e0d02..53a2600c04e6 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -111,7 +111,7 @@ static const struct xhci_plat_priv xhci_plat_marvell_armada = { }; static const struct xhci_plat_priv xhci_plat_marvell_armada3700 = { - .init_quirk = xhci_mvebu_a3700_init_quirk, + .quirks = XHCI_RESET_ON_RESUME, }; static const struct xhci_plat_priv xhci_plat_renesas_rcar_gen2 = { diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index f1498b511a81..56e1c574f667 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1093,6 +1093,8 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 1) }, { USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 2) }, { USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 3) }, + /* Abacus Electrics */ + { USB_DEVICE(FTDI_VID, ABACUS_OPTICAL_PROBE_PID) }, { } /* Terminating entry */ }; diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 52be47d684ea..9acb6f837327 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -442,6 +442,11 @@ #define LINX_FUTURE_1_PID 0xF44B /* Linx future device */ #define LINX_FUTURE_2_PID 0xF44C /* Linx future device */ +/* + * Abacus Electrics + */ +#define ABACUS_OPTICAL_PROBE_PID 0xf458 /* ABACUS ELECTRICS Optical Probe */ + /* * Oceanic product ids */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 715738d70cbf..b09d95da2fe5 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -611,6 +611,7 @@ static void option_instat_callback(struct urb *urb); /* Sierra Wireless products */ #define SIERRA_VENDOR_ID 0x1199 #define SIERRA_PRODUCT_EM9191 0x90d3 +#define SIERRA_PRODUCT_EM9291 0x90e3 /* UNISOC (Spreadtrum) products */ #define UNISOC_VENDOR_ID 0x1782 @@ -2432,6 +2433,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x30) }, { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x40) }, { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0, 0) }, + { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9291, 0xff, 0xff, 0x30) }, + { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9291, 0xff, 0xff, 0x40) }, { USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, TOZED_PRODUCT_LT70C, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, LUAT_PRODUCT_AIR720U, 0xff, 0, 0) }, { USB_DEVICE_INTERFACE_CLASS(0x1bbb, 0x0530, 0xff), /* TCL IK512 MBIM */ diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c index 24b8772a345e..bac5ab6377ae 100644 --- a/drivers/usb/serial/usb-serial-simple.c +++ b/drivers/usb/serial/usb-serial-simple.c @@ -101,6 +101,11 @@ DEVICE(nokia, NOKIA_IDS); { USB_DEVICE(0x09d7, 0x0100) } /* NovAtel FlexPack GPS */ DEVICE_N(novatel_gps, NOVATEL_IDS, 3); +/* OWON electronic test and measurement equipment driver */ +#define OWON_IDS() \ + { USB_DEVICE(0x5345, 0x1234) } /* HDS200 oscilloscopes and others */ +DEVICE(owon, OWON_IDS); + /* Siemens USB/MPI adapter */ #define SIEMENS_IDS() \ { USB_DEVICE(0x908, 0x0004) } @@ -135,6 +140,7 @@ static struct usb_serial_driver * const serial_drivers[] = { &motorola_tetra_device, &nokia_device, &novatel_gps_device, + &owon_device, &siemens_mpi_device, &suunto_device, &vivopay_device, @@ -154,6 +160,7 @@ static const struct usb_device_id id_table[] = { MOTOROLA_TETRA_IDS(), NOKIA_IDS(), NOVATEL_IDS(), + OWON_IDS(), SIEMENS_IDS(), SUUNTO_IDS(), VIVOPAY_IDS(), diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h index 1f8c9b16a0fb..d460d71b4257 100644 --- a/drivers/usb/storage/unusual_uas.h +++ b/drivers/usb/storage/unusual_uas.h @@ -83,6 +83,13 @@ UNUSUAL_DEV(0x0bc2, 0x331a, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NO_REPORT_LUNS), +/* Reported-by: Oliver Neukum */ +UNUSUAL_DEV(0x125f, 0xa94a, 0x0160, 0x0160, + "ADATA", + "Portable HDD CH94", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_NO_ATA_1X), + /* Reported-by: Benjamin Tissoires */ UNUSUAL_DEV(0x13fd, 0x3940, 0x0000, 0x9999, "Initio Corporation", diff --git a/drivers/vdpa/mlx5/core/mr.c b/drivers/vdpa/mlx5/core/mr.c index b6ac21b0322d..8cc84840efe8 100644 --- a/drivers/vdpa/mlx5/core/mr.c +++ b/drivers/vdpa/mlx5/core/mr.c @@ -166,9 +166,12 @@ again: klm->bcount = cpu_to_be32(klm_bcount(dmr->end - dmr->start)); preve = dmr->end; } else { + u64 bcount = min_t(u64, dmr->start - preve, MAX_KLM_SIZE); + klm->key = cpu_to_be32(mvdev->res.null_mkey); - klm->bcount = cpu_to_be32(klm_bcount(dmr->start - preve)); - preve = dmr->start; + klm->bcount = cpu_to_be32(klm_bcount(bcount)); + preve += bcount; + goto again; } } diff --git a/drivers/video/backlight/led_bl.c b/drivers/video/backlight/led_bl.c index f54d256e2d54..589dae9ebb63 100644 --- a/drivers/video/backlight/led_bl.c +++ b/drivers/video/backlight/led_bl.c @@ -217,7 +217,7 @@ static int led_bl_probe(struct platform_device *pdev) return 0; } -static int led_bl_remove(struct platform_device *pdev) +static void led_bl_remove(struct platform_device *pdev) { struct led_bl_data *priv = platform_get_drvdata(pdev); struct backlight_device *bl = priv->bl_dev; @@ -226,10 +226,11 @@ static int led_bl_remove(struct platform_device *pdev) backlight_device_unregister(bl); led_bl_power_off(priv); - for (i = 0; i < priv->nb_leds; i++) + for (i = 0; i < priv->nb_leds; i++) { + mutex_lock(&priv->leds[i]->led_access); led_sysfs_enable(priv->leds[i]); - - return 0; + mutex_unlock(&priv->leds[i]->led_access); + } } static const struct of_device_id led_bl_of_match[] = { @@ -245,7 +246,7 @@ static struct platform_driver led_bl_driver = { .of_match_table = of_match_ptr(led_bl_of_match), }, .probe = led_bl_probe, - .remove = led_bl_remove, + .remove_new = led_bl_remove, }; module_platform_driver(led_bl_driver); diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dispc.c b/drivers/video/fbdev/omap2/omapfb/dss/dispc.c index 92fb6b7e1f68..a6225f962190 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dispc.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dispc.c @@ -2749,9 +2749,13 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, bool mem_to_mem) { int r; - enum omap_overlay_caps caps = dss_feat_get_overlay_caps(plane); + enum omap_overlay_caps caps; enum omap_channel channel; + if (plane == OMAP_DSS_WB) + return -EINVAL; + + caps = dss_feat_get_overlay_caps(plane); channel = dispc_ovl_get_channel_out(plane); DSSDBG("dispc_ovl_setup %d, pa %pad, pa_uv %pad, sw %d, %d,%d, %dx%d ->" diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index d5d7c402b651..ab135c3e4341 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -271,7 +271,7 @@ config XEN_PRIVCMD config XEN_ACPI_PROCESSOR tristate "Xen ACPI processor" - depends on XEN && XEN_PV_DOM0 && X86 && ACPI_PROCESSOR && CPU_FREQ + depends on XEN && XEN_DOM0 && X86 && ACPI_PROCESSOR && CPU_FREQ default m help This ACPI processor uploads Power Management information to the Xen diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index fe52c8cbf136..0893c1012de6 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -112,7 +112,7 @@ static int is_xen_swiotlb_buffer(struct device *dev, dma_addr_t dma_addr) } #ifdef CONFIG_X86 -int __init xen_swiotlb_fixup(void *buf, unsigned long nslabs) +int xen_swiotlb_fixup(void *buf, unsigned long nslabs) { int rc; unsigned int order = get_order(IO_TLB_SEGSIZE << IO_TLB_SHIFT); diff --git a/drivers/xen/xenfs/xensyms.c b/drivers/xen/xenfs/xensyms.c index c6c73a33c44d..18bc11756ad3 100644 --- a/drivers/xen/xenfs/xensyms.c +++ b/drivers/xen/xenfs/xensyms.c @@ -48,7 +48,7 @@ static int xensyms_next_sym(struct xensyms *xs) return -ENOMEM; set_xen_guest_handle(symdata->name, xs->name); - symdata->symnum--; /* Rewind */ + symdata->symnum = symnum; /* Rewind */ ret = HYPERVISOR_platform_op(&xs->op); if (ret < 0) @@ -78,7 +78,7 @@ static void *xensyms_next(struct seq_file *m, void *p, loff_t *pos) { struct xensyms *xs = (struct xensyms *)m->private; - xs->op.u.symdata.symnum = ++(*pos); + *pos = xs->op.u.symdata.symnum; if (xensyms_next_sym(xs)) return NULL; diff --git a/fs/Kconfig b/fs/Kconfig index 7d27482f8814..410a8f5538be 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -348,6 +348,7 @@ config GRACE_PERIOD config LOCKD tristate depends on FILE_LOCKING + select CRC32 select GRACE_PERIOD config LOCKD_V4 diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 30fe5ebc3650..de4f590fe30f 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -4661,6 +4661,18 @@ void __cold close_ctree(struct btrfs_fs_info *fs_info) */ btrfs_flush_workqueue(fs_info->delalloc_workers); + /* + * When finishing a compressed write bio we schedule a work queue item + * to finish an ordered extent - btrfs_finish_compressed_write_work() + * calls btrfs_finish_ordered_extent() which in turns does a call to + * btrfs_queue_ordered_fn(), and that queues the ordered extent + * completion either in the endio_write_workers work queue or in the + * fs_info->endio_freespace_worker work queue. We flush those queues + * below, so before we flush them we must flush this queue for the + * workers of compressed writes. + */ + flush_workqueue(fs_info->compressed_write_workers); + /* * After we parked the cleaner kthread, ordered extents may have * completed and created new delayed iputs. If one of the async reclaim diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 9e06d1a0d373..3814f09dc4ae 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -2224,15 +2224,20 @@ static void btrfs_punch_hole_lock_range(struct inode *inode, * will always return true. * So here we need to do extra page alignment for * filemap_range_has_page(). + * + * And do not decrease page_lockend right now, as it can be 0. */ const u64 page_lockstart = round_up(lockstart, PAGE_SIZE); - const u64 page_lockend = round_down(lockend + 1, PAGE_SIZE) - 1; + const u64 page_lockend = round_down(lockend + 1, PAGE_SIZE); while (1) { truncate_pagecache_range(inode, lockstart, lockend); lock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend, cached_state); + /* The same page or adjacent pages. */ + if (page_lockend <= page_lockstart) + break; /* * We can't have ordered extents in the range, nor dirty/writeback * pages, because we have locked the inode's VFS lock in exclusive @@ -2244,7 +2249,7 @@ static void btrfs_punch_hole_lock_range(struct inode *inode, * we do, unlock the range and retry. */ if (!filemap_range_has_page(inode->i_mapping, page_lockstart, - page_lockend)) + page_lockend - 1)) break; unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend, diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index a13ab3abef12..2195e07803b8 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -1428,6 +1428,7 @@ out_unlock: locked_page, clear_bits, page_ops); + btrfs_qgroup_free_data(inode, NULL, start, cur_alloc_size, NULL); start += cur_alloc_size; } @@ -1441,6 +1442,7 @@ out_unlock: clear_bits |= EXTENT_CLEAR_DATA_RESV; extent_clear_unlock_delalloc(inode, start, end, locked_page, clear_bits, page_ops); + btrfs_qgroup_free_data(inode, NULL, start, end - start + 1, NULL); } return ret; } @@ -2168,13 +2170,15 @@ error: if (nocow) btrfs_dec_nocow_writers(bg); - if (ret && cur_offset < end) + if (ret && cur_offset < end) { extent_clear_unlock_delalloc(inode, cur_offset, end, locked_page, EXTENT_LOCKED | EXTENT_DELALLOC | EXTENT_DEFRAG | EXTENT_DO_ACCOUNTING, PAGE_UNLOCK | PAGE_START_WRITEBACK | PAGE_END_WRITEBACK); + btrfs_qgroup_free_data(inode, NULL, cur_offset, end - cur_offset + 1, NULL); + } btrfs_free_path(path); return ret; } diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index b0842a653405..f72579865825 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -1642,8 +1642,7 @@ static int btrfs_show_options(struct seq_file *seq, struct dentry *dentry) subvol_name = btrfs_get_subvol_name_from_objectid(info, BTRFS_I(d_inode(dentry))->root->root_key.objectid); if (!IS_ERR(subvol_name)) { - seq_puts(seq, ",subvol="); - seq_escape(seq, subvol_name, " \t\n\\"); + seq_show_option(seq, "subvol", subvol_name); kfree(subvol_name); } return 0; diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c index 794526ab90d2..1dff64e62047 100644 --- a/fs/btrfs/zoned.c +++ b/fs/btrfs/zoned.c @@ -1909,6 +1909,9 @@ bool btrfs_zone_activate(struct btrfs_block_group *block_group) device = map->stripes[i].dev; physical = map->stripes[i].physical; + if (!device->bdev) + continue; + if (device->zone_info->max_active_zones == 0) continue; @@ -2052,6 +2055,9 @@ static int do_zone_finish(struct btrfs_block_group *block_group, bool fully_writ struct btrfs_device *device = map->stripes[i].dev; const u64 physical = map->stripes[i].physical; + if (!device->bdev) + continue; + if (device->zone_info->max_active_zones == 0) continue; diff --git a/fs/ext4/block_validity.c b/fs/ext4/block_validity.c index 6fe3c941b565..4d6ba140276b 100644 --- a/fs/ext4/block_validity.c +++ b/fs/ext4/block_validity.c @@ -351,10 +351,9 @@ int ext4_check_blockref(const char *function, unsigned int line, { __le32 *bref = p; unsigned int blk; + journal_t *journal = EXT4_SB(inode->i_sb)->s_journal; - if (ext4_has_feature_journal(inode->i_sb) && - (inode->i_ino == - le32_to_cpu(EXT4_SB(inode->i_sb)->s_es->s_journal_inum))) + if (journal && inode == journal->j_inode) return 0; while (bref < p+max) { diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 264933ed1a10..73d8a7b42c50 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -406,10 +406,11 @@ static int __check_block_validity(struct inode *inode, const char *func, unsigned int line, struct ext4_map_blocks *map) { - if (ext4_has_feature_journal(inode->i_sb) && - (inode->i_ino == - le32_to_cpu(EXT4_SB(inode->i_sb)->s_es->s_journal_inum))) + journal_t *journal = EXT4_SB(inode->i_sb)->s_journal; + + if (journal && inode == journal->j_inode) return 0; + if (!ext4_inode_block_valid(inode, map->m_pblk, map->m_len)) { ext4_error_inode(inode, func, line, map->m_pblk, "lblock %lu mapped to illegal pblock %llu " @@ -4778,22 +4779,43 @@ static inline void ext4_inode_set_iversion_queried(struct inode *inode, u64 val) inode_set_iversion_queried(inode, val); } -static const char *check_igot_inode(struct inode *inode, ext4_iget_flags flags) - +static int check_igot_inode(struct inode *inode, ext4_iget_flags flags, + const char *function, unsigned int line) { + const char *err_str; + if (flags & EXT4_IGET_EA_INODE) { - if (!(EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) - return "missing EA_INODE flag"; + if (!(EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) { + err_str = "missing EA_INODE flag"; + goto error; + } if (ext4_test_inode_state(inode, EXT4_STATE_XATTR) || - EXT4_I(inode)->i_file_acl) - return "ea_inode with extended attributes"; + EXT4_I(inode)->i_file_acl) { + err_str = "ea_inode with extended attributes"; + goto error; + } } else { - if ((EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) - return "unexpected EA_INODE flag"; + if ((EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) { + /* + * open_by_handle_at() could provide an old inode number + * that has since been reused for an ea_inode; this does + * not indicate filesystem corruption + */ + if (flags & EXT4_IGET_HANDLE) + return -ESTALE; + err_str = "unexpected EA_INODE flag"; + goto error; + } } - if (is_bad_inode(inode) && !(flags & EXT4_IGET_BAD)) - return "unexpected bad inode w/o EXT4_IGET_BAD"; - return NULL; + if (is_bad_inode(inode) && !(flags & EXT4_IGET_BAD)) { + err_str = "unexpected bad inode w/o EXT4_IGET_BAD"; + goto error; + } + return 0; + +error: + ext4_error_inode(inode, function, line, 0, err_str); + return -EFSCORRUPTED; } struct inode *__ext4_iget(struct super_block *sb, unsigned long ino, @@ -4805,7 +4827,6 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino, struct ext4_inode_info *ei; struct ext4_super_block *es = EXT4_SB(sb)->s_es; struct inode *inode; - const char *err_str; journal_t *journal = EXT4_SB(sb)->s_journal; long ret; loff_t size; @@ -4834,10 +4855,10 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino, if (!inode) return ERR_PTR(-ENOMEM); if (!(inode->i_state & I_NEW)) { - if ((err_str = check_igot_inode(inode, flags)) != NULL) { - ext4_error_inode(inode, function, line, 0, err_str); + ret = check_igot_inode(inode, flags, function, line); + if (ret) { iput(inode); - return ERR_PTR(-EFSCORRUPTED); + return ERR_PTR(ret); } return inode; } @@ -5109,13 +5130,21 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino, ret = -EFSCORRUPTED; goto bad_inode; } - if ((err_str = check_igot_inode(inode, flags)) != NULL) { - ext4_error_inode(inode, function, line, 0, err_str); - ret = -EFSCORRUPTED; - goto bad_inode; + ret = check_igot_inode(inode, flags, function, line); + /* + * -ESTALE here means there is nothing inherently wrong with the inode, + * it's just not an inode we can return for an fhandle lookup. + */ + if (ret == -ESTALE) { + brelse(iloc.bh); + unlock_new_inode(inode); + iput(inode); + return ERR_PTR(-ESTALE); } - + if (ret) + goto bad_inode; brelse(iloc.bh); + unlock_new_inode(inode); return inode; diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index b6a8b6c851cc..b8683c5acffe 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -2041,7 +2041,7 @@ static struct ext4_dir_entry_2 *do_split(handle_t *handle, struct inode *dir, * split it in half by count; each resulting block will have at least * half the space free. */ - if (i > 0) + if (i >= 0) split = count - move; else split = count/2; diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 90126977d9c2..d2363b325cd8 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -6797,12 +6797,25 @@ static int ext4_release_dquot(struct dquot *dquot) { int ret, err; handle_t *handle; + bool freeze_protected = false; + + /* + * Trying to sb_start_intwrite() in a running transaction + * can result in a deadlock. Further, running transactions + * are already protected from freezing. + */ + if (!ext4_journal_current_handle()) { + sb_start_intwrite(dquot->dq_sb); + freeze_protected = true; + } handle = ext4_journal_start(dquot_to_inode(dquot), EXT4_HT_QUOTA, EXT4_QUOTA_DEL_BLOCKS(dquot->dq_sb)); if (IS_ERR(handle)) { /* Release dquot anyway to avoid endless cycle in dqput() */ dquot_release(dquot); + if (freeze_protected) + sb_end_intwrite(dquot->dq_sb); return PTR_ERR(handle); } ret = dquot_release(dquot); @@ -6813,6 +6826,10 @@ static int ext4_release_dquot(struct dquot *dquot) err = ext4_journal_stop(handle); if (!ret) ret = err; + + if (freeze_protected) + sb_end_intwrite(dquot->dq_sb); + return ret; } diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 5598aec75775..95dbc7c9843b 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -1127,15 +1127,24 @@ ext4_xattr_inode_dec_ref_all(handle_t *handle, struct inode *parent, { struct inode *ea_inode; struct ext4_xattr_entry *entry; + struct ext4_iloc iloc; bool dirty = false; unsigned int ea_ino; int err; int credits; + void *end; + + if (block_csum) + end = (void *)bh->b_data + bh->b_size; + else { + ext4_get_inode_loc(parent, &iloc); + end = (void *)ext4_raw_inode(&iloc) + EXT4_SB(parent->i_sb)->s_inode_size; + } /* One credit for dec ref on ea_inode, one for orphan list addition, */ credits = 2 + extra_credits; - for (entry = first; !IS_LAST_ENTRY(entry); + for (entry = first; (void *)entry < end && !IS_LAST_ENTRY(entry); entry = EXT4_XATTR_NEXT(entry)) { if (!entry->e_value_inum) continue; diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c index d3e10049567f..f945dee0078d 100644 --- a/fs/f2fs/inode.c +++ b/fs/f2fs/inode.c @@ -698,8 +698,12 @@ retry: if (err == -ENOENT) return; + if (err == -EFSCORRUPTED) + goto stop_checkpoint; + if (err == -ENOMEM || ++count <= DEFAULT_RETRY_IO_COUNT) goto retry; +stop_checkpoint: f2fs_stop_checkpoint(sbi, false, STOP_CP_REASON_UPDATE_INODE); return; } diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index 06ec3ffa141e..49a248ce6481 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1114,7 +1114,14 @@ int f2fs_truncate_inode_blocks(struct inode *inode, pgoff_t from) trace_f2fs_truncate_inode_blocks_enter(inode, from); level = get_node_path(inode, from, offset, noffset); - if (level < 0) { + if (level <= 0) { + if (!level) { + level = -EFSCORRUPTED; + f2fs_err(sbi, "%s: inode ino=%lx has corrupted node block, from:%lu addrs:%u", + __func__, inode->i_ino, + from, ADDRS_PER_INODE(inode)); + set_sbi_flag(sbi, SBI_NEED_FSCK); + } trace_f2fs_truncate_inode_blocks_exit(inode, level); return level; } diff --git a/fs/file.c b/fs/file.c index 48f0b28da524..bf4a917ebf5a 100644 --- a/fs/file.c +++ b/fs/file.c @@ -361,17 +361,25 @@ struct files_struct *dup_fd(struct files_struct *oldf, struct fd_range *punch_ho old_fds = old_fdt->fd; new_fds = new_fdt->fd; + /* + * We may be racing against fd allocation from other threads using this + * files_struct, despite holding ->file_lock. + * + * alloc_fd() might have already claimed a slot, while fd_install() + * did not populate it yet. Note the latter operates locklessly, so + * the file can show up as we are walking the array below. + * + * At the same time we know no files will disappear as all other + * operations take the lock. + * + * Instead of trying to placate userspace racing with itself, we + * ref the file if we see it and mark the fd slot as unused otherwise. + */ for (i = open_files; i != 0; i--) { - struct file *f = *old_fds++; + struct file *f = rcu_dereference_raw(*old_fds++); if (f) { get_file(f); } else { - /* - * The fd may be claimed in the fd bitmap but not yet - * instantiated in the files array if a sibling thread - * is partway through open(). So make sure that this - * fd is available to the new process. - */ __clear_open_fd(open_files - i, new_fdt); } rcu_assign_pointer(*new_fds++, f); @@ -624,7 +632,7 @@ static struct file *pick_file(struct files_struct *files, unsigned fd) return NULL; fd = array_index_nospec(fd, fdt->max_fds); - file = fdt->fd[fd]; + file = rcu_dereference_raw(fdt->fd[fd]); if (file) { rcu_assign_pointer(fdt->fd[fd], NULL); __put_unused_fd(files, fd); @@ -1092,7 +1100,7 @@ __releases(&files->file_lock) */ fdt = files_fdtable(files); fd = array_index_nospec(fd, fdt->max_fds); - tofree = fdt->fd[fd]; + tofree = rcu_dereference_raw(fdt->fd[fd]); if (!tofree && fd_is_open(fd, fdt)) goto Ebusy; get_file(file); diff --git a/fs/fuse/virtio_fs.c b/fs/fuse/virtio_fs.c index 9bd7efd08503..0f5a5b0e7c16 100644 --- a/fs/fuse/virtio_fs.c +++ b/fs/fuse/virtio_fs.c @@ -1431,6 +1431,9 @@ static int virtio_fs_get_tree(struct fs_context *fsc) unsigned int virtqueue_size; int err = -EIO; + if (!fsc->source) + return invalf(fsc, "No source specified"); + /* This gets a reference on virtio_fs object. This ptr gets installed * in fc->iq->priv. Once fuse_conn is going away, it calls ->put() * to drop the reference to this object. diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c index 6add6ebfef89..cb823a8a6ba9 100644 --- a/fs/hfs/bnode.c +++ b/fs/hfs/bnode.c @@ -67,6 +67,12 @@ void hfs_bnode_read_key(struct hfs_bnode *node, void *key, int off) else key_len = tree->max_key_len + 1; + if (key_len > sizeof(hfs_btree_key) || key_len < 1) { + memset(key, 0, sizeof(hfs_btree_key)); + pr_err("hfs: Invalid key length: %d\n", key_len); + return; + } + hfs_bnode_read(node, key, off, key_len); } diff --git a/fs/hfsplus/bnode.c b/fs/hfsplus/bnode.c index 87974d5e6791..079ea80534f7 100644 --- a/fs/hfsplus/bnode.c +++ b/fs/hfsplus/bnode.c @@ -67,6 +67,12 @@ void hfs_bnode_read_key(struct hfs_bnode *node, void *key, int off) else key_len = tree->max_key_len + 2; + if (key_len > sizeof(hfsplus_btree_key) || key_len < 1) { + memset(key, 0, sizeof(hfsplus_btree_key)); + pr_err("hfsplus: Invalid key length: %d\n", key_len); + return; + } + hfs_bnode_read(node, key, off, key_len); } diff --git a/fs/isofs/export.c b/fs/isofs/export.c index 35768a63fb1d..421d247fae52 100644 --- a/fs/isofs/export.c +++ b/fs/isofs/export.c @@ -180,7 +180,7 @@ static struct dentry *isofs_fh_to_parent(struct super_block *sb, return NULL; return isofs_export_iget(sb, - fh_len > 2 ? ifid->parent_block : 0, + fh_len > 3 ? ifid->parent_block : 0, ifid->parent_offset, fh_len > 4 ? ifid->parent_generation : 0); } diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index 55ada2b88146..41ab2dfd1ac2 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -1711,7 +1711,6 @@ int jbd2_journal_update_sb_log_tail(journal_t *journal, tid_t tail_tid, /* Log is no longer empty */ write_lock(&journal->j_state_lock); - WARN_ON(!sb->s_sequence); journal->j_flags &= ~JBD2_FLUSHED; write_unlock(&journal->j_state_lock); diff --git a/fs/jfs/jfs_dinode.h b/fs/jfs/jfs_dinode.h index 6b231d0d0071..603aae17a693 100644 --- a/fs/jfs/jfs_dinode.h +++ b/fs/jfs/jfs_dinode.h @@ -96,7 +96,7 @@ struct dinode { #define di_gengen u._file._u1._imap._gengen union { - xtpage_t _xtroot; + xtroot_t _xtroot; struct { u8 unused[16]; /* 16: */ dxd_t _dxd; /* 16: */ diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c index 6509102e581a..5e32526174e8 100644 --- a/fs/jfs/jfs_dmap.c +++ b/fs/jfs/jfs_dmap.c @@ -204,6 +204,10 @@ int dbMount(struct inode *ipbmap) bmp->db_aglevel = le32_to_cpu(dbmp_le->dn_aglevel); bmp->db_agheight = le32_to_cpu(dbmp_le->dn_agheight); bmp->db_agwidth = le32_to_cpu(dbmp_le->dn_agwidth); + if (!bmp->db_agwidth) { + err = -EINVAL; + goto err_release_metapage; + } bmp->db_agstart = le32_to_cpu(dbmp_le->dn_agstart); bmp->db_agl2size = le32_to_cpu(dbmp_le->dn_agl2size); if (bmp->db_agl2size > L2MAXL2SIZE - L2MAXAG || @@ -3403,7 +3407,7 @@ int dbExtendFS(struct inode *ipbmap, s64 blkno, s64 nblocks) oldl2agsize = bmp->db_agl2size; bmp->db_agl2size = l2agsize; - bmp->db_agsize = 1 << l2agsize; + bmp->db_agsize = (s64)1 << l2agsize; /* compute new number of AG */ agno = bmp->db_numag; @@ -3666,8 +3670,8 @@ void dbFinalizeBmap(struct inode *ipbmap) * system size is not a multiple of the group size). */ inactfree = (inactags && ag_rem) ? - ((inactags - 1) << bmp->db_agl2size) + ag_rem - : inactags << bmp->db_agl2size; + (((s64)inactags - 1) << bmp->db_agl2size) + ag_rem + : ((s64)inactags << bmp->db_agl2size); /* determine how many free blocks are in the active * allocation groups plus the average number of free blocks diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c index c72e97f06579..9adb29e7862c 100644 --- a/fs/jfs/jfs_imap.c +++ b/fs/jfs/jfs_imap.c @@ -102,7 +102,7 @@ int diMount(struct inode *ipimap) * allocate/initialize the in-memory inode map control structure */ /* allocate the in-memory inode map control structure. */ - imap = kmalloc(sizeof(struct inomap), GFP_KERNEL); + imap = kzalloc(sizeof(struct inomap), GFP_KERNEL); if (imap == NULL) return -ENOMEM; @@ -456,7 +456,7 @@ struct inode *diReadSpecial(struct super_block *sb, ino_t inum, int secondary) dp += inum % 8; /* 8 inodes per 4K page */ /* copy on-disk inode to in-memory inode */ - if ((copy_from_dinode(dp, ip)) != 0) { + if ((copy_from_dinode(dp, ip) != 0) || (ip->i_nlink == 0)) { /* handle bad return by returning NULL for ip */ set_nlink(ip, 1); /* Don't want iput() deleting it */ iput(ip); @@ -673,7 +673,7 @@ int diWrite(tid_t tid, struct inode *ip) * This is the special xtree inside the directory for storing * the directory table */ - xtpage_t *p, *xp; + xtroot_t *p, *xp; xad_t *xad; jfs_ip->xtlid = 0; @@ -687,7 +687,7 @@ int diWrite(tid_t tid, struct inode *ip) * copy xtree root from inode to dinode: */ p = &jfs_ip->i_xtroot; - xp = (xtpage_t *) &dp->di_dirtable; + xp = (xtroot_t *) &dp->di_dirtable; lv = ilinelock->lv; for (n = 0; n < ilinelock->index; n++, lv++) { memcpy(&xp->xad[lv->offset], &p->xad[lv->offset], @@ -716,7 +716,7 @@ int diWrite(tid_t tid, struct inode *ip) * regular file: 16 byte (XAD slot) granularity */ if (type & tlckXTREE) { - xtpage_t *p, *xp; + xtroot_t *p, *xp; xad_t *xad; /* diff --git a/fs/jfs/jfs_incore.h b/fs/jfs/jfs_incore.h index 721def69e732..dd4264aa9bed 100644 --- a/fs/jfs/jfs_incore.h +++ b/fs/jfs/jfs_incore.h @@ -66,7 +66,7 @@ struct jfs_inode_info { lid_t xtlid; /* lid of xtree lock on directory */ union { struct { - xtpage_t _xtroot; /* 288: xtree root */ + xtroot_t _xtroot; /* 288: xtree root */ struct inomap *_imap; /* 4: inode map header */ } file; struct { diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c index ce4b4760fcb1..dccc8b3f1045 100644 --- a/fs/jfs/jfs_txnmgr.c +++ b/fs/jfs/jfs_txnmgr.c @@ -783,7 +783,7 @@ struct tlock *txLock(tid_t tid, struct inode *ip, struct metapage * mp, if (mp->xflag & COMMIT_PAGE) p = (xtpage_t *) mp->data; else - p = &jfs_ip->i_xtroot; + p = (xtpage_t *) &jfs_ip->i_xtroot; xtlck->lwm.offset = le16_to_cpu(p->header.nextindex); } @@ -1676,7 +1676,7 @@ static void xtLog(struct jfs_log * log, struct tblock * tblk, struct lrd * lrd, if (tlck->type & tlckBTROOT) { lrd->log.redopage.type |= cpu_to_le16(LOG_BTROOT); - p = &JFS_IP(ip)->i_xtroot; + p = (xtpage_t *) &JFS_IP(ip)->i_xtroot; if (S_ISDIR(ip->i_mode)) lrd->log.redopage.type |= cpu_to_le16(LOG_DIR_XTREE); diff --git a/fs/jfs/jfs_xtree.c b/fs/jfs/jfs_xtree.c index 2d304cee884c..5ee618d17e77 100644 --- a/fs/jfs/jfs_xtree.c +++ b/fs/jfs/jfs_xtree.c @@ -1213,7 +1213,7 @@ xtSplitRoot(tid_t tid, struct xtlock *xtlck; int rc; - sp = &JFS_IP(ip)->i_xtroot; + sp = (xtpage_t *) &JFS_IP(ip)->i_xtroot; INCREMENT(xtStat.split); @@ -2098,7 +2098,7 @@ int xtAppend(tid_t tid, /* transaction id */ */ void xtInitRoot(tid_t tid, struct inode *ip) { - xtpage_t *p; + xtroot_t *p; /* * acquire a transaction lock on the root diff --git a/fs/jfs/jfs_xtree.h b/fs/jfs/jfs_xtree.h index 142caafc73b1..15da4e16d8b2 100644 --- a/fs/jfs/jfs_xtree.h +++ b/fs/jfs/jfs_xtree.h @@ -65,24 +65,33 @@ struct xadlist { #define XTPAGEMAXSLOT 256 #define XTENTRYSTART 2 +struct xtheader { + __le64 next; /* 8: */ + __le64 prev; /* 8: */ + + u8 flag; /* 1: */ + u8 rsrvd1; /* 1: */ + __le16 nextindex; /* 2: next index = number of entries */ + __le16 maxentry; /* 2: max number of entries */ + __le16 rsrvd2; /* 2: */ + + pxd_t self; /* 8: self */ +}; + +/* + * xtree root (in inode): + */ +typedef union { + struct xtheader header; + xad_t xad[XTROOTMAXSLOT]; /* 16 * maxentry: xad array */ +} xtroot_t; + /* * xtree page: */ typedef union { - struct xtheader { - __le64 next; /* 8: */ - __le64 prev; /* 8: */ - - u8 flag; /* 1: */ - u8 rsrvd1; /* 1: */ - __le16 nextindex; /* 2: next index = number of entries */ - __le16 maxentry; /* 2: max number of entries */ - __le16 rsrvd2; /* 2: */ - - pxd_t self; /* 8: self */ - } header; /* (32) */ - - xad_t xad[XTROOTMAXSLOT]; /* 16 * maxentry: xad array */ + struct xtheader header; + xad_t xad[XTPAGEMAXSLOT]; /* 16 * maxentry: xad array */ } xtpage_t; /* diff --git a/fs/namespace.c b/fs/namespace.c index 59a9f877738b..57166cc7e511 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1777,6 +1777,7 @@ static void warn_mandlock(void) static int can_umount(const struct path *path, int flags) { struct mount *mnt = real_mount(path->mnt); + struct super_block *sb = path->dentry->d_sb; if (!may_mount()) return -EPERM; @@ -1786,7 +1787,7 @@ static int can_umount(const struct path *path, int flags) return -EINVAL; if (mnt->mnt.mnt_flags & MNT_LOCKED) /* Check optimistically */ return -EINVAL; - if (flags & MNT_FORCE && !capable(CAP_SYS_ADMIN)) + if (flags & MNT_FORCE && !ns_capable(sb->s_user_ns, CAP_SYS_ADMIN)) return -EPERM; return 0; } diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig index 14a72224b657..899e25e9b4eb 100644 --- a/fs/nfs/Kconfig +++ b/fs/nfs/Kconfig @@ -2,6 +2,7 @@ config NFS_FS tristate "NFS client support" depends on INET && FILE_LOCKING && MULTIUSER + select CRC32 select LOCKD select SUNRPC select NFS_ACL_SUPPORT if NFS_V3_ACL @@ -194,7 +195,6 @@ config NFS_USE_KERNEL_DNS config NFS_DEBUG bool depends on NFS_FS && SUNRPC_DEBUG - select CRC32 default y config NFS_DISABLE_UDP_SUPPORT diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 7fa23a6368e0..ece517ebcca0 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -826,33 +826,11 @@ u64 nfs_timespec_to_change_attr(const struct timespec64 *ts) return ((u64)ts->tv_sec << 30) + ts->tv_nsec; } -#ifdef CONFIG_CRC32 -/** - * nfs_fhandle_hash - calculate the crc32 hash for the filehandle - * @fh - pointer to filehandle - * - * returns a crc32 hash for the filehandle that is compatible with - * the one displayed by "wireshark". - */ -static inline u32 nfs_fhandle_hash(const struct nfs_fh *fh) -{ - return ~crc32_le(0xFFFFFFFF, &fh->data[0], fh->size); -} static inline u32 nfs_stateid_hash(const nfs4_stateid *stateid) { return ~crc32_le(0xFFFFFFFF, &stateid->other[0], NFS4_STATEID_OTHER_SIZE); } -#else -static inline u32 nfs_fhandle_hash(const struct nfs_fh *fh) -{ - return 0; -} -static inline u32 nfs_stateid_hash(nfs4_stateid *stateid) -{ - return 0; -} -#endif static inline bool nfs_error_is_fatal(int err) { diff --git a/fs/nfs/nfs4session.h b/fs/nfs/nfs4session.h index 351616c61df5..f9c291e2165c 100644 --- a/fs/nfs/nfs4session.h +++ b/fs/nfs/nfs4session.h @@ -148,16 +148,12 @@ static inline void nfs4_copy_sessionid(struct nfs4_sessionid *dst, memcpy(dst->data, src->data, NFS4_MAX_SESSIONID_LEN); } -#ifdef CONFIG_CRC32 /* * nfs_session_id_hash - calculate the crc32 hash for the session id * @session - pointer to session */ #define nfs_session_id_hash(sess_id) \ (~crc32_le(0xFFFFFFFF, &(sess_id)->data[0], sizeof((sess_id)->data))) -#else -#define nfs_session_id_hash(session) (0) -#endif #else /* defined(CONFIG_NFS_V4_1) */ static inline int nfs4_init_session(struct nfs_client *clp) diff --git a/fs/nfsd/Kconfig b/fs/nfsd/Kconfig index 7c441f2bd444..4f704f868d9c 100644 --- a/fs/nfsd/Kconfig +++ b/fs/nfsd/Kconfig @@ -4,6 +4,7 @@ config NFSD depends on INET depends on FILE_LOCKING depends on FSNOTIFY + select CRC32 select LOCKD select SUNRPC select EXPORTFS diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 628d20574a91..bdee95d714d0 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -4941,7 +4941,7 @@ static void nfsd_break_one_deleg(struct nfs4_delegation *dp) queued = nfsd4_run_cb(&dp->dl_recall); WARN_ON_ONCE(!queued); if (!queued) - nfs4_put_stid(&dp->dl_stid); + refcount_dec(&dp->dl_stid.sc_count); } /* Called from break_lease() with flc_lock held. */ diff --git a/fs/nfsd/nfsfh.h b/fs/nfsd/nfsfh.h index 513e028b0bbe..40aee06ebd95 100644 --- a/fs/nfsd/nfsfh.h +++ b/fs/nfsd/nfsfh.h @@ -263,7 +263,6 @@ static inline bool fh_fsid_match(const struct knfsd_fh *fh1, return true; } -#ifdef CONFIG_CRC32 /** * knfsd_fh_hash - calculate the crc32 hash for the filehandle * @fh - pointer to filehandle @@ -275,12 +274,6 @@ static inline u32 knfsd_fh_hash(const struct knfsd_fh *fh) { return ~crc32_le(0xFFFFFFFF, fh->fh_raw, fh->fh_size); } -#else -static inline u32 knfsd_fh_hash(const struct knfsd_fh *fh) -{ - return 0; -} -#endif /** * fh_clear_pre_post_attrs - Reset pre/post attributes diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index 72e25842f5dc..46eec986ec9c 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -354,6 +354,7 @@ static int ntfs_extend(struct inode *inode, loff_t pos, size_t count, } if (extend_init && !is_compressed(ni)) { + WARN_ON(ni->i_valid >= pos); err = ntfs_extend_initialized_size(file, ni, ni->i_valid, pos); if (err) goto out; diff --git a/fs/smb/client/cifs_dfs_ref.c b/fs/smb/client/cifs_dfs_ref.c index 020e71fe1454..876f9a43a99d 100644 --- a/fs/smb/client/cifs_dfs_ref.c +++ b/fs/smb/client/cifs_dfs_ref.c @@ -258,6 +258,31 @@ compose_mount_options_err: goto compose_mount_options_out; } +static int set_dest_addr(struct smb3_fs_context *ctx, const char *full_path) +{ + struct sockaddr *addr = (struct sockaddr *)&ctx->dstaddr; + char *str_addr = NULL; + int rc; + + rc = dns_resolve_server_name_to_ip(full_path, &str_addr, NULL); + if (rc < 0) + goto out; + + rc = cifs_convert_address(addr, str_addr, strlen(str_addr)); + if (!rc) { + cifs_dbg(FYI, "%s: failed to convert ip address\n", __func__); + rc = -EINVAL; + goto out; + } + + cifs_set_port(addr, ctx->port); + rc = 0; + +out: + kfree(str_addr); + return rc; +} + /* * Create a vfsmount that we can automount */ @@ -295,8 +320,7 @@ static struct vfsmount *cifs_dfs_do_automount(struct path *path) ctx = smb3_fc2context(fc); page = alloc_dentry_path(); - /* always use tree name prefix */ - full_path = build_path_from_dentry_optional_prefix(mntpt, page, true); + full_path = dfs_get_automount_devname(mntpt, page); if (IS_ERR(full_path)) { mnt = ERR_CAST(full_path); goto out; @@ -315,6 +339,12 @@ static struct vfsmount *cifs_dfs_do_automount(struct path *path) goto out; } + rc = set_dest_addr(ctx, full_path); + if (rc) { + mnt = ERR_PTR(rc); + goto out; + } + rc = smb3_parse_devname(full_path, ctx); if (!rc) mnt = fc_mount(fc); diff --git a/fs/smb/client/cifsproto.h b/fs/smb/client/cifsproto.h index f37e4da0fe40..d1fd54fb3cc1 100644 --- a/fs/smb/client/cifsproto.h +++ b/fs/smb/client/cifsproto.h @@ -57,8 +57,29 @@ extern void exit_cifs_idmap(void); extern int init_cifs_spnego(void); extern void exit_cifs_spnego(void); extern const char *build_path_from_dentry(struct dentry *, void *); +char *__build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, + const char *tree, int tree_len, + bool prefix); extern char *build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, bool prefix); + +#ifdef CONFIG_CIFS_DFS_UPCALL +static inline char *dfs_get_automount_devname(struct dentry *dentry, void *page) +{ + struct cifs_sb_info *cifs_sb = CIFS_SB(dentry->d_sb); + struct cifs_tcon *tcon = cifs_sb_master_tcon(cifs_sb); + struct TCP_Server_Info *server = tcon->ses->server; + + if (unlikely(!server->origin_fullpath)) + return ERR_PTR(-EREMOTE); + + return __build_path_from_dentry_optional_prefix(dentry, page, + server->origin_fullpath, + strlen(server->origin_fullpath), + true); +} +#endif + static inline void *alloc_dentry_path(void) { return __getname(); @@ -152,6 +173,8 @@ extern int cifs_get_writable_path(struct cifs_tcon *tcon, const char *name, extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool); extern int cifs_get_readable_path(struct cifs_tcon *tcon, const char *name, struct cifsFileInfo **ret_file); +extern int cifs_get_hardlink_path(struct cifs_tcon *tcon, struct inode *inode, + struct file *file); extern unsigned int smbCalcSize(void *buf); extern int decode_negTokenInit(unsigned char *security_blob, int length, struct TCP_Server_Info *server); diff --git a/fs/smb/client/connect.c b/fs/smb/client/connect.c index 01ce81f77e89..6aeb25006db8 100644 --- a/fs/smb/client/connect.c +++ b/fs/smb/client/connect.c @@ -2417,6 +2417,8 @@ static int match_tcon(struct cifs_tcon *tcon, struct smb3_fs_context *ctx) return 0; if (tcon->nodelete != ctx->nodelete) return 0; + if (tcon->posix_extensions != ctx->linux_ext) + return 0; return 1; } diff --git a/fs/smb/client/dir.c b/fs/smb/client/dir.c index 863c7bc3db86..477302157ab3 100644 --- a/fs/smb/client/dir.c +++ b/fs/smb/client/dir.c @@ -78,14 +78,13 @@ build_path_from_dentry(struct dentry *direntry, void *page) prefix); } -char * -build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, - bool prefix) +char *__build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, + const char *tree, int tree_len, + bool prefix) { int dfsplen; int pplen = 0; struct cifs_sb_info *cifs_sb = CIFS_SB(direntry->d_sb); - struct cifs_tcon *tcon = cifs_sb_master_tcon(cifs_sb); char dirsep = CIFS_DIR_SEP(cifs_sb); char *s; @@ -93,7 +92,7 @@ build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, return ERR_PTR(-ENOMEM); if (prefix) - dfsplen = strnlen(tcon->tree_name, MAX_TREE_SIZE + 1); + dfsplen = strnlen(tree, tree_len + 1); else dfsplen = 0; @@ -123,7 +122,7 @@ build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, } if (dfsplen) { s -= dfsplen; - memcpy(s, tcon->tree_name, dfsplen); + memcpy(s, tree, dfsplen); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_POSIX_PATHS) { int i; for (i = 0; i < dfsplen; i++) { @@ -135,6 +134,16 @@ build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, return s; } +char *build_path_from_dentry_optional_prefix(struct dentry *direntry, void *page, + bool prefix) +{ + struct cifs_sb_info *cifs_sb = CIFS_SB(direntry->d_sb); + struct cifs_tcon *tcon = cifs_sb_master_tcon(cifs_sb); + + return __build_path_from_dentry_optional_prefix(direntry, page, tcon->tree_name, + MAX_TREE_SIZE, prefix); +} + /* * Don't allow path components longer than the server max. * Don't allow the separator character in a path component. diff --git a/fs/smb/client/file.c b/fs/smb/client/file.c index d23dfc83de50..9b0919d9e337 100644 --- a/fs/smb/client/file.c +++ b/fs/smb/client/file.c @@ -687,6 +687,11 @@ int cifs_open(struct inode *inode, struct file *file) } else { _cifsFileInfo_put(cfile, true, false); } + } else { + /* hard link on the defeered close file */ + rc = cifs_get_hardlink_path(tcon, inode, file); + if (rc) + cifs_close_deferred_file(CIFS_I(inode)); } if (server->oplocks) @@ -1735,6 +1740,29 @@ cifs_move_llist(struct list_head *source, struct list_head *dest) list_move(li, dest); } +int +cifs_get_hardlink_path(struct cifs_tcon *tcon, struct inode *inode, + struct file *file) +{ + struct cifsFileInfo *open_file = NULL; + struct cifsInodeInfo *cinode = CIFS_I(inode); + int rc = 0; + + spin_lock(&tcon->open_file_lock); + spin_lock(&cinode->open_file_lock); + + list_for_each_entry(open_file, &cinode->openFileList, flist) { + if (file->f_flags == open_file->f_flags) { + rc = -EINVAL; + break; + } + } + + spin_unlock(&cinode->open_file_lock); + spin_unlock(&tcon->open_file_lock); + return rc; +} + void cifs_free_llist(struct list_head *llist) { diff --git a/fs/smb/client/fs_context.c b/fs/smb/client/fs_context.c index de2366d05767..e6d2e4162b08 100644 --- a/fs/smb/client/fs_context.c +++ b/fs/smb/client/fs_context.c @@ -1111,6 +1111,11 @@ static int smb3_fs_context_parse_param(struct fs_context *fc, ctx->closetimeo = HZ * result.uint_32; break; case Opt_echo_interval: + if (result.uint_32 < SMB_ECHO_INTERVAL_MIN || + result.uint_32 > SMB_ECHO_INTERVAL_MAX) { + cifs_errorf(fc, "echo interval is out of bounds\n"); + goto cifs_parse_mount_err; + } ctx->echo_interval = result.uint_32; break; case Opt_snapshot: diff --git a/fs/smb/client/smb2misc.c b/fs/smb/client/smb2misc.c index 8c149cb531d3..01352d7c10f1 100644 --- a/fs/smb/client/smb2misc.c +++ b/fs/smb/client/smb2misc.c @@ -814,11 +814,12 @@ smb2_handle_cancelled_close(struct cifs_tcon *tcon, __u64 persistent_fid, WARN_ONCE(tcon->tc_count < 0, "tcon refcount is negative"); spin_unlock(&cifs_tcp_ses_lock); - if (tcon->ses) + if (tcon->ses) { server = tcon->ses->server; - - cifs_server_dbg(FYI, "tid=0x%x: tcon is closing, skipping async close retry of fid %llu %llu\n", - tcon->tid, persistent_fid, volatile_fid); + cifs_server_dbg(FYI, + "tid=0x%x: tcon is closing, skipping async close retry of fid %llu %llu\n", + tcon->tid, persistent_fid, volatile_fid); + } return 0; } diff --git a/fs/smb/server/auth.c b/fs/smb/server/auth.c index 1dee600e773f..f8a192cc82f2 100644 --- a/fs/smb/server/auth.c +++ b/fs/smb/server/auth.c @@ -544,7 +544,19 @@ int ksmbd_krb5_authenticate(struct ksmbd_session *sess, char *in_blob, retval = -ENOMEM; goto out; } - sess->user = user; + + if (!sess->user) { + /* First successful authentication */ + sess->user = user; + } else { + if (!ksmbd_compare_user(sess->user, user)) { + ksmbd_debug(AUTH, "different user tried to reuse session\n"); + retval = -EPERM; + ksmbd_free_user(user); + goto out; + } + ksmbd_free_user(user); + } memcpy(sess->sess_key, resp->payload, resp->session_key_len); memcpy(out_blob, resp->payload + resp->session_key_len, diff --git a/fs/smb/server/oplock.c b/fs/smb/server/oplock.c index a3c016a11e27..2fcfabc35b06 100644 --- a/fs/smb/server/oplock.c +++ b/fs/smb/server/oplock.c @@ -1515,7 +1515,7 @@ void create_lease_buf(u8 *rbuf, struct lease *lease) * @open_req: buffer containing smb2 file open(create) request * @is_dir: whether leasing file is directory * - * Return: oplock state, -ENOENT if create lease context not found + * Return: allocated lease context object on success, otherwise NULL */ struct lease_ctx_info *parse_lease_state(void *open_req, bool is_dir) { diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index dbe272970c25..9b1ba4aedbce 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -1615,9 +1615,6 @@ static int krb5_authenticate(struct ksmbd_work *work, if (prev_sess_id && prev_sess_id != sess->id) destroy_previous_session(conn, sess->user, prev_sess_id); - if (sess->state == SMB2_SESSION_VALID) - ksmbd_free_user(sess->user); - retval = ksmbd_krb5_authenticate(sess, in_blob, in_len, out_blob, &out_len); if (retval) { @@ -3241,7 +3238,7 @@ int smb2_open(struct ksmbd_work *work) goto err_out1; } } else { - if (req_op_level == SMB2_OPLOCK_LEVEL_LEASE) { + if (req_op_level == SMB2_OPLOCK_LEVEL_LEASE && lc) { /* * Compare parent lease using parent key. If there is no * a lease that has same parent key, Send lease break diff --git a/fs/smb/server/transport_ipc.c b/fs/smb/server/transport_ipc.c index d1a432af43fb..7fc4b33b89e3 100644 --- a/fs/smb/server/transport_ipc.c +++ b/fs/smb/server/transport_ipc.c @@ -296,7 +296,11 @@ static int ipc_server_config_on_startup(struct ksmbd_startup_request *req) server_conf.signing = req->signing; server_conf.tcp_port = req->tcp_port; server_conf.ipc_timeout = req->ipc_timeout * HZ; - server_conf.deadtime = req->deadtime * SMB_ECHO_INTERVAL; + if (check_mul_overflow(req->deadtime, SMB_ECHO_INTERVAL, + &server_conf.deadtime)) { + ret = -EINVAL; + goto out; + } server_conf.share_fake_fscaps = req->share_fake_fscaps; ksmbd_init_domain(req->sub_auth); @@ -319,6 +323,7 @@ static int ipc_server_config_on_startup(struct ksmbd_startup_request *req) ret |= ksmbd_set_work_group(req->work_group); ret |= ksmbd_tcp_set_interfaces(KSMBD_STARTUP_CONFIG_INTERFACES(req), req->ifc_list_sz); +out: if (ret) { pr_err("Server configuration error: %s %s %s\n", req->netbios_name, req->server_string, diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c index 396d4ea77d34..25e8004a5905 100644 --- a/fs/smb/server/vfs.c +++ b/fs/smb/server/vfs.c @@ -493,7 +493,8 @@ int ksmbd_vfs_write(struct ksmbd_work *work, struct ksmbd_file *fp, int err = 0; if (work->conn->connection_type) { - if (!(fp->daccess & (FILE_WRITE_DATA_LE | FILE_APPEND_DATA_LE))) { + if (!(fp->daccess & (FILE_WRITE_DATA_LE | FILE_APPEND_DATA_LE)) || + S_ISDIR(file_inode(fp->filp)->i_mode)) { pr_err("no right to write(%pD)\n", fp->filp); err = -EACCES; goto out; diff --git a/fs/xfs/libxfs/xfs_attr_remote.c b/fs/xfs/libxfs/xfs_attr_remote.c index d440393b40eb..54de405cbab5 100644 --- a/fs/xfs/libxfs/xfs_attr_remote.c +++ b/fs/xfs/libxfs/xfs_attr_remote.c @@ -619,7 +619,6 @@ xfs_attr_rmtval_set_blk( if (error) return error; - ASSERT(nmap == 1); ASSERT((map->br_startblock != DELAYSTARTBLOCK) && (map->br_startblock != HOLESTARTBLOCK)); diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index 22a168f2af28..fbba168aa48b 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -1530,6 +1530,7 @@ xfs_bmap_add_extent_delay_real( if (error) goto done; } + ASSERT(da_new <= da_old); break; case BMAP_LEFT_FILLING | BMAP_RIGHT_FILLING | BMAP_LEFT_CONTIG: @@ -1559,6 +1560,7 @@ xfs_bmap_add_extent_delay_real( if (error) goto done; } + ASSERT(da_new <= da_old); break; case BMAP_LEFT_FILLING | BMAP_RIGHT_FILLING | BMAP_RIGHT_CONTIG: @@ -1592,6 +1594,7 @@ xfs_bmap_add_extent_delay_real( if (error) goto done; } + ASSERT(da_new <= da_old); break; case BMAP_LEFT_FILLING | BMAP_RIGHT_FILLING: @@ -1624,6 +1627,7 @@ xfs_bmap_add_extent_delay_real( goto done; } } + ASSERT(da_new <= da_old); break; case BMAP_LEFT_FILLING | BMAP_LEFT_CONTIG: @@ -1661,6 +1665,7 @@ xfs_bmap_add_extent_delay_real( if (error) goto done; } + ASSERT(da_new <= da_old); break; case BMAP_LEFT_FILLING: @@ -1748,6 +1753,7 @@ xfs_bmap_add_extent_delay_real( xfs_iext_update_extent(bma->ip, state, &bma->icur, &PREV); xfs_iext_next(ifp, &bma->icur); xfs_iext_update_extent(bma->ip, state, &bma->icur, &RIGHT); + ASSERT(da_new <= da_old); break; case BMAP_RIGHT_FILLING: @@ -1795,6 +1801,7 @@ xfs_bmap_add_extent_delay_real( PREV.br_blockcount = temp; xfs_iext_insert(bma->ip, &bma->icur, &PREV, state); xfs_iext_next(ifp, &bma->icur); + ASSERT(da_new <= da_old); break; case 0: @@ -1915,11 +1922,9 @@ xfs_bmap_add_extent_delay_real( } /* adjust for changes in reserved delayed indirect blocks */ - if (da_new != da_old) { - ASSERT(state == 0 || da_new < da_old); + if (da_new != da_old) error = xfs_mod_fdblocks(mp, (int64_t)(da_old - da_new), - false); - } + true); xfs_bmap_check_leaf_extents(bma->cur, bma->ip, whichfork); done: @@ -3954,20 +3959,32 @@ xfs_bmapi_reserve_delalloc( xfs_extlen_t alen; xfs_extlen_t indlen; int error; - xfs_fileoff_t aoff = off; + xfs_fileoff_t aoff; + bool use_cowextszhint = + whichfork == XFS_COW_FORK && !prealloc; +retry: /* * Cap the alloc length. Keep track of prealloc so we know whether to * tag the inode before we return. */ + aoff = off; alen = XFS_FILBLKS_MIN(len + prealloc, XFS_MAX_BMBT_EXTLEN); if (!eof) alen = XFS_FILBLKS_MIN(alen, got->br_startoff - aoff); if (prealloc && alen >= len) prealloc = alen - len; - /* Figure out the extent size, adjust alen */ - if (whichfork == XFS_COW_FORK) { + /* + * If we're targetting the COW fork but aren't creating a speculative + * posteof preallocation, try to expand the reservation to align with + * the COW extent size hint if there's sufficient free space. + * + * Unlike the data fork, the CoW cancellation functions will free all + * the reservations at inactivation, so we don't require that every + * delalloc reservation have a dirty pagecache. + */ + if (use_cowextszhint) { struct xfs_bmbt_irec prev; xfs_extlen_t extsz = xfs_get_cowextsz_hint(ip); @@ -3986,7 +4003,7 @@ xfs_bmapi_reserve_delalloc( */ error = xfs_quota_reserve_blkres(ip, alen); if (error) - return error; + goto out; /* * Split changing sb for alen and indlen since they could be coming @@ -4031,6 +4048,17 @@ out_unreserve_blocks: out_unreserve_quota: if (XFS_IS_QUOTA_ON(mp)) xfs_quota_unreserve_blkres(ip, alen); +out: + if (error == -ENOSPC || error == -EDQUOT) { + trace_xfs_delalloc_enospc(ip, off, len); + + if (prealloc || use_cowextszhint) { + /* retry without any preallocation */ + use_cowextszhint = false; + prealloc = 0; + goto retry; + } + } return error; } @@ -4113,8 +4141,10 @@ xfs_bmapi_allocate( } else { error = xfs_bmap_alloc_userdata(bma); } - if (error || bma->blkno == NULLFSBLOCK) + if (error) return error; + if (bma->blkno == NULLFSBLOCK) + return -ENOSPC; if (bma->flags & XFS_BMAPI_ZERO) { error = xfs_zero_extent(bma->ip, bma->blkno, bma->length); @@ -4294,6 +4324,15 @@ xfs_bmapi_finish( * extent state if necessary. Details behaviour is controlled by the flags * parameter. Only allocates blocks from a single allocation group, to avoid * locking problems. + * + * Returns 0 on success and places the extent mappings in mval. nmaps is used + * as an input/output parameter where the caller specifies the maximum number + * of mappings that may be returned and xfs_bmapi_write passes back the number + * of mappings (including existing mappings) it found. + * + * Returns a negative error code on failure, including -ENOSPC when it could not + * allocate any blocks and -ENOSR when it did allocate blocks to convert a + * delalloc range, but those blocks were before the passed in range. */ int xfs_bmapi_write( @@ -4421,10 +4460,16 @@ xfs_bmapi_write( ASSERT(len > 0); ASSERT(bma.length > 0); error = xfs_bmapi_allocate(&bma); - if (error) + if (error) { + /* + * If we already allocated space in a previous + * iteration return what we go so far when + * running out of space. + */ + if (error == -ENOSPC && bma.nallocs) + break; goto error0; - if (bma.blkno == NULLFSBLOCK) - break; + } /* * If this is a CoW allocation, record the data in @@ -4462,7 +4507,6 @@ xfs_bmapi_write( if (!xfs_iext_next_extent(ifp, &bma.icur, &bma.got)) eof = true; } - *nmap = n; error = xfs_bmap_btree_to_extents(tp, ip, bma.cur, &bma.logflags, whichfork); @@ -4473,7 +4517,22 @@ xfs_bmapi_write( ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork)); xfs_bmapi_finish(&bma, whichfork, 0); xfs_bmap_validate_ret(orig_bno, orig_len, orig_flags, orig_mval, - orig_nmap, *nmap); + orig_nmap, n); + + /* + * When converting delayed allocations, xfs_bmapi_allocate ignores + * the passed in bno and always converts from the start of the found + * delalloc extent. + * + * To avoid a successful return with *nmap set to 0, return the magic + * -ENOSR error code for this particular case so that the caller can + * handle it. + */ + if (!n) { + ASSERT(bma.nallocs >= *nmap); + return -ENOSR; + } + *nmap = n; return 0; error0: xfs_bmapi_finish(&bma, whichfork, error); @@ -4486,8 +4545,8 @@ error0: * invocations to allocate the target offset if a large enough physical extent * is not available. */ -int -xfs_bmapi_convert_delalloc( +static int +xfs_bmapi_convert_one_delalloc( struct xfs_inode *ip, int whichfork, xfs_off_t offset, @@ -4543,7 +4602,8 @@ xfs_bmapi_convert_delalloc( */ if (!isnullstartblock(bma.got.br_startblock)) { xfs_bmbt_to_iomap(ip, iomap, &bma.got, 0, flags); - *seq = READ_ONCE(ifp->if_seq); + if (seq) + *seq = READ_ONCE(ifp->if_seq); goto out_trans_cancel; } @@ -4579,9 +4639,6 @@ xfs_bmapi_convert_delalloc( if (error) goto out_finish; - error = -ENOSPC; - if (WARN_ON_ONCE(bma.blkno == NULLFSBLOCK)) - goto out_finish; error = -EFSCORRUPTED; if (WARN_ON_ONCE(!xfs_valid_startblock(ip, bma.got.br_startblock))) goto out_finish; @@ -4591,7 +4648,8 @@ xfs_bmapi_convert_delalloc( ASSERT(!isnullstartblock(bma.got.br_startblock)); xfs_bmbt_to_iomap(ip, iomap, &bma.got, 0, flags); - *seq = READ_ONCE(ifp->if_seq); + if (seq) + *seq = READ_ONCE(ifp->if_seq); if (whichfork == XFS_COW_FORK) xfs_refcount_alloc_cow_extent(tp, bma.blkno, bma.length); @@ -4614,6 +4672,36 @@ out_trans_cancel: return error; } +/* + * Pass in a dellalloc extent and convert it to real extents, return the real + * extent that maps offset_fsb in iomap. + */ +int +xfs_bmapi_convert_delalloc( + struct xfs_inode *ip, + int whichfork, + loff_t offset, + struct iomap *iomap, + unsigned int *seq) +{ + int error; + + /* + * Attempt to allocate whatever delalloc extent currently backs offset + * and put the result into iomap. Allocate in a loop because it may + * take several attempts to allocate real blocks for a contiguous + * delalloc extent if free space is sufficiently fragmented. + */ + do { + error = xfs_bmapi_convert_one_delalloc(ip, whichfork, offset, + iomap, seq); + if (error) + return error; + } while (iomap->offset + iomap->length <= offset); + + return 0; +} + int xfs_bmapi_remap( struct xfs_trans *tp, diff --git a/fs/xfs/libxfs/xfs_da_btree.c b/fs/xfs/libxfs/xfs_da_btree.c index 282c7cf032f4..12e3cca804b7 100644 --- a/fs/xfs/libxfs/xfs_da_btree.c +++ b/fs/xfs/libxfs/xfs_da_btree.c @@ -2158,8 +2158,8 @@ xfs_da_grow_inode_int( struct xfs_inode *dp = args->dp; int w = args->whichfork; xfs_rfsblock_t nblks = dp->i_nblocks; - struct xfs_bmbt_irec map, *mapp; - int nmap, error, got, i, mapi; + struct xfs_bmbt_irec map, *mapp = ↦ + int nmap, error, got, i, mapi = 1; /* * Find a spot in the file space to put the new block. @@ -2175,14 +2175,7 @@ xfs_da_grow_inode_int( error = xfs_bmapi_write(tp, dp, *bno, count, xfs_bmapi_aflag(w)|XFS_BMAPI_METADATA|XFS_BMAPI_CONTIG, args->total, &map, &nmap); - if (error) - return error; - - ASSERT(nmap <= 1); - if (nmap == 1) { - mapp = ↦ - mapi = 1; - } else if (nmap == 0 && count > 1) { + if (error == -ENOSPC && count > 1) { xfs_fileoff_t b; int c; @@ -2199,16 +2192,13 @@ xfs_da_grow_inode_int( args->total, &mapp[mapi], &nmap); if (error) goto out_free_map; - if (nmap < 1) - break; mapi += nmap; b = mapp[mapi - 1].br_startoff + mapp[mapi - 1].br_blockcount; } - } else { - mapi = 0; - mapp = NULL; } + if (error) + goto out_free_map; /* * Count the blocks we got, make sure it matches the total. diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c index 601b05ca5fc2..3c611c8ac158 100644 --- a/fs/xfs/libxfs/xfs_inode_buf.c +++ b/fs/xfs/libxfs/xfs_inode_buf.c @@ -365,17 +365,40 @@ xfs_dinode_verify_fork( /* * For fork types that can contain local data, check that the fork * format matches the size of local data contained within the fork. - * - * For all types, check that when the size says the should be in extent - * or btree format, the inode isn't claiming it is in local format. */ if (whichfork == XFS_DATA_FORK) { - if (S_ISDIR(mode) || S_ISLNK(mode)) { - if (be64_to_cpu(dip->di_size) <= fork_size && + /* + * A directory small enough to fit in the inode must be stored + * in local format. The directory sf <-> extents conversion + * code updates the directory size accordingly. Directories + * being truncated have zero size and are not subject to this + * check. + */ + if (S_ISDIR(mode)) { + if (dip->di_size && + be64_to_cpu(dip->di_size) <= fork_size && fork_format != XFS_DINODE_FMT_LOCAL) return __this_address; } + /* + * A symlink with a target small enough to fit in the inode can + * be stored in extents format if xattrs were added (thus + * converting the data fork from shortform to remote format) + * and then removed. + */ + if (S_ISLNK(mode)) { + if (be64_to_cpu(dip->di_size) <= fork_size && + fork_format != XFS_DINODE_FMT_EXTENTS && + fork_format != XFS_DINODE_FMT_LOCAL) + return __this_address; + } + + /* + * For all types, check that when the size says the fork should + * be in extent or btree format, the inode isn't claiming to be + * in local format. + */ if (be64_to_cpu(dip->di_size) > fork_size && fork_format == XFS_DINODE_FMT_LOCAL) return __this_address; @@ -491,9 +514,19 @@ xfs_dinode_verify( if (mode && xfs_mode_to_ftype(mode) == XFS_DIR3_FT_UNKNOWN) return __this_address; - /* No zero-length symlinks/dirs. */ - if ((S_ISLNK(mode) || S_ISDIR(mode)) && di_size == 0) - return __this_address; + /* + * No zero-length symlinks/dirs unless they're unlinked and hence being + * inactivated. + */ + if ((S_ISLNK(mode) || S_ISDIR(mode)) && di_size == 0) { + if (dip->di_version > 1) { + if (dip->di_nlink) + return __this_address; + } else { + if (dip->di_onlink) + return __this_address; + } + } fa = xfs_dinode_verify_nrext64(mp, dip); if (fa) diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c index 90ed55cd3d10..8e0a176b8e0b 100644 --- a/fs/xfs/libxfs/xfs_sb.c +++ b/fs/xfs/libxfs/xfs_sb.c @@ -1022,11 +1022,12 @@ xfs_log_sb( * and hence we don't need have to update it here. */ if (xfs_has_lazysbcount(mp)) { - mp->m_sb.sb_icount = percpu_counter_sum(&mp->m_icount); + mp->m_sb.sb_icount = percpu_counter_sum_positive(&mp->m_icount); mp->m_sb.sb_ifree = min_t(uint64_t, - percpu_counter_sum(&mp->m_ifree), + percpu_counter_sum_positive(&mp->m_ifree), mp->m_sb.sb_icount); - mp->m_sb.sb_fdblocks = percpu_counter_sum(&mp->m_fdblocks); + mp->m_sb.sb_fdblocks = + percpu_counter_sum_positive(&mp->m_fdblocks); } xfs_sb_to_disk(bp->b_addr, &mp->m_sb); diff --git a/fs/xfs/scrub/attr.c b/fs/xfs/scrub/attr.c index b6f0c9f3f124..f51771e5c3fe 100644 --- a/fs/xfs/scrub/attr.c +++ b/fs/xfs/scrub/attr.c @@ -159,6 +159,11 @@ xchk_xattr_listent( args.value = xchk_xattr_valuebuf(sx->sc); args.valuelen = valuelen; + /* + * Get the attr value to ensure that lookup can find this attribute + * through the dabtree indexing and that remote value retrieval also + * works correctly. + */ error = xfs_attr_get_ilocked(&args); /* ENODATA means the hash lookup failed and the attr is bad */ if (error == -ENODATA) diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index e94610e1f87e..97f338ebdf44 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -225,45 +225,6 @@ xfs_imap_valid( return true; } -/* - * Pass in a dellalloc extent and convert it to real extents, return the real - * extent that maps offset_fsb in wpc->iomap. - * - * The current page is held locked so nothing could have removed the block - * backing offset_fsb, although it could have moved from the COW to the data - * fork by another thread. - */ -static int -xfs_convert_blocks( - struct iomap_writepage_ctx *wpc, - struct xfs_inode *ip, - int whichfork, - loff_t offset) -{ - int error; - unsigned *seq; - - if (whichfork == XFS_COW_FORK) - seq = &XFS_WPC(wpc)->cow_seq; - else - seq = &XFS_WPC(wpc)->data_seq; - - /* - * Attempt to allocate whatever delalloc extent currently backs offset - * and put the result into wpc->iomap. Allocate in a loop because it - * may take several attempts to allocate real blocks for a contiguous - * delalloc extent if free space is sufficiently fragmented. - */ - do { - error = xfs_bmapi_convert_delalloc(ip, whichfork, offset, - &wpc->iomap, seq); - if (error) - return error; - } while (wpc->iomap.offset + wpc->iomap.length <= offset); - - return 0; -} - static int xfs_map_blocks( struct iomap_writepage_ctx *wpc, @@ -281,6 +242,7 @@ xfs_map_blocks( struct xfs_iext_cursor icur; int retries = 0; int error = 0; + unsigned int *seq; if (xfs_is_shutdown(mp)) return -EIO; @@ -376,7 +338,19 @@ retry: trace_xfs_map_blocks_found(ip, offset, count, whichfork, &imap); return 0; allocate_blocks: - error = xfs_convert_blocks(wpc, ip, whichfork, offset); + /* + * Convert a dellalloc extent to a real one. The current page is held + * locked so nothing could have removed the block backing offset_fsb, + * although it could have moved from the COW to the data fork by another + * thread. + */ + if (whichfork == XFS_COW_FORK) + seq = &XFS_WPC(wpc)->cow_seq; + else + seq = &XFS_WPC(wpc)->data_seq; + + error = xfs_bmapi_convert_delalloc(ip, whichfork, offset, + &wpc->iomap, seq); if (error) { /* * If we failed to find the extent in the COW fork we might have diff --git a/fs/xfs/xfs_attr_item.c b/fs/xfs/xfs_attr_item.c index 11e88a76a33c..4a712f1565c1 100644 --- a/fs/xfs/xfs_attr_item.c +++ b/fs/xfs/xfs_attr_item.c @@ -510,6 +510,9 @@ xfs_attri_validate( unsigned int op = attrp->alfi_op_flags & XFS_ATTRI_OP_FLAGS_TYPE_MASK; + if (!xfs_sb_version_haslogxattrs(&mp->m_sb)) + return false; + if (attrp->__pad != 0) return false; @@ -601,8 +604,6 @@ xfs_attri_item_recover( args->op_flags = XFS_DA_OP_RECOVERY | XFS_DA_OP_OKNOENT | XFS_DA_OP_LOGGED; - ASSERT(xfs_sb_version_haslogxattrs(&mp->m_sb)); - switch (attr->xattri_op_flags) { case XFS_ATTRI_OP_FLAGS_SET: case XFS_ATTRI_OP_FLAGS_REPLACE: @@ -716,48 +717,111 @@ xlog_recover_attri_commit_pass2( const void *attr_value = NULL; const void *attr_name; size_t len; - - attri_formatp = item->ri_buf[0].i_addr; - attr_name = item->ri_buf[1].i_addr; + unsigned int op, i = 0; /* Validate xfs_attri_log_format before the large memory allocation */ len = sizeof(struct xfs_attri_log_format); - if (item->ri_buf[0].i_len != len) { + if (item->ri_buf[i].i_len != len) { XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, item->ri_buf[0].i_addr, item->ri_buf[0].i_len); return -EFSCORRUPTED; } + attri_formatp = item->ri_buf[i].i_addr; if (!xfs_attri_validate(mp, attri_formatp)) { XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, - item->ri_buf[0].i_addr, item->ri_buf[0].i_len); + attri_formatp, len); return -EFSCORRUPTED; } + /* Check the number of log iovecs makes sense for the op code. */ + op = attri_formatp->alfi_op_flags & XFS_ATTRI_OP_FLAGS_TYPE_MASK; + switch (op) { + case XFS_ATTRI_OP_FLAGS_SET: + case XFS_ATTRI_OP_FLAGS_REPLACE: + /* Log item, attr name, attr value */ + if (item->ri_total != 3) { + XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, + attri_formatp, len); + return -EFSCORRUPTED; + } + break; + case XFS_ATTRI_OP_FLAGS_REMOVE: + /* Log item, attr name */ + if (item->ri_total != 2) { + XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, + attri_formatp, len); + return -EFSCORRUPTED; + } + break; + default: + XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, + attri_formatp, len); + return -EFSCORRUPTED; + } + i++; + /* Validate the attr name */ - if (item->ri_buf[1].i_len != + if (item->ri_buf[i].i_len != xlog_calc_iovec_len(attri_formatp->alfi_name_len)) { XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, - item->ri_buf[0].i_addr, item->ri_buf[0].i_len); + attri_formatp, len); return -EFSCORRUPTED; } + attr_name = item->ri_buf[i].i_addr; if (!xfs_attr_namecheck(attr_name, attri_formatp->alfi_name_len)) { XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, - item->ri_buf[1].i_addr, item->ri_buf[1].i_len); + attri_formatp, len); return -EFSCORRUPTED; } + i++; /* Validate the attr value, if present */ if (attri_formatp->alfi_value_len != 0) { - if (item->ri_buf[2].i_len != xlog_calc_iovec_len(attri_formatp->alfi_value_len)) { + if (item->ri_buf[i].i_len != xlog_calc_iovec_len(attri_formatp->alfi_value_len)) { XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, item->ri_buf[0].i_addr, item->ri_buf[0].i_len); return -EFSCORRUPTED; } - attr_value = item->ri_buf[2].i_addr; + attr_value = item->ri_buf[i].i_addr; + i++; + } + + /* + * Make sure we got the correct number of buffers for the operation + * that we just loaded. + */ + if (i != item->ri_total) { + XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, + attri_formatp, len); + return -EFSCORRUPTED; + } + + switch (op) { + case XFS_ATTRI_OP_FLAGS_REMOVE: + /* Regular remove operations operate only on names. */ + if (attr_value != NULL || attri_formatp->alfi_value_len != 0) { + XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, + attri_formatp, len); + return -EFSCORRUPTED; + } + fallthrough; + case XFS_ATTRI_OP_FLAGS_SET: + case XFS_ATTRI_OP_FLAGS_REPLACE: + /* + * Regular xattr set/remove/replace operations require a name + * and do not take a newname. Values are optional for set and + * replace. + */ + if (attr_name == NULL || attri_formatp->alfi_name_len == 0) { + XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, + attri_formatp, len); + return -EFSCORRUPTED; + } + break; } /* diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c index 468bb61a5e46..62b92e92a685 100644 --- a/fs/xfs/xfs_bmap_util.c +++ b/fs/xfs/xfs_bmap_util.c @@ -636,13 +636,11 @@ out_unlock: /* * Test whether it is appropriate to check an inode for and free post EOF - * blocks. The 'force' parameter determines whether we should also consider - * regular files that are marked preallocated or append-only. + * blocks. */ bool xfs_can_free_eofblocks( - struct xfs_inode *ip, - bool force) + struct xfs_inode *ip) { struct xfs_bmbt_irec imap; struct xfs_mount *mp = ip->i_mount; @@ -676,11 +674,11 @@ xfs_can_free_eofblocks( return false; /* - * Do not free real preallocated or append-only files unless the file - * has delalloc blocks and we are forced to remove them. + * Only free real extents for inodes with persistent preallocations or + * the append-only flag. */ if (ip->i_diflags & (XFS_DIFLAG_PREALLOC | XFS_DIFLAG_APPEND)) - if (!force || ip->i_delayed_blks == 0) + if (ip->i_delayed_blks == 0) return false; /* @@ -734,6 +732,22 @@ xfs_free_eofblocks( /* Wait on dio to ensure i_size has settled. */ inode_dio_wait(VFS_I(ip)); + /* + * For preallocated files only free delayed allocations. + * + * Note that this means we also leave speculative preallocations in + * place for preallocated files. + */ + if (ip->i_diflags & (XFS_DIFLAG_PREALLOC | XFS_DIFLAG_APPEND)) { + if (ip->i_delayed_blks) { + xfs_bmap_punch_delalloc_range(ip, + round_up(XFS_ISIZE(ip), mp->m_sb.sb_blocksize), + LLONG_MAX); + } + xfs_inode_clear_eofblocks_tag(ip); + return 0; + } + error = xfs_trans_alloc(mp, &M_RES(mp)->tr_itruncate, 0, 0, 0, &tp); if (error) { ASSERT(xfs_is_shutdown(mp)); @@ -868,33 +882,32 @@ xfs_alloc_file_space( if (error) goto error; + /* + * If the allocator cannot find a single free extent large + * enough to cover the start block of the requested range, + * xfs_bmapi_write will return -ENOSR. + * + * In that case we simply need to keep looping with the same + * startoffset_fsb so that one of the following allocations + * will eventually reach the requested range. + */ error = xfs_bmapi_write(tp, ip, startoffset_fsb, allocatesize_fsb, XFS_BMAPI_PREALLOC, 0, imapp, &nimaps); - if (error) - goto error; + if (error) { + if (error != -ENOSR) + goto error; + error = 0; + } else { + startoffset_fsb += imapp->br_blockcount; + allocatesize_fsb -= imapp->br_blockcount; + } ip->i_diflags |= XFS_DIFLAG_PREALLOC; xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE); error = xfs_trans_commit(tp); xfs_iunlock(ip, XFS_ILOCK_EXCL); - if (error) - break; - - /* - * If the allocator cannot find a single free extent large - * enough to cover the start block of the requested range, - * xfs_bmapi_write will return 0 but leave *nimaps set to 0. - * - * In that case we simply need to keep looping with the same - * startoffset_fsb so that one of the following allocations - * will eventually reach the requested range. - */ - if (nimaps) { - startoffset_fsb += imapp->br_blockcount; - allocatesize_fsb -= imapp->br_blockcount; - } } return error; @@ -1049,7 +1062,7 @@ xfs_prepare_shift( * Trim eofblocks to avoid shifting uninitialized post-eof preallocation * into the accessible region of the file. */ - if (xfs_can_free_eofblocks(ip, true)) { + if (xfs_can_free_eofblocks(ip)) { error = xfs_free_eofblocks(ip); if (error) return error; diff --git a/fs/xfs/xfs_bmap_util.h b/fs/xfs/xfs_bmap_util.h index 6888078f5c31..1383019ccdb7 100644 --- a/fs/xfs/xfs_bmap_util.h +++ b/fs/xfs/xfs_bmap_util.h @@ -63,7 +63,7 @@ int xfs_insert_file_space(struct xfs_inode *, xfs_off_t offset, xfs_off_t len); /* EOF block manipulation functions */ -bool xfs_can_free_eofblocks(struct xfs_inode *ip, bool force); +bool xfs_can_free_eofblocks(struct xfs_inode *ip); int xfs_free_eofblocks(struct xfs_inode *ip); int xfs_swap_extents(struct xfs_inode *ip, struct xfs_inode *tip, diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c index a8b2f3b278ea..6186b69be50a 100644 --- a/fs/xfs/xfs_dquot.c +++ b/fs/xfs/xfs_dquot.c @@ -333,7 +333,6 @@ xfs_dquot_disk_alloc( goto err_cancel; ASSERT(map.br_blockcount == XFS_DQUOT_CLUSTER_SIZE_FSB); - ASSERT(nmaps == 1); ASSERT((map.br_startblock != DELAYSTARTBLOCK) && (map.br_startblock != HOLESTARTBLOCK)); diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index 6df826fc787c..586d26c05160 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -1186,7 +1186,7 @@ xfs_inode_free_eofblocks( } *lockflags |= XFS_IOLOCK_EXCL; - if (xfs_can_free_eofblocks(ip, false)) + if (xfs_can_free_eofblocks(ip)) return xfs_free_eofblocks(ip); /* inode could be preallocated or append-only */ diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 26961b0dae03..b26d26d29273 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -1459,7 +1459,7 @@ xfs_release( if (!xfs_ilock_nowait(ip, XFS_IOLOCK_EXCL)) return 0; - if (xfs_can_free_eofblocks(ip, false)) { + if (xfs_can_free_eofblocks(ip)) { /* * Check if the inode is being opened, written and closed * frequently and we have delayed allocation blocks outstanding @@ -1675,15 +1675,13 @@ xfs_inode_needs_inactive( /* * This file isn't being freed, so check if there are post-eof blocks - * to free. @force is true because we are evicting an inode from the - * cache. Post-eof blocks must be freed, lest we end up with broken - * free space accounting. + * to free. * * Note: don't bother with iolock here since lockdep complains about * acquiring it in reclaim context. We have the only reference to the * inode at this point anyways. */ - return xfs_can_free_eofblocks(ip, true); + return xfs_can_free_eofblocks(ip); } /* @@ -1734,15 +1732,11 @@ xfs_inactive( if (VFS_I(ip)->i_nlink != 0) { /* - * force is true because we are evicting an inode from the - * cache. Post-eof blocks must be freed, lest we end up with - * broken free space accounting. - * * Note: don't bother with iolock here since lockdep complains * about acquiring it in reclaim context. We have the only * reference to the inode at this point anyways. */ - if (xfs_can_free_eofblocks(ip, true)) + if (xfs_can_free_eofblocks(ip)) error = xfs_free_eofblocks(ip); goto out; diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c index 08f273a5f1fd..d029284f22e4 100644 --- a/fs/xfs/xfs_iomap.c +++ b/fs/xfs/xfs_iomap.c @@ -273,14 +273,6 @@ xfs_iomap_write_direct( if (error) goto out_unlock; - /* - * Copy any maps to caller's array and return any error. - */ - if (nimaps == 0) { - error = -ENOSPC; - goto out_unlock; - } - if (unlikely(!xfs_valid_startblock(ip, imap->br_startblock))) error = xfs_alert_fsblock_zero(ip, imap); @@ -962,6 +954,24 @@ xfs_buffered_write_iomap_begin( goto out_unlock; } + /* + * For zeroing, trim a delalloc extent that extends beyond the EOF + * block. If it starts beyond the EOF block, convert it to an + * unwritten extent. + */ + if ((flags & IOMAP_ZERO) && imap.br_startoff <= offset_fsb && + isnullstartblock(imap.br_startblock)) { + xfs_fileoff_t eof_fsb = XFS_B_TO_FSB(mp, XFS_ISIZE(ip)); + + if (offset_fsb >= eof_fsb) + goto convert_delay; + if (end_fsb > eof_fsb) { + end_fsb = eof_fsb; + xfs_trim_extent(&imap, offset_fsb, + end_fsb - offset_fsb); + } + } + /* * Search the COW fork extent list even if we did not find a data fork * extent. This serves two purposes: first this implements the @@ -1063,60 +1073,63 @@ xfs_buffered_write_iomap_begin( } } -retry: - error = xfs_bmapi_reserve_delalloc(ip, allocfork, offset_fsb, - end_fsb - offset_fsb, prealloc_blocks, - allocfork == XFS_DATA_FORK ? &imap : &cmap, - allocfork == XFS_DATA_FORK ? &icur : &ccur, - allocfork == XFS_DATA_FORK ? eof : cow_eof); - switch (error) { - case 0: - break; - case -ENOSPC: - case -EDQUOT: - /* retry without any preallocation */ - trace_xfs_delalloc_enospc(ip, offset, count); - if (prealloc_blocks) { - prealloc_blocks = 0; - goto retry; - } - fallthrough; - default: - goto out_unlock; - } - if (allocfork == XFS_COW_FORK) { + error = xfs_bmapi_reserve_delalloc(ip, allocfork, offset_fsb, + end_fsb - offset_fsb, prealloc_blocks, &cmap, + &ccur, cow_eof); + if (error) + goto out_unlock; + trace_xfs_iomap_alloc(ip, offset, count, allocfork, &cmap); goto found_cow; } + error = xfs_bmapi_reserve_delalloc(ip, allocfork, offset_fsb, + end_fsb - offset_fsb, prealloc_blocks, &imap, &icur, + eof); + if (error) + goto out_unlock; + /* * Flag newly allocated delalloc blocks with IOMAP_F_NEW so we punch * them out if the write happens to fail. */ - xfs_iunlock(ip, XFS_ILOCK_EXCL); + xfs_iunlock(ip, lockmode); trace_xfs_iomap_alloc(ip, offset, count, allocfork, &imap); return xfs_bmbt_to_iomap(ip, iomap, &imap, flags, IOMAP_F_NEW); found_imap: - xfs_iunlock(ip, XFS_ILOCK_EXCL); + xfs_iunlock(ip, lockmode); return xfs_bmbt_to_iomap(ip, iomap, &imap, flags, 0); +convert_delay: + xfs_iunlock(ip, lockmode); + truncate_pagecache(inode, offset); + error = xfs_bmapi_convert_delalloc(ip, XFS_DATA_FORK, offset, + iomap, NULL); + if (error) + return error; + + trace_xfs_iomap_alloc(ip, offset, count, XFS_DATA_FORK, &imap); + return 0; + found_cow: xfs_iunlock(ip, XFS_ILOCK_EXCL); if (imap.br_startoff <= offset_fsb) { error = xfs_bmbt_to_iomap(ip, srcmap, &imap, flags, 0); if (error) - return error; + goto out_unlock; + xfs_iunlock(ip, lockmode); return xfs_bmbt_to_iomap(ip, iomap, &cmap, flags, IOMAP_F_SHARED); } xfs_trim_extent(&cmap, offset_fsb, imap.br_startoff - offset_fsb); + xfs_iunlock(ip, lockmode); return xfs_bmbt_to_iomap(ip, iomap, &cmap, flags, 0); out_unlock: - xfs_iunlock(ip, XFS_ILOCK_EXCL); + xfs_iunlock(ip, lockmode); return error; } diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c index 1bac6a8af970..d539487eaf1a 100644 --- a/fs/xfs/xfs_reflink.c +++ b/fs/xfs/xfs_reflink.c @@ -431,13 +431,6 @@ xfs_reflink_fill_cow_hole( if (error) return error; - /* - * Allocation succeeded but the requested range was not even partially - * satisfied? Bail out! - */ - if (nimaps == 0) - return -ENOSPC; - convert: return xfs_reflink_convert_unwritten(ip, imap, cmap, convert_now); @@ -500,13 +493,6 @@ xfs_reflink_fill_delalloc( error = xfs_trans_commit(tp); if (error) return error; - - /* - * Allocation succeeded but the requested range was not even - * partially satisfied? Bail out! - */ - if (nimaps == 0) - return -ENOSPC; } while (cmap->br_startoff + cmap->br_blockcount <= imap->br_startoff); return xfs_reflink_convert_unwritten(ip, imap, cmap, convert_now); @@ -732,12 +718,6 @@ xfs_reflink_end_cow_extent( int nmaps; int error; - /* No COW extents? That's easy! */ - if (ifp->if_bytes == 0) { - *offset_fsb = end_fsb; - return 0; - } - resblks = XFS_EXTENTADD_SPACE_RES(mp, XFS_DATA_FORK); error = xfs_trans_alloc(mp, &M_RES(mp)->tr_write, resblks, 0, XFS_TRANS_RESERVE, &tp); diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c index 7c5134899634..5cf1e91f4c20 100644 --- a/fs/xfs/xfs_rtalloc.c +++ b/fs/xfs/xfs_rtalloc.c @@ -840,8 +840,6 @@ xfs_growfs_rt_alloc( nmap = 1; error = xfs_bmapi_write(tp, ip, oblocks, nblocks - oblocks, XFS_BMAPI_METADATA, 0, &map, &nmap); - if (!error && nmap < 1) - error = -ENOSPC; if (error) goto out_trans_cancel; /* diff --git a/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h b/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h index 9f7c5103bc82..39f203256c4f 100644 --- a/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h +++ b/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h @@ -131,6 +131,14 @@ #define RX_CODEC_DMA_RX_7 126 #define QUINARY_MI2S_RX 127 #define QUINARY_MI2S_TX 128 +#define DISPLAY_PORT_RX_0 DISPLAY_PORT_RX +#define DISPLAY_PORT_RX_1 129 +#define DISPLAY_PORT_RX_2 130 +#define DISPLAY_PORT_RX_3 131 +#define DISPLAY_PORT_RX_4 132 +#define DISPLAY_PORT_RX_5 133 +#define DISPLAY_PORT_RX_6 134 +#define DISPLAY_PORT_RX_7 135 #define LPASS_CLK_ID_PRI_MI2S_IBIT 1 #define LPASS_CLK_ID_PRI_MI2S_EBIT 2 diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 439815cc1ab9..c451adbe82f0 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -241,6 +241,7 @@ static inline struct bdi_writeback *inode_to_wb(const struct inode *inode) { #ifdef CONFIG_LOCKDEP WARN_ON_ONCE(debug_locks && + (inode->i_sb->s_iflags & SB_I_CGROUPWB) && (!lockdep_is_held(&inode->i_lock) && !lockdep_is_held(&inode->i_mapping->i_pages.xa_lock) && !lockdep_is_held(&inode->i_wb->list_lock))); diff --git a/include/linux/filter.h b/include/linux/filter.h index 01f97956572c..f3ef1a8965bb 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -775,7 +775,14 @@ static __always_inline u32 bpf_prog_run_xdp(const struct bpf_prog *prog, * under local_bh_disable(), which provides the needed RCU protection * for accessing map entries. */ - u32 act = __bpf_prog_run(prog, xdp, BPF_DISPATCHER_FUNC(xdp)); + struct bpf_redirect_info *ri = this_cpu_ptr(&bpf_redirect_info); + u32 act; + + if (ri->map_id || ri->map_type) { + ri->map_id = 0; + ri->map_type = BPF_MAP_TYPE_UNSPEC; + } + act = __bpf_prog_run(prog, xdp, BPF_DISPATCHER_FUNC(xdp)); if (static_branch_unlikely(&bpf_master_redirect_enabled_key)) { if (act == XDP_TX && netif_is_bond_slave(xdp->rxq->dev)) diff --git a/include/linux/nfs.h b/include/linux/nfs.h index b06375e88e58..095a95c1fae8 100644 --- a/include/linux/nfs.h +++ b/include/linux/nfs.h @@ -10,6 +10,7 @@ #include #include +#include #include /* @@ -44,4 +45,16 @@ enum nfs3_stable_how { /* used by direct.c to mark verf as invalid */ NFS_INVALID_STABLE_HOW = -1 }; + +/** + * nfs_fhandle_hash - calculate the crc32 hash for the filehandle + * @fh - pointer to filehandle + * + * returns a crc32 hash for the filehandle that is compatible with + * the one displayed by "wireshark". + */ +static inline u32 nfs_fhandle_hash(const struct nfs_fh *fh) +{ + return ~crc32_le(0xFFFFFFFF, &fh->data[0], fh->size); +} #endif /* _LINUX_NFS_H */ diff --git a/include/linux/pci.h b/include/linux/pci.h index b544d952d53a..ad3b25176d14 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1757,6 +1757,7 @@ static inline int acpi_pci_bus_find_domain_nr(struct pci_bus *bus) { return 0; } #endif int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent); +void pci_bus_release_domain_nr(struct pci_bus *bus, struct device *parent); #endif /* Some architectures require additional setup to direct VGA traffic */ diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h index ae2c6a3cec5d..f532d1eda761 100644 --- a/include/linux/rtnetlink.h +++ b/include/linux/rtnetlink.h @@ -138,4 +138,26 @@ extern int ndo_dflt_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq, extern void rtnl_offload_xstats_notify(struct net_device *dev); +static inline int rtnl_has_listeners(const struct net *net, u32 group) +{ + struct sock *rtnl = net->rtnl; + + return netlink_has_listeners(rtnl, group); +} + +/** + * rtnl_notify_needed - check if notification is needed + * @net: Pointer to the net namespace + * @nlflags: netlink ingress message flags + * @group: rtnl group + * + * Based on the ingress message flags and rtnl group, returns true + * if a notification is needed, false otherwise. + */ +static inline bool +rtnl_notify_needed(const struct net *net, u16 nlflags, u32 group) +{ + return (nlflags & NLM_F_ECHO) || rtnl_has_listeners(net, group); +} + #endif /* __LINUX_RTNETLINK_H */ diff --git a/include/linux/tpm.h b/include/linux/tpm.h index df5cd4245f29..dd0784a6e07d 100644 --- a/include/linux/tpm.h +++ b/include/linux/tpm.h @@ -271,6 +271,7 @@ enum tpm2_cc_attrs { #define TPM_VID_WINBOND 0x1050 #define TPM_VID_STM 0x104A #define TPM_VID_ATML 0x1114 +#define TPM_VID_IFX 0x15D1 enum tpm_chip_flags { TPM_CHIP_FLAG_BOOTSTRAPPED = BIT(0), diff --git a/include/net/dsa.h b/include/net/dsa.h index f96b61d9768e..e26bace77479 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -888,9 +888,15 @@ struct dsa_switch_ops { phy_interface_t iface); int (*phylink_mac_link_state)(struct dsa_switch *ds, int port, struct phylink_link_state *state); + int (*phylink_mac_prepare)(struct dsa_switch *ds, int port, + unsigned int mode, + phy_interface_t interface); void (*phylink_mac_config)(struct dsa_switch *ds, int port, unsigned int mode, const struct phylink_link_state *state); + int (*phylink_mac_finish)(struct dsa_switch *ds, int port, + unsigned int mode, + phy_interface_t interface); void (*phylink_mac_an_restart)(struct dsa_switch *ds, int port); void (*phylink_mac_link_down)(struct dsa_switch *ds, int port, unsigned int mode, diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 21d6c2f299c6..804629b2ff02 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2970,6 +2970,19 @@ ieee80211_get_alt_retry_rate(const struct ieee80211_hw *hw, */ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb); +/** + * ieee80211_purge_tx_queue - purge TX skb queue + * @hw: the hardware + * @skbs: the skbs + * + * Free a set of transmit skbs. Use this function when device is going to stop + * but some transmit skbs without TX status are still queued. + * This function does not take the list lock and the caller must hold the + * relevant locks to use it. + */ +void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, + struct sk_buff_head *skbs); + /** * DOC: Hardware crypto acceleration * diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 00ee9eb601a6..8995914916ca 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -777,6 +777,7 @@ struct sctp_transport { /* Reference counting. */ refcount_t refcnt; + __u32 dead:1, /* RTO-Pending : A flag used to track if one of the DATA * chunks sent to this address is currently being * used to compute a RTT. If this flag is 0, @@ -786,7 +787,7 @@ struct sctp_transport { * calculation completes (i.e. the DATA chunk * is SACK'd) clear this flag. */ - __u32 rto_pending:1, + rto_pending:1, /* * hb_sent : a flag that signals that we have a pending diff --git a/include/soc/mscc/ocelot_vcap.h b/include/soc/mscc/ocelot_vcap.h index c601a4598b0d..eb19668a06db 100644 --- a/include/soc/mscc/ocelot_vcap.h +++ b/include/soc/mscc/ocelot_vcap.h @@ -13,6 +13,7 @@ */ #define OCELOT_VCAP_ES0_TAG_8021Q_RXVLAN(ocelot, port, upstream) ((upstream) << 16 | (port)) #define OCELOT_VCAP_IS1_TAG_8021Q_TXVLAN(ocelot, port) (port) +#define OCELOT_VCAP_IS1_VLAN_RECLASSIFY(ocelot, port) ((ocelot)->num_phys_ports + (port)) #define OCELOT_VCAP_IS2_TAG_8021Q_TXVLAN(ocelot, port) (port) #define OCELOT_VCAP_IS2_MRP_REDIRECT(ocelot, port) ((ocelot)->num_phys_ports + (port)) #define OCELOT_VCAP_IS2_MRP_TRAP(ocelot) ((ocelot)->num_phys_ports * 2) @@ -499,6 +500,7 @@ struct ocelot_vcap_key_vlan { struct ocelot_vcap_u8 pcp; /* PCP (3 bit) */ enum ocelot_vcap_bit dei; /* DEI */ enum ocelot_vcap_bit tagged; /* Tagged/untagged frame */ + enum ocelot_vcap_bit tpid; }; struct ocelot_vcap_key_etype { diff --git a/include/trace/bpf_probe.h b/include/trace/bpf_probe.h index 6a13220d2d27..155c495b89ea 100644 --- a/include/trace/bpf_probe.h +++ b/include/trace/bpf_probe.h @@ -21,6 +21,9 @@ #undef __get_bitmask #define __get_bitmask(field) (char *)__get_dynamic_array(field) +#undef __get_cpumask +#define __get_cpumask(field) (char *)__get_dynamic_array(field) + #undef __get_sockaddr #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field)) @@ -40,6 +43,9 @@ #undef __get_rel_bitmask #define __get_rel_bitmask(field) (char *)__get_rel_dynamic_array(field) +#undef __get_rel_cpumask +#define __get_rel_cpumask(field) (char *)__get_rel_dynamic_array(field) + #undef __get_rel_sockaddr #define __get_rel_sockaddr(field) ((struct sockaddr *)__get_rel_dynamic_array(field)) diff --git a/include/trace/perf.h b/include/trace/perf.h index 5800d13146c3..8f3bf1e17707 100644 --- a/include/trace/perf.h +++ b/include/trace/perf.h @@ -21,6 +21,9 @@ #undef __get_bitmask #define __get_bitmask(field) (char *)__get_dynamic_array(field) +#undef __get_cpumask +#define __get_cpumask(field) (char *)__get_dynamic_array(field) + #undef __get_sockaddr #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field)) @@ -41,6 +44,9 @@ #undef __get_rel_bitmask #define __get_rel_bitmask(field) (char *)__get_rel_dynamic_array(field) +#undef __get_rel_cpumask +#define __get_rel_cpumask(field) (char *)__get_rel_dynamic_array(field) + #undef __get_rel_sockaddr #define __get_rel_sockaddr(field) ((struct sockaddr *)__get_rel_dynamic_array(field)) diff --git a/include/trace/stages/stage1_struct_define.h b/include/trace/stages/stage1_struct_define.h index 1b7bab60434c..69e0dae453bf 100644 --- a/include/trace/stages/stage1_struct_define.h +++ b/include/trace/stages/stage1_struct_define.h @@ -32,6 +32,9 @@ #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(char, item, -1) +#undef __cpumask +#define __cpumask(item) __dynamic_array(char, item, -1) + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len) @@ -47,6 +50,9 @@ #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(char, item, -1) +#undef __rel_cpumask +#define __rel_cpumask(item) __rel_dynamic_array(char, item, -1) + #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) diff --git a/include/trace/stages/stage2_data_offsets.h b/include/trace/stages/stage2_data_offsets.h index 1b7a8f764fdd..469b6a64293d 100644 --- a/include/trace/stages/stage2_data_offsets.h +++ b/include/trace/stages/stage2_data_offsets.h @@ -38,6 +38,9 @@ #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) +#undef __cpumask +#define __cpumask(item) __dynamic_array(unsigned long, item, -1) + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len) @@ -53,5 +56,8 @@ #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1) +#undef __rel_cpumask +#define __rel_cpumask(item) __rel_dynamic_array(unsigned long, item, -1) + #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) diff --git a/include/trace/stages/stage3_trace_output.h b/include/trace/stages/stage3_trace_output.h index e3b183e9d18e..816c2da7a46f 100644 --- a/include/trace/stages/stage3_trace_output.h +++ b/include/trace/stages/stage3_trace_output.h @@ -42,6 +42,9 @@ trace_print_bitmask_seq(p, __bitmask, __bitmask_size); \ }) +#undef __get_cpumask +#define __get_cpumask(field) __get_bitmask(field) + #undef __get_rel_bitmask #define __get_rel_bitmask(field) \ ({ \ @@ -51,6 +54,9 @@ trace_print_bitmask_seq(p, __bitmask, __bitmask_size); \ }) +#undef __get_rel_cpumask +#define __get_rel_cpumask(field) __get_rel_bitmask(field) + #undef __get_sockaddr #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field)) @@ -113,6 +119,14 @@ trace_print_array_seq(p, array, count, el_size); \ }) +#undef __print_dynamic_array +#define __print_dynamic_array(array, el_size) \ + ({ \ + __print_array(__get_dynamic_array(array), \ + __get_dynamic_array_len(array) / (el_size), \ + (el_size)); \ + }) + #undef __print_hex_dump #define __print_hex_dump(prefix_str, prefix_type, \ rowsize, groupsize, buf, len, ascii) \ diff --git a/include/trace/stages/stage4_event_fields.h b/include/trace/stages/stage4_event_fields.h index fae467ccd0c3..b6f679ae21aa 100644 --- a/include/trace/stages/stage4_event_fields.h +++ b/include/trace/stages/stage4_event_fields.h @@ -47,6 +47,12 @@ #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) +#undef __cpumask +#define __cpumask(item) { \ + .type = "__data_loc cpumask_t", .name = #item, \ + .size = 4, .align = 4, \ + .is_signed = 0, .filter_type = FILTER_OTHER }, + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len) @@ -65,5 +71,11 @@ #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1) +#undef __rel_cpumask +#define __rel_cpumask(item) { \ + .type = "__rel_loc cpumask_t", .name = #item, \ + .size = 4, .align = 4, \ + .is_signed = 0, .filter_type = FILTER_OTHER }, + #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) diff --git a/include/trace/stages/stage5_get_offsets.h b/include/trace/stages/stage5_get_offsets.h index def36fbb8c5c..e30a13be46ba 100644 --- a/include/trace/stages/stage5_get_offsets.h +++ b/include/trace/stages/stage5_get_offsets.h @@ -95,10 +95,16 @@ #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, \ __bitmask_size_in_longs(nr_bits)) +#undef __cpumask +#define __cpumask(item) __bitmask(item, nr_cpumask_bits) + #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, \ __bitmask_size_in_longs(nr_bits)) +#undef __rel_cpumask +#define __rel_cpumask(item) __rel_bitmask(item, nr_cpumask_bits) + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len) diff --git a/include/trace/stages/stage6_event_callback.h b/include/trace/stages/stage6_event_callback.h index 3c554a585320..49c32394b53f 100644 --- a/include/trace/stages/stage6_event_callback.h +++ b/include/trace/stages/stage6_event_callback.h @@ -57,6 +57,16 @@ #define __assign_bitmask(dst, src, nr_bits) \ memcpy(__get_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) +#undef __cpumask +#define __cpumask(item) __dynamic_array(unsigned long, item, -1) + +#undef __get_cpumask +#define __get_cpumask(field) (char *)__get_dynamic_array(field) + +#undef __assign_cpumask +#define __assign_cpumask(dst, src) \ + memcpy(__get_cpumask(dst), (src), __bitmask_size_in_bytes(nr_cpumask_bits)) + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len) @@ -98,6 +108,16 @@ #define __assign_rel_bitmask(dst, src, nr_bits) \ memcpy(__get_rel_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) +#undef __rel_cpumask +#define __rel_cpumask(item) __rel_dynamic_array(unsigned long, item, -1) + +#undef __get_rel_cpumask +#define __get_rel_cpumask(field) (char *)__get_rel_dynamic_array(field) + +#undef __assign_rel_cpumask +#define __assign_rel_cpumask(dst, src) \ + memcpy(__get_rel_cpumask(dst), (src), __bitmask_size_in_bytes(nr_cpumask_bits)) + #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) diff --git a/include/trace/stages/stage7_class_define.h b/include/trace/stages/stage7_class_define.h index 8a7ec24c246d..5e3e43adb73e 100644 --- a/include/trace/stages/stage7_class_define.h +++ b/include/trace/stages/stage7_class_define.h @@ -13,13 +13,16 @@ #undef __get_dynamic_array_len #undef __get_str #undef __get_bitmask +#undef __get_cpumask #undef __get_sockaddr #undef __get_rel_dynamic_array #undef __get_rel_dynamic_array_len #undef __get_rel_str #undef __get_rel_bitmask +#undef __get_rel_cpumask #undef __get_rel_sockaddr #undef __print_array +#undef __print_dynamic_array #undef __print_hex_dump /* diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index 42b60198b6c5..deed930ed305 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -55,6 +55,8 @@ struct kfd_ioctl_get_version_args { #define KFD_MAX_QUEUE_PERCENTAGE 100 #define KFD_MAX_QUEUE_PRIORITY 15 +#define KFD_MIN_QUEUE_RING_SIZE 1024 + struct kfd_ioctl_create_queue_args { __u64 ring_base_address; /* to KFD */ __u64 write_pointer_address; /* from KFD */ diff --git a/include/uapi/linux/landlock.h b/include/uapi/linux/landlock.h index 9c4bcc37a455..17bdfaa9eb87 100644 --- a/include/uapi/linux/landlock.h +++ b/include/uapi/linux/landlock.h @@ -38,9 +38,11 @@ struct landlock_ruleset_attr { * * - %LANDLOCK_CREATE_RULESET_VERSION: Get the highest supported Landlock ABI * version. + * - %LANDLOCK_CREATE_RULESET_ERRATA: Get a bitmask of fixed issues. */ /* clang-format off */ #define LANDLOCK_CREATE_RULESET_VERSION (1U << 0) +#define LANDLOCK_CREATE_RULESET_ERRATA (1U << 1) /* clang-format on */ /** diff --git a/include/xen/interface/xen-mca.h b/include/xen/interface/xen-mca.h index 464aa6b3a5f9..1c9afbe8cc26 100644 --- a/include/xen/interface/xen-mca.h +++ b/include/xen/interface/xen-mca.h @@ -372,7 +372,7 @@ struct xen_mce { #define XEN_MCE_LOG_LEN 32 struct xen_mce_log { - char signature[12]; /* "MACHINECHECK" */ + char signature[12] __nonstring; /* "MACHINECHECK" */ unsigned len; /* = XEN_MCE_LOG_LEN */ unsigned next; unsigned flags; diff --git a/init/Kconfig b/init/Kconfig index eff296ae5214..083cb66d1be6 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -678,7 +678,7 @@ endmenu # "CPU/Task time and stats accounting" config CPU_ISOLATION bool "CPU isolation" - depends on SMP || COMPILE_TEST + depends on SMP default y help Make sure that CPUs running critical tasks are not disturbed by diff --git a/io_uring/kbuf.c b/io_uring/kbuf.c index 55902303d7dc..147ada2ce747 100644 --- a/io_uring/kbuf.c +++ b/io_uring/kbuf.c @@ -336,6 +336,8 @@ int io_provide_buffers_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe p->nbufs = tmp; p->addr = READ_ONCE(sqe->addr); p->len = READ_ONCE(sqe->len); + if (!p->len) + return -EINVAL; if (check_mul_overflow((unsigned long)p->len, (unsigned long)p->nbufs, &size)) diff --git a/io_uring/net.c b/io_uring/net.c index d56e8a47e50f..898990e71367 100644 --- a/io_uring/net.c +++ b/io_uring/net.c @@ -1391,6 +1391,8 @@ retry: goto retry; io_req_set_res(req, ret, 0); + if (!(issue_flags & IO_URING_F_MULTISHOT)) + return IOU_OK; return IOU_STOP_MULTISHOT; } diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index c6d983762196..8a5f8e09c021 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -793,7 +793,7 @@ static const struct vm_operations_struct bpf_map_default_vmops = { static int bpf_map_mmap(struct file *filp, struct vm_area_struct *vma) { struct bpf_map *map = filp->private_data; - int err; + int err = 0; if (!map->ops->map_mmap || map_value_has_spin_lock(map) || map_value_has_timer(map) || map_value_has_kptrs(map)) @@ -818,7 +818,12 @@ static int bpf_map_mmap(struct file *filp, struct vm_area_struct *vma) err = -EACCES; goto out; } + bpf_map_write_active_inc(map); } +out: + mutex_unlock(&map->freeze_mutex); + if (err) + return err; /* set default open/close callbacks */ vma->vm_ops = &bpf_map_default_vmops; @@ -829,13 +834,11 @@ static int bpf_map_mmap(struct file *filp, struct vm_area_struct *vma) vm_flags_clear(vma, VM_MAYWRITE); err = map->ops->map_mmap(map, vma); - if (err) - goto out; + if (err) { + if (vma->vm_flags & VM_WRITE) + bpf_map_write_active_dec(map); + } - if (vma->vm_flags & VM_MAYWRITE) - bpf_map_write_active_inc(map); -out: - mutex_unlock(&map->freeze_mutex); return err; } diff --git a/kernel/dma/contiguous.c b/kernel/dma/contiguous.c index d06c5982c2c0..c16889887ca1 100644 --- a/kernel/dma/contiguous.c +++ b/kernel/dma/contiguous.c @@ -70,8 +70,7 @@ EXPORT_SYMBOL_GPL(dma_contiguous_default_area); * Users, who want to set the size of global CMA area for their system * should use cma= kernel parameter. */ -static const phys_addr_t size_bytes __initconst = - (phys_addr_t)CMA_SIZE_MBYTES * SZ_1M; +#define size_bytes ((phys_addr_t)CMA_SIZE_MBYTES * SZ_1M) static phys_addr_t size_cmdline __initdata = -1; static phys_addr_t base_cmdline __initdata; static phys_addr_t limit_cmdline __initdata; diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index 7fb9731bc5f5..5f8ce961cd9a 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -6021,6 +6021,9 @@ static void zap_class(struct pending_free *pf, struct lock_class *class) hlist_del_rcu(&class->hash_entry); WRITE_ONCE(class->key, NULL); WRITE_ONCE(class->name, NULL); + /* Class allocated but not used, -1 in nr_unused_locks */ + if (class->usage_mask == 0) + debug_atomic_dec(nr_unused_locks); nr_lock_classes--; __clear_bit(class - lock_classes, lock_classes_in_use); if (class - lock_classes == max_lock_class_idx) diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c index a27f59331493..7f1f71c2486d 100644 --- a/kernel/sched/cpufreq_schedutil.c +++ b/kernel/sched/cpufreq_schedutil.c @@ -86,7 +86,7 @@ static bool sugov_should_update_freq(struct sugov_policy *sg_policy, u64 time) if (unlikely(sg_policy->limits_changed)) { sg_policy->limits_changed = false; - sg_policy->need_freq_update = cpufreq_driver_test_flags(CPUFREQ_NEED_UPDATE_LIMITS); + sg_policy->need_freq_update = true; return true; } @@ -98,10 +98,22 @@ static bool sugov_should_update_freq(struct sugov_policy *sg_policy, u64 time) static bool sugov_update_next_freq(struct sugov_policy *sg_policy, u64 time, unsigned int next_freq) { - if (sg_policy->need_freq_update) + if (sg_policy->need_freq_update) { sg_policy->need_freq_update = false; - else if (sg_policy->next_freq == next_freq) + /* + * The policy limits have changed, but if the return value of + * cpufreq_driver_resolve_freq() after applying the new limits + * is still equal to the previously selected frequency, the + * driver callback need not be invoked unless the driver + * specifically wants that to happen on every update of the + * policy limits. + */ + if (sg_policy->next_freq == next_freq && + !cpufreq_driver_test_flags(CPUFREQ_NEED_UPDATE_LIMITS)) + return false; + } else if (sg_policy->next_freq == next_freq) { return false; + } sg_policy->next_freq = next_freq; sg_policy->last_freq_update_time = time; diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index a6ff7365e9d2..cc98e523af42 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -403,7 +403,7 @@ static const struct bpf_func_proto bpf_trace_printk_proto = { .arg2_type = ARG_CONST_SIZE, }; -static void __set_printk_clr_event(void) +static void __set_printk_clr_event(struct work_struct *work) { /* * This program might be calling bpf_trace_printk, @@ -416,10 +416,11 @@ static void __set_printk_clr_event(void) if (trace_set_clr_event("bpf_trace", "bpf_trace_printk", 1)) pr_warn_ratelimited("could not enable bpf_trace_printk events"); } +static DECLARE_WORK(set_printk_work, __set_printk_clr_event); const struct bpf_func_proto *bpf_get_trace_printk_proto(void) { - __set_printk_clr_event(); + schedule_work(&set_printk_work); return &bpf_trace_printk_proto; } @@ -462,7 +463,7 @@ static const struct bpf_func_proto bpf_trace_vprintk_proto = { const struct bpf_func_proto *bpf_get_trace_vprintk_proto(void) { - __set_printk_clr_event(); + schedule_work(&set_printk_work); return &bpf_trace_vprintk_proto; } diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index ce8a8eae7e83..bd19c83c0e5e 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -6522,6 +6522,7 @@ ftrace_graph_set_hash(struct ftrace_hash *hash, char *buffer) } } } + cond_resched(); } while_for_each_ftrace_rec(); out: mutex_unlock(&ftrace_lock); diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 3a80b59c34f2..0732cf41ce3c 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -7006,13 +7006,14 @@ static ssize_t tracing_splice_read_pipe(struct file *filp, /* Copy the data into the page, so we can start over. */ ret = trace_seq_to_buffer(&iter->seq, page_address(spd.pages[i]), - trace_seq_used(&iter->seq)); + min((size_t)trace_seq_used(&iter->seq), + PAGE_SIZE)); if (ret < 0) { __free_page(spd.pages[i]); break; } spd.partial[i].offset = 0; - spd.partial[i].len = trace_seq_used(&iter->seq); + spd.partial[i].len = ret; trace_seq_init(&iter->seq); } diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index c98d4d968be7..db8f6c9469c7 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -456,6 +456,7 @@ static void test_event_printk(struct trace_event_call *call) case '%': continue; case 'p': + do_pointer: /* Find dereferencing fields */ switch (fmt[i + 1]) { case 'B': case 'R': case 'r': @@ -484,6 +485,12 @@ static void test_event_printk(struct trace_event_call *call) continue; if (fmt[i + j] == '*') { star = true; + /* Handle %*pbl case */ + if (!j && fmt[i + 1] == 'p') { + arg++; + i++; + goto do_pointer; + } continue; } if ((fmt[i + j] == 's')) { @@ -776,7 +783,9 @@ static int __ftrace_event_enable_disable(struct trace_event_file *file, clear_bit(EVENT_FILE_FL_RECORDED_TGID_BIT, &file->flags); } - call->class->reg(call, TRACE_REG_UNREGISTER, file); + ret = call->class->reg(call, TRACE_REG_UNREGISTER, file); + + WARN_ON_ONCE(ret); } /* If in SOFT_MODE, just set the SOFT_DISABLE_BIT, else clear it */ if (file->flags & EVENT_FILE_FL_SOFT_MODE) diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 96acc2b71ac7..d61ed97fe537 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -716,7 +716,7 @@ static __always_inline char *test_string(char *str) kstr = ubuf->buffer; /* For safety, do not trust the string pointer */ - if (!strncpy_from_kernel_nofault(kstr, str, USTRING_BUF_SIZE)) + if (strncpy_from_kernel_nofault(kstr, str, USTRING_BUF_SIZE) < 0) return NULL; return kstr; } @@ -735,7 +735,7 @@ static __always_inline char *test_ustring(char *str) /* user space address? */ ustr = (char __user *)str; - if (!strncpy_from_user_nofault(kstr, ustr, USTRING_BUF_SIZE)) + if (strncpy_from_user_nofault(kstr, ustr, USTRING_BUF_SIZE) < 0) return NULL; return kstr; diff --git a/lib/sg_split.c b/lib/sg_split.c index 60a0babebf2e..0f89aab5c671 100644 --- a/lib/sg_split.c +++ b/lib/sg_split.c @@ -88,8 +88,6 @@ static void sg_split_phys(struct sg_splitter *splitters, const int nb_splits) if (!j) { out_sg->offset += split->skip_sg0; out_sg->length -= split->skip_sg0; - } else { - out_sg->offset = 0; } sg_dma_address(out_sg) = 0; sg_dma_len(out_sg) = 0; diff --git a/lib/string.c b/lib/string.c index 3371d26a0e39..c4b8349ff058 100644 --- a/lib/string.c +++ b/lib/string.c @@ -181,6 +181,7 @@ ssize_t strscpy(char *dest, const char *src, size_t count) if (count == 0 || WARN_ON_ONCE(count > INT_MAX)) return -E2BIG; +#ifndef CONFIG_DCACHE_WORD_ACCESS #ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS /* * If src is unaligned, don't cross a page boundary, @@ -195,12 +196,14 @@ ssize_t strscpy(char *dest, const char *src, size_t count) /* If src or dest is unaligned, don't do word-at-a-time. */ if (((long) dest | (long) src) & (sizeof(long) - 1)) max = 0; +#endif #endif /* - * read_word_at_a_time() below may read uninitialized bytes after the - * trailing zero and use them in comparisons. Disable this optimization - * under KMSAN to prevent false positive reports. + * load_unaligned_zeropad() or read_word_at_a_time() below may read + * uninitialized bytes after the trailing zero and use them in + * comparisons. Disable this optimization under KMSAN to prevent + * false positive reports. */ if (IS_ENABLED(CONFIG_KMSAN)) max = 0; @@ -208,7 +211,11 @@ ssize_t strscpy(char *dest, const char *src, size_t count) while (max >= sizeof(unsigned long)) { unsigned long c, data; +#ifdef CONFIG_DCACHE_WORD_ACCESS + c = load_unaligned_zeropad(src+res); +#else c = read_word_at_a_time(src+res); +#endif if (has_zero(c, &data, &constants)) { data = prep_zero_mask(c, data, &constants); data = create_zero_mask(data); diff --git a/lib/test_ubsan.c b/lib/test_ubsan.c index 2062be1f2e80..f90f2b9842ec 100644 --- a/lib/test_ubsan.c +++ b/lib/test_ubsan.c @@ -35,18 +35,22 @@ static void test_ubsan_shift_out_of_bounds(void) static void test_ubsan_out_of_bounds(void) { - volatile int i = 4, j = 5, k = -1; - volatile char above[4] = { }; /* Protect surrounding memory. */ - volatile int arr[4]; - volatile char below[4] = { }; /* Protect surrounding memory. */ + int i = 4, j = 4, k = -1; + volatile struct { + char above[4]; /* Protect surrounding memory. */ + int arr[4]; + char below[4]; /* Protect surrounding memory. */ + } data; - above[0] = below[0]; + OPTIMIZER_HIDE_VAR(i); + OPTIMIZER_HIDE_VAR(j); + OPTIMIZER_HIDE_VAR(k); UBSAN_TEST(CONFIG_UBSAN_BOUNDS, "above"); - arr[j] = i; + data.arr[j] = i; UBSAN_TEST(CONFIG_UBSAN_BOUNDS, "below"); - arr[k] = i; + data.arr[k] = i; } enum ubsan_test_enum { diff --git a/mm/filemap.c b/mm/filemap.c index 5a04eee34ba8..a664f1f8ae70 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -2291,6 +2291,7 @@ unsigned filemap_get_folios_contig(struct address_space *mapping, *start = folio->index + nr; goto out; } + xas_advance(&xas, folio_next_index(folio) - 1); continue; put_folio: folio_put(folio); diff --git a/mm/gup.c b/mm/gup.c index 76a2b0943e2d..37c55e61460e 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -1881,8 +1881,8 @@ size_t fault_in_safe_writeable(const char __user *uaddr, size_t size) } while (start != end); mmap_read_unlock(mm); - if (size > (unsigned long)uaddr - start) - return size - ((unsigned long)uaddr - start); + if (size > start - (unsigned long)uaddr) + return size - (start - (unsigned long)uaddr); return 0; } EXPORT_SYMBOL(fault_in_safe_writeable); diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 1df5105a61c2..1a770a5243be 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -765,12 +765,17 @@ static int kill_accessing_process(struct task_struct *p, unsigned long pfn, mmap_read_lock(p->mm); ret = walk_page_range(p->mm, 0, TASK_SIZE, &hwp_walk_ops, (void *)&priv); + /* + * ret = 1 when CMCI wins, regardless of whether try_to_unmap() + * succeeds or fails, then kill the process with SIGBUS. + * ret = 0 when poison page is a clean page and it's dropped, no + * SIGBUS is needed. + */ if (ret == 1 && priv.tk.addr) kill_proc(&priv.tk, pfn, flags); - else - ret = 0; mmap_read_unlock(p->mm); - return ret > 0 ? -EHWPOISON : -EFAULT; + + return ret > 0 ? -EHWPOISON : 0; } static const char *action_name[] = { diff --git a/mm/memory.c b/mm/memory.c index 31ea60f18bd5..299e154729e7 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2684,11 +2684,11 @@ static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd, if (fn) { do { if (create || !pte_none(*pte)) { - err = fn(pte++, addr, data); + err = fn(pte, addr, data); if (err) break; } - } while (addr += PAGE_SIZE, addr != end); + } while (pte++, addr += PAGE_SIZE, addr != end); } *mask |= PGTBL_PTE_MODIFIED; diff --git a/mm/rmap.c b/mm/rmap.c index c80af87c3376..45fbd82de2b5 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -2337,7 +2337,7 @@ static bool folio_make_device_exclusive(struct folio *folio, * Restrict to anonymous folios for now to avoid potential writeback * issues. */ - if (!folio_test_anon(folio)) + if (!folio_test_anon(folio) || folio_test_hugetlb(folio)) return false; rmap_walk(folio, &rwc); diff --git a/mm/vmscan.c b/mm/vmscan.c index 08e98c9f0a90..8f6b7ebddd7f 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -8220,7 +8220,7 @@ int node_reclaim(struct pglist_data *pgdat, gfp_t gfp_mask, unsigned int order) return NODE_RECLAIM_NOSCAN; ret = __node_reclaim(pgdat, gfp_mask, order); - clear_bit(PGDAT_RECLAIM_LOCKED, &pgdat->flags); + clear_bit_unlock(PGDAT_RECLAIM_LOCKED, &pgdat->flags); if (!ret) count_vm_event(PGSCAN_ZONE_RECLAIM_FAILED); diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index d3e511e1eba8..c08228d48834 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -272,17 +272,6 @@ static int vlan_dev_open(struct net_device *dev) goto out; } - if (dev->flags & IFF_ALLMULTI) { - err = dev_set_allmulti(real_dev, 1); - if (err < 0) - goto del_unicast; - } - if (dev->flags & IFF_PROMISC) { - err = dev_set_promiscuity(real_dev, 1); - if (err < 0) - goto clear_allmulti; - } - ether_addr_copy(vlan->real_dev_addr, real_dev->dev_addr); if (vlan->flags & VLAN_FLAG_GVRP) @@ -296,12 +285,6 @@ static int vlan_dev_open(struct net_device *dev) netif_carrier_on(dev); return 0; -clear_allmulti: - if (dev->flags & IFF_ALLMULTI) - dev_set_allmulti(real_dev, -1); -del_unicast: - if (!ether_addr_equal(dev->dev_addr, real_dev->dev_addr)) - dev_uc_del(real_dev, dev->dev_addr); out: netif_carrier_off(dev); return err; @@ -314,10 +297,6 @@ static int vlan_dev_stop(struct net_device *dev) dev_mc_unsync(real_dev, dev); dev_uc_unsync(real_dev, dev); - if (dev->flags & IFF_ALLMULTI) - dev_set_allmulti(real_dev, -1); - if (dev->flags & IFF_PROMISC) - dev_set_promiscuity(real_dev, -1); if (!ether_addr_equal(dev->dev_addr, real_dev->dev_addr)) dev_uc_del(real_dev, dev->dev_addr); @@ -474,12 +453,10 @@ static void vlan_dev_change_rx_flags(struct net_device *dev, int change) { struct net_device *real_dev = vlan_dev_priv(dev)->real_dev; - if (dev->flags & IFF_UP) { - if (change & IFF_ALLMULTI) - dev_set_allmulti(real_dev, dev->flags & IFF_ALLMULTI ? 1 : -1); - if (change & IFF_PROMISC) - dev_set_promiscuity(real_dev, dev->flags & IFF_PROMISC ? 1 : -1); - } + if (change & IFF_ALLMULTI) + dev_set_allmulti(real_dev, dev->flags & IFF_ALLMULTI ? 1 : -1); + if (change & IFF_PROMISC) + dev_set_promiscuity(real_dev, dev->flags & IFF_PROMISC ? 1 : -1); } static void vlan_dev_set_rx_mode(struct net_device *vlan_dev) diff --git a/net/9p/client.c b/net/9p/client.c index e876d6fea2fc..e89a91802e03 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -1545,7 +1545,8 @@ p9_client_read_once(struct p9_fid *fid, u64 offset, struct iov_iter *to, struct p9_client *clnt = fid->clnt; struct p9_req_t *req; int count = iov_iter_count(to); - int rsize, received, non_zc = 0; + u32 rsize, received; + bool non_zc = false; char *dataptr; *err = 0; @@ -1568,7 +1569,7 @@ p9_client_read_once(struct p9_fid *fid, u64 offset, struct iov_iter *to, 0, 11, "dqd", fid->fid, offset, rsize); } else { - non_zc = 1; + non_zc = true; req = p9_client_rpc(clnt, P9_TREAD, "dqd", fid->fid, offset, rsize); } @@ -1589,11 +1590,11 @@ p9_client_read_once(struct p9_fid *fid, u64 offset, struct iov_iter *to, return 0; } if (rsize < received) { - pr_err("bogus RREAD count (%d > %d)\n", received, rsize); + pr_err("bogus RREAD count (%u > %u)\n", received, rsize); received = rsize; } - p9_debug(P9_DEBUG_9P, "<<< RREAD count %d\n", received); + p9_debug(P9_DEBUG_9P, "<<< RREAD count %u\n", received); if (non_zc) { int n = copy_to_iter(dataptr, received, to); @@ -1620,9 +1621,9 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err) *err = 0; while (iov_iter_count(from)) { - int count = iov_iter_count(from); - int rsize = fid->iounit; - int written; + size_t count = iov_iter_count(from); + u32 rsize = fid->iounit; + u32 written; if (!rsize || rsize > clnt->msize - P9_IOHDRSZ) rsize = clnt->msize - P9_IOHDRSZ; @@ -1630,7 +1631,7 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err) if (count < rsize) rsize = count; - p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu count %d (/%d)\n", + p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu count %u (/%zu)\n", fid->fid, offset, rsize, count); /* Don't bother zerocopy for small IO (< 1024) */ @@ -1656,11 +1657,11 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err) break; } if (rsize < written) { - pr_err("bogus RWRITE count (%d > %d)\n", written, rsize); + pr_err("bogus RWRITE count (%u > %u)\n", written, rsize); written = rsize; } - p9_debug(P9_DEBUG_9P, "<<< RWRITE count %d\n", written); + p9_debug(P9_DEBUG_9P, "<<< RWRITE count %u\n", written); p9_req_put(clnt, req); iov_iter_revert(from, count - written - iov_iter_count(from)); @@ -2056,7 +2057,8 @@ EXPORT_SYMBOL_GPL(p9_client_xattrcreate); int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset) { - int err, rsize, non_zc = 0; + int err, non_zc = 0; + u32 rsize; struct p9_client *clnt; struct p9_req_t *req; char *dataptr; @@ -2065,7 +2067,7 @@ int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset) iov_iter_kvec(&to, ITER_DEST, &kv, 1, count); - p9_debug(P9_DEBUG_9P, ">>> TREADDIR fid %d offset %llu count %d\n", + p9_debug(P9_DEBUG_9P, ">>> TREADDIR fid %d offset %llu count %u\n", fid->fid, offset, count); err = 0; @@ -2101,11 +2103,11 @@ int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset) goto free_and_error; } if (rsize < count) { - pr_err("bogus RREADDIR count (%d > %d)\n", count, rsize); + pr_err("bogus RREADDIR count (%u > %u)\n", count, rsize); count = rsize; } - p9_debug(P9_DEBUG_9P, "<<< RREADDIR count %d\n", count); + p9_debug(P9_DEBUG_9P, "<<< RREADDIR count %u\n", count); if (non_zc) memmove(data, dataptr, count); diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 6cfd61628cd7..8667723d4e96 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -6248,11 +6248,12 @@ static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr, * event or send an immediate device found event if the data * should not be stored for later. */ - if (!ext_adv && !has_pending_adv_report(hdev)) { + if (!has_pending_adv_report(hdev)) { /* If the report will trigger a SCAN_REQ store it for * later merging. */ - if (type == LE_ADV_IND || type == LE_ADV_SCAN_IND) { + if (!ext_adv && (type == LE_ADV_IND || + type == LE_ADV_SCAN_IND)) { store_pending_adv_report(hdev, bdaddr, bdaddr_type, rssi, flags, data, len); return; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 852e00342200..812d6d0fe5e2 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -4162,7 +4162,8 @@ static struct l2cap_chan *l2cap_connect(struct l2cap_conn *conn, /* Check if the ACL is secure enough (if not SDP) */ if (psm != cpu_to_le16(L2CAP_PSM_SDP) && - !hci_conn_check_link_mode(conn->hcon)) { + (!hci_conn_check_link_mode(conn->hcon) || + !l2cap_check_enc_key_size(conn->hcon))) { conn->disc_reason = HCI_ERROR_AUTH_FAILURE; result = L2CAP_CR_SEC_BLOCK; goto response; diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c index 9ffd40b8270c..23a82567fe62 100644 --- a/net/bridge/br_vlan.c +++ b/net/bridge/br_vlan.c @@ -715,8 +715,8 @@ static int br_vlan_add_existing(struct net_bridge *br, u16 flags, bool *changed, struct netlink_ext_ack *extack) { - bool would_change = __vlan_flags_would_change(vlan, flags); bool becomes_brentry = false; + bool would_change = false; int err; if (!br_vlan_is_brentry(vlan)) { @@ -725,6 +725,8 @@ static int br_vlan_add_existing(struct net_bridge *br, return -EINVAL; becomes_brentry = true; + } else { + would_change = __vlan_flags_would_change(vlan, flags); } /* Master VLANs that aren't brentries weren't notified before, diff --git a/net/core/lwtunnel.c b/net/core/lwtunnel.c index 4417a18b3e95..f63586c9ce02 100644 --- a/net/core/lwtunnel.c +++ b/net/core/lwtunnel.c @@ -332,6 +332,8 @@ int lwtunnel_output(struct net *net, struct sock *sk, struct sk_buff *skb) struct dst_entry *dst; int ret; + local_bh_disable(); + if (dev_xmit_recursion()) { net_crit_ratelimited("%s(): recursion limit reached on datapath\n", __func__); @@ -347,8 +349,10 @@ int lwtunnel_output(struct net *net, struct sock *sk, struct sk_buff *skb) lwtstate = dst->lwtstate; if (lwtstate->type == LWTUNNEL_ENCAP_NONE || - lwtstate->type > LWTUNNEL_ENCAP_MAX) - return 0; + lwtstate->type > LWTUNNEL_ENCAP_MAX) { + ret = 0; + goto out; + } ret = -EOPNOTSUPP; rcu_read_lock(); @@ -363,11 +367,13 @@ int lwtunnel_output(struct net *net, struct sock *sk, struct sk_buff *skb) if (ret == -EOPNOTSUPP) goto drop; - return ret; + goto out; drop: kfree_skb(skb); +out: + local_bh_enable(); return ret; } EXPORT_SYMBOL_GPL(lwtunnel_output); @@ -379,6 +385,8 @@ int lwtunnel_xmit(struct sk_buff *skb) struct dst_entry *dst; int ret; + local_bh_disable(); + if (dev_xmit_recursion()) { net_crit_ratelimited("%s(): recursion limit reached on datapath\n", __func__); @@ -395,8 +403,10 @@ int lwtunnel_xmit(struct sk_buff *skb) lwtstate = dst->lwtstate; if (lwtstate->type == LWTUNNEL_ENCAP_NONE || - lwtstate->type > LWTUNNEL_ENCAP_MAX) - return 0; + lwtstate->type > LWTUNNEL_ENCAP_MAX) { + ret = 0; + goto out; + } ret = -EOPNOTSUPP; rcu_read_lock(); @@ -411,11 +421,13 @@ int lwtunnel_xmit(struct sk_buff *skb) if (ret == -EOPNOTSUPP) goto drop; - return ret; + goto out; drop: kfree_skb(skb); +out: + local_bh_enable(); return ret; } EXPORT_SYMBOL_GPL(lwtunnel_xmit); @@ -427,6 +439,8 @@ int lwtunnel_input(struct sk_buff *skb) struct dst_entry *dst; int ret; + DEBUG_NET_WARN_ON_ONCE(!in_softirq()); + if (dev_xmit_recursion()) { net_crit_ratelimited("%s(): recursion limit reached on datapath\n", __func__); diff --git a/net/core/page_pool.c b/net/core/page_pool.c index caf6d950d54a..acc1d0d055cd 100644 --- a/net/core/page_pool.c +++ b/net/core/page_pool.c @@ -841,7 +841,13 @@ static void page_pool_release_retry(struct work_struct *wq) int inflight; inflight = page_pool_release(pool); - if (!inflight) + /* In rare cases, a driver bug may cause inflight to go negative. + * Don't reschedule release if inflight is 0 or negative. + * - If 0, the page_pool has been destroyed + * - if negative, we will never recover + * in both cases no reschedule is necessary. + */ + if (inflight <= 0) return; /* Periodic warning */ diff --git a/net/core/selftests.c b/net/core/selftests.c index acb1ee97bbd3..7af99d07762e 100644 --- a/net/core/selftests.c +++ b/net/core/selftests.c @@ -100,10 +100,10 @@ static struct sk_buff *net_test_get_skb(struct net_device *ndev, ehdr->h_proto = htons(ETH_P_IP); if (attr->tcp) { + memset(thdr, 0, sizeof(*thdr)); thdr->source = htons(attr->sport); thdr->dest = htons(attr->dport); thdr->doff = sizeof(struct tcphdr) / 4; - thdr->check = 0; } else { uhdr->source = htons(attr->sport); uhdr->dest = htons(attr->dport); @@ -144,10 +144,18 @@ static struct sk_buff *net_test_get_skb(struct net_device *ndev, attr->id = net_test_next_id; shdr->id = net_test_next_id++; - if (attr->size) - skb_put(skb, attr->size); - if (attr->max_size && attr->max_size > skb->len) - skb_put(skb, attr->max_size - skb->len); + if (attr->size) { + void *payload = skb_put(skb, attr->size); + + memset(payload, 0, attr->size); + } + + if (attr->max_size && attr->max_size > skb->len) { + size_t pad_len = attr->max_size - skb->len; + void *pad = skb_put(skb, pad_len); + + memset(pad, 0, pad_len); + } skb->csum = 0; skb->ip_summed = CHECKSUM_PARTIAL; diff --git a/net/dsa/port.c b/net/dsa/port.c index 750fe68d9b2a..cd1741792f6a 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -1599,6 +1599,21 @@ dsa_port_phylink_mac_select_pcs(struct phylink_config *config, return pcs; } +static int dsa_port_phylink_mac_prepare(struct phylink_config *config, + unsigned int mode, + phy_interface_t interface) +{ + struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_switch *ds = dp->ds; + int err = 0; + + if (ds->ops->phylink_mac_prepare) + err = ds->ops->phylink_mac_prepare(ds, dp->index, mode, + interface); + + return err; +} + static void dsa_port_phylink_mac_config(struct phylink_config *config, unsigned int mode, const struct phylink_link_state *state) @@ -1612,6 +1627,21 @@ static void dsa_port_phylink_mac_config(struct phylink_config *config, ds->ops->phylink_mac_config(ds, dp->index, mode, state); } +static int dsa_port_phylink_mac_finish(struct phylink_config *config, + unsigned int mode, + phy_interface_t interface) +{ + struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_switch *ds = dp->ds; + int err = 0; + + if (ds->ops->phylink_mac_finish) + err = ds->ops->phylink_mac_finish(ds, dp->index, mode, + interface); + + return err; +} + static void dsa_port_phylink_mac_an_restart(struct phylink_config *config) { struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); @@ -1667,7 +1697,9 @@ static const struct phylink_mac_ops dsa_port_phylink_mac_ops = { .validate = dsa_port_phylink_validate, .mac_select_pcs = dsa_port_phylink_mac_select_pcs, .mac_pcs_get_state = dsa_port_phylink_mac_pcs_get_state, + .mac_prepare = dsa_port_phylink_mac_prepare, .mac_config = dsa_port_phylink_mac_config, + .mac_finish = dsa_port_phylink_mac_finish, .mac_an_restart = dsa_port_phylink_mac_an_restart, .mac_link_down = dsa_port_phylink_mac_link_down, .mac_link_up = dsa_port_phylink_mac_link_up, diff --git a/net/dsa/tag_8021q.c b/net/dsa/tag_8021q.c index 89371b16416e..6a33f35a0f74 100644 --- a/net/dsa/tag_8021q.c +++ b/net/dsa/tag_8021q.c @@ -180,7 +180,7 @@ static int dsa_port_do_tag_8021q_vlan_del(struct dsa_port *dp, u16 vid) err = ds->ops->tag_8021q_vlan_del(ds, port, vid); if (err) { - refcount_inc(&v->refcount); + refcount_set(&v->refcount, 1); return err; } diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c index e5efdf2817ef..98c064113882 100644 --- a/net/ethtool/netlink.c +++ b/net/ethtool/netlink.c @@ -384,7 +384,7 @@ static int ethnl_default_doit(struct sk_buff *skb, struct genl_info *info) ret = ops->prepare_data(req_info, reply_data, info); rtnl_unlock(); if (ret < 0) - goto err_cleanup; + goto err_dev; ret = ops->reply_size(req_info, reply_data); if (ret < 0) goto err_cleanup; @@ -442,7 +442,7 @@ static int ethnl_default_dump_one(struct sk_buff *skb, struct net_device *dev, ret = ctx->ops->prepare_data(ctx->req_info, ctx->reply_data, NULL); rtnl_unlock(); if (ret < 0) - goto out; + goto out_cancel; ret = ethnl_fill_reply_header(skb, dev, ctx->ops->hdr_attr); if (ret < 0) goto out; @@ -451,6 +451,7 @@ static int ethnl_default_dump_one(struct sk_buff *skb, struct net_device *dev, out: if (ctx->ops->cleanup_data) ctx->ops->cleanup_data(ctx->reply_data); +out_cancel: ctx->reply_data->dev = NULL; if (ret < 0) genlmsg_cancel(skb, ehdr); @@ -636,7 +637,7 @@ static void ethnl_default_notify(struct net_device *dev, unsigned int cmd, ethnl_init_reply_data(reply_data, ops, dev); ret = ops->prepare_data(req_info, reply_data, NULL); if (ret < 0) - goto err_cleanup; + goto err_rep; ret = ops->reply_size(req_info, reply_data); if (ret < 0) goto err_cleanup; @@ -671,6 +672,7 @@ err_skb: err_cleanup: if (ops->cleanup_data) ops->cleanup_data(reply_data); +err_rep: kfree(reply_data); kfree(req_info); return; diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index 36f3b52eec05..e69524a2036a 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -246,6 +246,62 @@ static struct sk_buff *__udpv4_gso_segment_list_csum(struct sk_buff *segs) return segs; } +static void __udpv6_gso_segment_csum(struct sk_buff *seg, + struct in6_addr *oldip, + const struct in6_addr *newip, + __be16 *oldport, __be16 newport) +{ + struct udphdr *uh = udp_hdr(seg); + + if (ipv6_addr_equal(oldip, newip) && *oldport == newport) + return; + + if (uh->check) { + inet_proto_csum_replace16(&uh->check, seg, oldip->s6_addr32, + newip->s6_addr32, true); + + inet_proto_csum_replace2(&uh->check, seg, *oldport, newport, + false); + if (!uh->check) + uh->check = CSUM_MANGLED_0; + } + + *oldip = *newip; + *oldport = newport; +} + +static struct sk_buff *__udpv6_gso_segment_list_csum(struct sk_buff *segs) +{ + const struct ipv6hdr *iph; + const struct udphdr *uh; + struct ipv6hdr *iph2; + struct sk_buff *seg; + struct udphdr *uh2; + + seg = segs; + uh = udp_hdr(seg); + iph = ipv6_hdr(seg); + uh2 = udp_hdr(seg->next); + iph2 = ipv6_hdr(seg->next); + + if (!(*(const u32 *)&uh->source ^ *(const u32 *)&uh2->source) && + ipv6_addr_equal(&iph->saddr, &iph2->saddr) && + ipv6_addr_equal(&iph->daddr, &iph2->daddr)) + return segs; + + while ((seg = seg->next)) { + uh2 = udp_hdr(seg); + iph2 = ipv6_hdr(seg); + + __udpv6_gso_segment_csum(seg, &iph2->saddr, &iph->saddr, + &uh2->source, uh->source); + __udpv6_gso_segment_csum(seg, &iph2->daddr, &iph->daddr, + &uh2->dest, uh->dest); + } + + return segs; +} + static struct sk_buff *__udp_gso_segment_list(struct sk_buff *skb, netdev_features_t features, bool is_ipv6) @@ -258,7 +314,10 @@ static struct sk_buff *__udp_gso_segment_list(struct sk_buff *skb, udp_hdr(skb)->len = htons(sizeof(struct udphdr) + mss); - return is_ipv6 ? skb : __udpv4_gso_segment_list_csum(skb); + if (is_ipv6) + return __udpv6_gso_segment_list_csum(skb); + else + return __udpv4_gso_segment_list_csum(skb); } struct sk_buff *__udp_gso_segment(struct sk_buff *gso_skb, diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 95c23d4b5627..bab0dc952d77 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -471,10 +471,10 @@ void fib6_select_path(const struct net *net, struct fib6_result *res, goto out; hash = fl6->mp_hash; - if (hash <= atomic_read(&first->fib6_nh->fib_nh_upper_bound) && - rt6_score_route(first->fib6_nh, first->fib6_flags, oif, - strict) >= 0) { - match = first; + if (hash <= atomic_read(&first->fib6_nh->fib_nh_upper_bound)) { + if (rt6_score_route(first->fib6_nh, first->fib6_flags, oif, + strict) >= 0) + match = first; goto out; } diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 8a3af4144d3f..4cd413bd764f 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1984,8 +1984,6 @@ void __ieee80211_subif_start_xmit(struct sk_buff *skb, u32 info_flags, u32 ctrl_flags, u64 *cookie); -void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, - struct sk_buff_head *skbs); struct sk_buff * ieee80211_build_data_template(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, u32 info_flags); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 8861f63e2cfb..fc60e80088a3 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -688,6 +688,9 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) ieee80211_txq_remove_vlan(local, sdata); + if (sdata->vif.txq) + ieee80211_txq_purge(sdata->local, to_txq_info(sdata->vif.txq)); + sdata->bss = NULL; if (local->open_count == 0) diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index 9b1ce7c3925a..47eb67dc11cf 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -365,6 +365,12 @@ u32 airtime_link_metric_get(struct ieee80211_local *local, return (u32)result; } +/* Check that the first metric is at least 10% better than the second one */ +static bool is_metric_better(u32 x, u32 y) +{ + return (x < y) && (x < (y - x / 10)); +} + /** * hwmp_route_info_get - Update routing info to originator and transmitter * @@ -455,8 +461,8 @@ static u32 hwmp_route_info_get(struct ieee80211_sub_if_data *sdata, (mpath->sn == orig_sn && (rcu_access_pointer(mpath->next_hop) != sta ? - mult_frac(new_metric, 10, 9) : - new_metric) >= mpath->metric)) { + !is_metric_better(new_metric, mpath->metric) : + new_metric >= mpath->metric))) { process = false; fresh_info = false; } @@ -526,8 +532,8 @@ static u32 hwmp_route_info_get(struct ieee80211_sub_if_data *sdata, if ((mpath->flags & MESH_PATH_FIXED) || ((mpath->flags & MESH_PATH_ACTIVE) && ((rcu_access_pointer(mpath->next_hop) != sta ? - mult_frac(last_hop_metric, 10, 9) : - last_hop_metric) > mpath->metric))) + !is_metric_better(last_hop_metric, mpath->metric) : + last_hop_metric > mpath->metric)))) fresh_info = false; } else { mpath = mesh_path_add(sdata, ta); diff --git a/net/mac80211/status.c b/net/mac80211/status.c index 3f9ddd7f04b6..3a96aa306616 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -1294,3 +1294,4 @@ void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, while ((skb = __skb_dequeue(skbs))) ieee80211_free_txskb(hw, skb); } +EXPORT_SYMBOL(ieee80211_purge_tx_queue); diff --git a/net/mctp/af_mctp.c b/net/mctp/af_mctp.c index 2316e7772b78..6a963eac1cc2 100644 --- a/net/mctp/af_mctp.c +++ b/net/mctp/af_mctp.c @@ -551,6 +551,9 @@ static int mctp_sk_hash(struct sock *sk) { struct net *net = sock_net(sk); + /* Bind lookup runs under RCU, remain live during that. */ + sock_set_flag(sk, SOCK_RCU_FREE); + mutex_lock(&net->mctp.bind_lock); sk_add_node_rcu(sk, &net->mctp.binds); mutex_unlock(&net->mctp.bind_lock); diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c index 766797ace942..129c9e9ee396 100644 --- a/net/mptcp/sockopt.c +++ b/net/mptcp/sockopt.c @@ -1266,6 +1266,32 @@ static int mptcp_getsockopt_v4(struct mptcp_sock *msk, int optname, switch (optname) { case IP_TOS: return mptcp_put_int_option(msk, optval, optlen, inet_sk(sk)->tos); + case IP_FREEBIND: + return mptcp_put_int_option(msk, optval, optlen, + inet_sk(sk)->freebind); + case IP_TRANSPARENT: + return mptcp_put_int_option(msk, optval, optlen, + inet_sk(sk)->transparent); + } + + return -EOPNOTSUPP; +} + +static int mptcp_getsockopt_v6(struct mptcp_sock *msk, int optname, + char __user *optval, int __user *optlen) +{ + struct sock *sk = (void *)msk; + + switch (optname) { + case IPV6_V6ONLY: + return mptcp_put_int_option(msk, optval, optlen, + sk->sk_ipv6only); + case IPV6_TRANSPARENT: + return mptcp_put_int_option(msk, optval, optlen, + inet_sk(sk)->transparent); + case IPV6_FREEBIND: + return mptcp_put_int_option(msk, optval, optlen, + inet_sk(sk)->freebind); } return -EOPNOTSUPP; @@ -1308,6 +1334,8 @@ int mptcp_getsockopt(struct sock *sk, int level, int optname, if (level == SOL_IP) return mptcp_getsockopt_v4(msk, optname, optval, option); + if (level == SOL_IPV6) + return mptcp_getsockopt_v6(msk, optname, optval, option); if (level == SOL_TCP) return mptcp_getsockopt_sol_tcp(msk, optname, optval, option); if (level == SOL_MPTCP) diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index c3e0ad7beb57..a6237eb55537 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -643,8 +643,6 @@ static bool subflow_hmac_valid(const struct request_sock *req, subflow_req = mptcp_subflow_rsk(req); msk = subflow_req->msk; - if (!msk) - return false; subflow_generate_hmac(msk->remote_key, msk->local_key, subflow_req->remote_nonce, @@ -739,12 +737,8 @@ static struct sock *subflow_syn_recv_sock(const struct sock *sk, } else if (subflow_req->mp_join) { mptcp_get_options(skb, &mp_opt); - if (!(mp_opt.suboptions & OPTION_MPTCP_MPJ_ACK) || - !subflow_hmac_valid(req, &mp_opt) || - !mptcp_can_accept_new_subflow(subflow_req->msk)) { - SUBFLOW_REQ_INC_STATS(req, MPTCP_MIB_JOINACKMAC); + if (!(mp_opt.suboptions & OPTION_MPTCP_MPJ_ACK)) fallback = true; - } } create_child: @@ -794,6 +788,17 @@ create_child: goto dispose_child; } + if (!subflow_hmac_valid(req, &mp_opt)) { + SUBFLOW_REQ_INC_STATS(req, MPTCP_MIB_JOINACKMAC); + subflow_add_reset_reason(skb, MPTCP_RST_EPROHIBIT); + goto dispose_child; + } + + if (!mptcp_can_accept_new_subflow(owner)) { + subflow_add_reset_reason(skb, MPTCP_RST_EPROHIBIT); + goto dispose_child; + } + /* move the msk reference ownership to the subflow */ subflow_req->msk = NULL; ctx->conn = (struct sock *)owner; diff --git a/net/netfilter/nft_set_pipapo_avx2.c b/net/netfilter/nft_set_pipapo_avx2.c index b8d3c3213efe..c15db28c5ebc 100644 --- a/net/netfilter/nft_set_pipapo_avx2.c +++ b/net/netfilter/nft_set_pipapo_avx2.c @@ -994,8 +994,9 @@ static int nft_pipapo_avx2_lookup_8b_16(unsigned long *map, unsigned long *fill, NFT_PIPAPO_AVX2_BUCKET_LOAD8(5, lt, 8, pkt[8], bsize); NFT_PIPAPO_AVX2_AND(6, 2, 3); + NFT_PIPAPO_AVX2_AND(3, 4, 7); NFT_PIPAPO_AVX2_BUCKET_LOAD8(7, lt, 9, pkt[9], bsize); - NFT_PIPAPO_AVX2_AND(0, 4, 5); + NFT_PIPAPO_AVX2_AND(0, 3, 5); NFT_PIPAPO_AVX2_BUCKET_LOAD8(1, lt, 10, pkt[10], bsize); NFT_PIPAPO_AVX2_AND(2, 6, 7); NFT_PIPAPO_AVX2_BUCKET_LOAD8(3, lt, 11, pkt[11], bsize); diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c index 5ebbec656895..0ed3953dbe52 100644 --- a/net/openvswitch/flow_netlink.c +++ b/net/openvswitch/flow_netlink.c @@ -2860,7 +2860,8 @@ static int validate_set(const struct nlattr *a, size_t key_len; /* There can be only one key in a action */ - if (nla_total_size(nla_len(ovs_key)) != nla_len(a)) + if (!nla_ok(ovs_key, nla_len(a)) || + nla_total_size(nla_len(ovs_key)) != nla_len(a)) return -EINVAL; key_len = nla_len(ovs_key); diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c index 36395e5db3b4..bbc34987bd09 100644 --- a/net/sched/act_mirred.c +++ b/net/sched/act_mirred.c @@ -255,31 +255,31 @@ static int tcf_mirred_act(struct sk_buff *skb, const struct tc_action *a, m_mac_header_xmit = READ_ONCE(m->tcfm_mac_header_xmit); m_eaction = READ_ONCE(m->tcfm_eaction); + is_redirect = tcf_mirred_is_act_redirect(m_eaction); retval = READ_ONCE(m->tcf_action); dev = rcu_dereference_bh(m->tcfm_dev); if (unlikely(!dev)) { pr_notice_once("tc mirred: target device is gone\n"); - goto out; + goto err_cant_do; } if (unlikely(!(dev->flags & IFF_UP)) || !netif_carrier_ok(dev)) { net_notice_ratelimited("tc mirred to Houston: device %s is down\n", dev->name); - goto out; + goto err_cant_do; } /* we could easily avoid the clone only if called by ingress and clsact; * since we can't easily detect the clsact caller, skip clone only for * ingress - that covers the TC S/W datapath. */ - is_redirect = tcf_mirred_is_act_redirect(m_eaction); at_ingress = skb_at_tc_ingress(skb); use_reinsert = at_ingress && is_redirect && tcf_mirred_can_reinsert(retval); if (!use_reinsert) { skb2 = skb_clone(skb, GFP_ATOMIC); if (!skb2) - goto out; + goto err_cant_do; } want_ingress = tcf_mirred_act_wants_ingress(m_eaction); @@ -321,12 +321,16 @@ static int tcf_mirred_act(struct sk_buff *skb, const struct tc_action *a, } err = tcf_mirred_forward(want_ingress, skb2); - if (err) { -out: + if (err) tcf_action_inc_overlimit_qstats(&m->common); - if (tcf_mirred_is_act_redirect(m_eaction)) - retval = TC_ACT_SHOT; - } + __this_cpu_dec(mirred_nest_level); + + return retval; + +err_cant_do: + if (is_redirect) + retval = TC_ACT_SHOT; + tcf_action_inc_overlimit_qstats(&m->common); __this_cpu_dec(mirred_nest_level); return retval; diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 445ab1b0537d..89da596be1b8 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -1824,6 +1824,7 @@ static int tcf_fill_node(struct net *net, struct sk_buff *skb, struct tcmsg *tcm; struct nlmsghdr *nlh; unsigned char *b = skb_tail_pointer(skb); + int ret = -EMSGSIZE; nlh = nlmsg_put(skb, portid, seq, event, sizeof(*tcm), flags); if (!nlh) @@ -1868,11 +1869,45 @@ static int tcf_fill_node(struct net *net, struct sk_buff *skb, return skb->len; +cls_op_not_supp: + ret = -EOPNOTSUPP; out_nlmsg_trim: nla_put_failure: -cls_op_not_supp: nlmsg_trim(skb, b); - return -1; + return ret; +} + +static struct sk_buff *tfilter_notify_prep(struct net *net, + struct sk_buff *oskb, + struct nlmsghdr *n, + struct tcf_proto *tp, + struct tcf_block *block, + struct Qdisc *q, u32 parent, + void *fh, int event, + u32 portid, bool rtnl_held, + struct netlink_ext_ack *extack) +{ + unsigned int size = oskb ? max(NLMSG_GOODSIZE, oskb->len) : NLMSG_GOODSIZE; + struct sk_buff *skb; + int ret; + +retry: + skb = alloc_skb(size, GFP_KERNEL); + if (!skb) + return ERR_PTR(-ENOBUFS); + + ret = tcf_fill_node(net, skb, tp, block, q, parent, fh, portid, + n->nlmsg_seq, n->nlmsg_flags, event, false, + rtnl_held, extack); + if (ret <= 0) { + kfree_skb(skb); + if (ret == -EMSGSIZE) { + size += NLMSG_GOODSIZE; + goto retry; + } + return ERR_PTR(-EINVAL); + } + return skb; } static int tfilter_notify(struct net *net, struct sk_buff *oskb, @@ -1885,16 +1920,13 @@ static int tfilter_notify(struct net *net, struct sk_buff *oskb, u32 portid = oskb ? NETLINK_CB(oskb).portid : 0; int err = 0; - skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL); - if (!skb) - return -ENOBUFS; + if (!unicast && !rtnl_notify_needed(net, n->nlmsg_flags, RTNLGRP_TC)) + return 0; - if (tcf_fill_node(net, skb, tp, block, q, parent, fh, portid, - n->nlmsg_seq, n->nlmsg_flags, event, - false, rtnl_held, extack) <= 0) { - kfree_skb(skb); - return -EINVAL; - } + skb = tfilter_notify_prep(net, oskb, n, tp, block, q, parent, fh, event, + portid, rtnl_held, extack); + if (IS_ERR(skb)) + return PTR_ERR(skb); if (unicast) err = rtnl_unicast(skb, net, portid); @@ -1914,16 +1946,14 @@ static int tfilter_del_notify(struct net *net, struct sk_buff *oskb, u32 portid = oskb ? NETLINK_CB(oskb).portid : 0; int err; - skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL); - if (!skb) - return -ENOBUFS; + if (!rtnl_notify_needed(net, n->nlmsg_flags, RTNLGRP_TC)) + return tp->ops->delete(tp, fh, last, rtnl_held, extack); - if (tcf_fill_node(net, skb, tp, block, q, parent, fh, portid, - n->nlmsg_seq, n->nlmsg_flags, RTM_DELTFILTER, - false, rtnl_held, extack) <= 0) { + skb = tfilter_notify_prep(net, oskb, n, tp, block, q, parent, fh, + RTM_DELTFILTER, portid, rtnl_held, extack); + if (IS_ERR(skb)) { NL_SET_ERR_MSG(extack, "Failed to build del event notification"); - kfree_skb(skb); - return -EINVAL; + return PTR_ERR(skb); } err = tp->ops->delete(tp, fh, last, rtnl_held, extack); @@ -2731,6 +2761,9 @@ static int tc_chain_notify(struct tcf_chain *chain, struct sk_buff *oskb, struct sk_buff *skb; int err = 0; + if (!unicast && !rtnl_notify_needed(net, flags, RTNLGRP_TC)) + return 0; + skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL); if (!skb) return -ENOBUFS; @@ -2760,6 +2793,9 @@ static int tc_chain_notify_delete(const struct tcf_proto_ops *tmplt_ops, struct net *net = block->net; struct sk_buff *skb; + if (!rtnl_notify_needed(net, flags, RTNLGRP_TC)) + return 0; + skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL); if (!skb) return -ENOBUFS; diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c index e35a4e90f4e6..3aee041c7bdb 100644 --- a/net/sched/sch_drr.c +++ b/net/sched/sch_drr.c @@ -36,6 +36,11 @@ struct drr_sched { struct Qdisc_class_hash clhash; }; +static bool cl_is_active(struct drr_class *cl) +{ + return !list_empty(&cl->alist); +} + static struct drr_class *drr_find_class(struct Qdisc *sch, u32 classid) { struct drr_sched *q = qdisc_priv(sch); @@ -106,6 +111,7 @@ static int drr_change_class(struct Qdisc *sch, u32 classid, u32 parentid, return -ENOBUFS; gnet_stats_basic_sync_init(&cl->bstats); + INIT_LIST_HEAD(&cl->alist); cl->common.classid = classid; cl->quantum = quantum; cl->qdisc = qdisc_create_dflt(sch->dev_queue, @@ -228,7 +234,7 @@ static void drr_qlen_notify(struct Qdisc *csh, unsigned long arg) { struct drr_class *cl = (struct drr_class *)arg; - list_del(&cl->alist); + list_del_init(&cl->alist); } static int drr_dump_class(struct Qdisc *sch, unsigned long arg, @@ -335,7 +341,6 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct drr_sched *q = qdisc_priv(sch); struct drr_class *cl; int err = 0; - bool first; cl = drr_classify(skb, sch, &err); if (cl == NULL) { @@ -345,7 +350,6 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch, return err; } - first = !cl->qdisc->q.qlen; err = qdisc_enqueue(skb, cl->qdisc, to_free); if (unlikely(err != NET_XMIT_SUCCESS)) { if (net_xmit_drop_count(err)) { @@ -355,7 +359,7 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch, return err; } - if (first) { + if (!cl_is_active(cl)) { list_add_tail(&cl->alist, &q->active); cl->deficit = cl->quantum; } @@ -389,7 +393,7 @@ static struct sk_buff *drr_dequeue(struct Qdisc *sch) if (unlikely(skb == NULL)) goto out; if (cl->qdisc->q.qlen == 0) - list_del(&cl->alist); + list_del_init(&cl->alist); bstats_update(&cl->bstats, skb); qdisc_bstats_update(sch, skb); @@ -430,7 +434,7 @@ static void drr_reset_qdisc(struct Qdisc *sch) for (i = 0; i < q->clhash.hashsize; i++) { hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) { if (cl->qdisc->q.qlen) - list_del(&cl->alist); + list_del_init(&cl->alist); qdisc_reset(cl->qdisc); } } diff --git a/net/sched/sch_ets.c b/net/sched/sch_ets.c index 9fd70462b41d..9da86db4d2c2 100644 --- a/net/sched/sch_ets.c +++ b/net/sched/sch_ets.c @@ -74,6 +74,11 @@ static const struct nla_policy ets_class_policy[TCA_ETS_MAX + 1] = { [TCA_ETS_QUANTA_BAND] = { .type = NLA_U32 }, }; +static bool cl_is_active(struct ets_class *cl) +{ + return !list_empty(&cl->alist); +} + static int ets_quantum_parse(struct Qdisc *sch, const struct nlattr *attr, unsigned int *quantum, struct netlink_ext_ack *extack) @@ -293,7 +298,7 @@ static void ets_class_qlen_notify(struct Qdisc *sch, unsigned long arg) * to remove them. */ if (!ets_class_is_strict(q, cl) && sch->q.qlen) - list_del(&cl->alist); + list_del_init(&cl->alist); } static int ets_class_dump(struct Qdisc *sch, unsigned long arg, @@ -416,7 +421,6 @@ static int ets_qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct ets_sched *q = qdisc_priv(sch); struct ets_class *cl; int err = 0; - bool first; cl = ets_classify(skb, sch, &err); if (!cl) { @@ -426,7 +430,6 @@ static int ets_qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch, return err; } - first = !cl->qdisc->q.qlen; err = qdisc_enqueue(skb, cl->qdisc, to_free); if (unlikely(err != NET_XMIT_SUCCESS)) { if (net_xmit_drop_count(err)) { @@ -436,7 +439,7 @@ static int ets_qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch, return err; } - if (first && !ets_class_is_strict(q, cl)) { + if (!cl_is_active(cl) && !ets_class_is_strict(q, cl)) { list_add_tail(&cl->alist, &q->active); cl->deficit = cl->quantum; } @@ -488,7 +491,7 @@ static struct sk_buff *ets_qdisc_dequeue(struct Qdisc *sch) if (unlikely(!skb)) goto out; if (cl->qdisc->q.qlen == 0) - list_del(&cl->alist); + list_del_init(&cl->alist); return ets_qdisc_dequeue_skb(sch, skb); } @@ -657,7 +660,7 @@ static int ets_qdisc_change(struct Qdisc *sch, struct nlattr *opt, } for (i = q->nbands; i < oldbands; i++) { if (i >= q->nstrict && q->classes[i].qdisc->q.qlen) - list_del(&q->classes[i].alist); + list_del_init(&q->classes[i].alist); qdisc_tree_flush_backlog(q->classes[i].qdisc); } q->nstrict = nstrict; @@ -713,7 +716,7 @@ static void ets_qdisc_reset(struct Qdisc *sch) for (band = q->nstrict; band < q->nbands; band++) { if (q->classes[band].qdisc->q.qlen) - list_del(&q->classes[band].alist); + list_del_init(&q->classes[band].alist); } for (band = 0; band < q->nbands; band++) qdisc_reset(q->classes[band].qdisc); diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c index 54dddc2ff502..fc1370c29373 100644 --- a/net/sched/sch_hfsc.c +++ b/net/sched/sch_hfsc.c @@ -204,7 +204,10 @@ eltree_insert(struct hfsc_class *cl) static inline void eltree_remove(struct hfsc_class *cl) { - rb_erase(&cl->el_node, &cl->sched->eligible); + if (!RB_EMPTY_NODE(&cl->el_node)) { + rb_erase(&cl->el_node, &cl->sched->eligible); + RB_CLEAR_NODE(&cl->el_node); + } } static inline void @@ -959,6 +962,7 @@ hfsc_change_class(struct Qdisc *sch, u32 classid, u32 parentid, if (cl != NULL) { int old_flags; + int len = 0; if (parentid) { if (cl->cl_parent && @@ -989,9 +993,13 @@ hfsc_change_class(struct Qdisc *sch, u32 classid, u32 parentid, if (usc != NULL) hfsc_change_usc(cl, usc, cur_time); + if (cl->qdisc->q.qlen != 0) + len = qdisc_peek_len(cl->qdisc); + /* Check queue length again since some qdisc implementations + * (e.g., netem/codel) might empty the queue during the peek + * operation. + */ if (cl->qdisc->q.qlen != 0) { - int len = qdisc_peek_len(cl->qdisc); - if (cl->cl_flags & HFSC_RSC) { if (old_flags & HFSC_RSC) update_ed(cl, len); @@ -1217,7 +1225,8 @@ hfsc_qlen_notify(struct Qdisc *sch, unsigned long arg) /* vttree is now handled in update_vf() so that update_vf(cl, 0, 0) * needs to be called explicitly to remove a class from vttree. */ - update_vf(cl, 0, 0); + if (cl->cl_nactive) + update_vf(cl, 0, 0); if (cl->cl_flags & HFSC_RSC) eltree_remove(cl); } @@ -1559,7 +1568,7 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) return err; } - if (first) { + if (first && !cl->cl_nactive) { if (cl->cl_flags & HFSC_RSC) init_ed(cl, len); if (cl->cl_flags & HFSC_FSC) @@ -1631,10 +1640,16 @@ hfsc_dequeue(struct Qdisc *sch) if (cl->qdisc->q.qlen != 0) { /* update ed */ next_len = qdisc_peek_len(cl->qdisc); - if (realtime) - update_ed(cl, next_len); - else - update_d(cl, next_len); + /* Check queue length again since some qdisc implementations + * (e.g., netem/codel) might empty the queue during the peek + * operation. + */ + if (cl->qdisc->q.qlen != 0) { + if (realtime) + update_ed(cl, next_len); + else + update_d(cl, next_len); + } } else { /* the class becomes passive */ eltree_remove(cl); diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 67b1879ea8e1..582d11a41bba 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -1491,6 +1491,8 @@ static void htb_qlen_notify(struct Qdisc *sch, unsigned long arg) { struct htb_class *cl = (struct htb_class *)arg; + if (!cl->prio_activity) + return; htb_deactivate(qdisc_priv(sch), cl); } diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c index ed01634af82c..6462468bf77c 100644 --- a/net/sched/sch_qfq.c +++ b/net/sched/sch_qfq.c @@ -204,6 +204,11 @@ struct qfq_sched { */ enum update_reason {enqueue, requeue}; +static bool cl_is_active(struct qfq_class *cl) +{ + return !list_empty(&cl->alist); +} + static struct qfq_class *qfq_find_class(struct Qdisc *sch, u32 classid) { struct qfq_sched *q = qdisc_priv(sch); @@ -349,7 +354,7 @@ static void qfq_deactivate_class(struct qfq_sched *q, struct qfq_class *cl) struct qfq_aggregate *agg = cl->agg; - list_del(&cl->alist); /* remove from RR queue of the aggregate */ + list_del_init(&cl->alist); /* remove from RR queue of the aggregate */ if (list_empty(&agg->active)) /* agg is now inactive */ qfq_deactivate_agg(q, agg); } @@ -478,6 +483,7 @@ static int qfq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, gnet_stats_basic_sync_init(&cl->bstats); cl->common.classid = classid; cl->deficit = lmax; + INIT_LIST_HEAD(&cl->alist); cl->qdisc = qdisc_create_dflt(sch->dev_queue, &pfifo_qdisc_ops, classid, NULL); @@ -984,7 +990,7 @@ static struct sk_buff *agg_dequeue(struct qfq_aggregate *agg, cl->deficit -= (int) len; if (cl->qdisc->q.qlen == 0) /* no more packets, remove from list */ - list_del(&cl->alist); + list_del_init(&cl->alist); else if (cl->deficit < qdisc_pkt_len(cl->qdisc->ops->peek(cl->qdisc))) { cl->deficit += agg->lmax; list_move_tail(&cl->alist, &agg->active); @@ -1216,7 +1222,6 @@ static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct qfq_class *cl; struct qfq_aggregate *agg; int err = 0; - bool first; cl = qfq_classify(skb, sch, &err); if (cl == NULL) { @@ -1238,7 +1243,6 @@ static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch, } gso_segs = skb_is_gso(skb) ? skb_shinfo(skb)->gso_segs : 1; - first = !cl->qdisc->q.qlen; err = qdisc_enqueue(skb, cl->qdisc, to_free); if (unlikely(err != NET_XMIT_SUCCESS)) { pr_debug("qfq_enqueue: enqueue failed %d\n", err); @@ -1254,8 +1258,8 @@ static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch, ++sch->q.qlen; agg = cl->agg; - /* if the queue was not empty, then done here */ - if (!first) { + /* if the class is active, then done here */ + if (cl_is_active(cl)) { if (unlikely(skb == cl->qdisc->ops->peek(cl->qdisc)) && list_first_entry(&agg->active, struct qfq_class, alist) == cl && cl->deficit < len) @@ -1417,6 +1421,8 @@ static void qfq_qlen_notify(struct Qdisc *sch, unsigned long arg) struct qfq_sched *q = qdisc_priv(sch); struct qfq_class *cl = (struct qfq_class *)arg; + if (list_empty(&cl->alist)) + return; qfq_deactivate_class(q, cl); } diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 5fe05589fd4e..07102c60e824 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -70,8 +70,9 @@ /* Forward declarations for internal helper functions. */ static bool sctp_writeable(const struct sock *sk); static void sctp_wfree(struct sk_buff *skb); -static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p, - size_t msg_len); +static int sctp_wait_for_sndbuf(struct sctp_association *asoc, + struct sctp_transport *transport, + long *timeo_p, size_t msg_len); static int sctp_wait_for_packet(struct sock *sk, int *err, long *timeo_p); static int sctp_wait_for_connect(struct sctp_association *, long *timeo_p); static int sctp_wait_for_accept(struct sock *sk, long timeo); @@ -1826,7 +1827,7 @@ static int sctp_sendmsg_to_asoc(struct sctp_association *asoc, if (sctp_wspace(asoc) <= 0 || !sk_wmem_schedule(sk, msg_len)) { timeo = sock_sndtimeo(sk, msg->msg_flags & MSG_DONTWAIT); - err = sctp_wait_for_sndbuf(asoc, &timeo, msg_len); + err = sctp_wait_for_sndbuf(asoc, transport, &timeo, msg_len); if (err) goto err; if (unlikely(sinfo->sinfo_stream >= asoc->stream.outcnt)) { @@ -9203,8 +9204,9 @@ void sctp_sock_rfree(struct sk_buff *skb) /* Helper function to wait for space in the sndbuf. */ -static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p, - size_t msg_len) +static int sctp_wait_for_sndbuf(struct sctp_association *asoc, + struct sctp_transport *transport, + long *timeo_p, size_t msg_len) { struct sock *sk = asoc->base.sk; long current_timeo = *timeo_p; @@ -9214,7 +9216,9 @@ static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p, pr_debug("%s: asoc:%p, timeo:%ld, msg_len:%zu\n", __func__, asoc, *timeo_p, msg_len); - /* Increment the association's refcnt. */ + /* Increment the transport and association's refcnt. */ + if (transport) + sctp_transport_hold(transport); sctp_association_hold(asoc); /* Wait on the association specific sndbuf space. */ @@ -9223,7 +9227,7 @@ static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p, TASK_INTERRUPTIBLE); if (asoc->base.dead) goto do_dead; - if (!*timeo_p) + if ((!*timeo_p) || (transport && transport->dead)) goto do_nonblock; if (sk->sk_err || asoc->state >= SCTP_STATE_SHUTDOWN_PENDING) goto do_error; @@ -9248,7 +9252,9 @@ static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p, out: finish_wait(&asoc->wait, &wait); - /* Release the association's refcnt. */ + /* Release the transport and association's refcnt. */ + if (transport) + sctp_transport_put(transport); sctp_association_put(asoc); return err; diff --git a/net/sctp/transport.c b/net/sctp/transport.c index 2990365c2f2c..87ed33b9db1b 100644 --- a/net/sctp/transport.c +++ b/net/sctp/transport.c @@ -117,6 +117,8 @@ fail: */ void sctp_transport_free(struct sctp_transport *transport) { + transport->dead = 1; + /* Try to delete the heartbeat timer. */ if (del_timer(&transport->hb_timer)) sctp_transport_put(transport); diff --git a/net/tipc/link.c b/net/tipc/link.c index 8715c9b05f90..d6a8f0aa531b 100644 --- a/net/tipc/link.c +++ b/net/tipc/link.c @@ -1068,6 +1068,7 @@ int tipc_link_xmit(struct tipc_link *l, struct sk_buff_head *list, if (unlikely(l->backlog[imp].len >= l->backlog[imp].limit)) { if (imp == TIPC_SYSTEM_IMPORTANCE) { pr_warn("%s<%s>, link overflow", link_rst_msg, l->name); + __skb_queue_purge(list); return -ENOBUFS; } rc = link_schedule_user(l, hdr); diff --git a/net/tipc/monitor.c b/net/tipc/monitor.c index 9618e4429f0f..23efd35adaa3 100644 --- a/net/tipc/monitor.c +++ b/net/tipc/monitor.c @@ -716,7 +716,8 @@ void tipc_mon_reinit_self(struct net *net) if (!mon) continue; write_lock_bh(&mon->lock); - mon->self->addr = tipc_own_addr(net); + if (mon->self) + mon->self->addr = tipc_own_addr(net); write_unlock_bh(&mon->lock); } } diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index 884629804197..65147561f038 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -896,6 +896,11 @@ static int tls_setsockopt(struct sock *sk, int level, int optname, return do_tls_setsockopt(sk, optname, optval, optlen); } +static int tls_disconnect(struct sock *sk, int flags) +{ + return -EOPNOTSUPP; +} + struct tls_context *tls_ctx_create(struct sock *sk) { struct inet_connection_sock *icsk = inet_csk(sk); @@ -990,6 +995,7 @@ static void build_protos(struct proto prot[TLS_NUM_CONFIG][TLS_NUM_CONFIG], prot[TLS_BASE][TLS_BASE] = *base; prot[TLS_BASE][TLS_BASE].setsockopt = tls_setsockopt; prot[TLS_BASE][TLS_BASE].getsockopt = tls_getsockopt; + prot[TLS_BASE][TLS_BASE].disconnect = tls_disconnect; prot[TLS_BASE][TLS_BASE].close = tls_sk_proto_close; prot[TLS_SW][TLS_BASE] = prot[TLS_BASE][TLS_BASE]; diff --git a/samples/trace_events/trace-events-sample.c b/samples/trace_events/trace-events-sample.c index 608c4ae3b08a..ecc7db237f2e 100644 --- a/samples/trace_events/trace-events-sample.c +++ b/samples/trace_events/trace-events-sample.c @@ -50,7 +50,7 @@ static void do_simple_thread_func(int cnt, const char *fmt, ...) trace_foo_with_template_print("I have to be different", cnt); - trace_foo_rel_loc("Hello __rel_loc", cnt, bitmask); + trace_foo_rel_loc("Hello __rel_loc", cnt, bitmask, current->cpus_ptr); } static void simple_thread_func(int cnt) diff --git a/samples/trace_events/trace-events-sample.h b/samples/trace_events/trace-events-sample.h index 1a92226202fc..06be777b3b14 100644 --- a/samples/trace_events/trace-events-sample.h +++ b/samples/trace_events/trace-events-sample.h @@ -200,6 +200,16 @@ * * __assign_bitmask(target_cpus, cpumask_bits(bar), nr_cpumask_bits); * + * __cpumask: This is pretty much the same as __bitmask but is specific for + * CPU masks. The type displayed to the user via the format files will + * be "cpumaks_t" such that user space may deal with them differently + * if they choose to do so, and the bits is always set to nr_cpumask_bits. + * + * __cpumask(target_cpu) + * + * To assign a cpumask, use the __assign_cpumask() helper macro. + * + * __assign_cpumask(target_cpus, cpumask_bits(bar)); * * fast_assign: This is a C like function that is used to store the items * into the ring buffer. A special variable called "__entry" will be the @@ -212,8 +222,8 @@ * This is also used to print out the data from the trace files. * Again, the __entry macro is used to access the data from the ring buffer. * - * Note, __dynamic_array, __string, and __bitmask require special helpers - * to access the data. + * Note, __dynamic_array, __string, __bitmask and __cpumask require special + * helpers to access the data. * * For __dynamic_array(int, foo, bar) use __get_dynamic_array(foo) * Use __get_dynamic_array_len(foo) to get the length of the array @@ -226,6 +236,8 @@ * * For __bitmask(target_cpus, nr_cpumask_bits) use __get_bitmask(target_cpus) * + * For __cpumask(target_cpus) use __get_cpumask(target_cpus) + * * * Note, that for both the assign and the printk, __entry is the handler * to the data structure in the ring buffer, and is defined by the @@ -288,7 +300,9 @@ TRACE_EVENT(foo_bar, __dynamic_array(int, list, __length_of(lst)) __string( str, string ) __bitmask( cpus, num_possible_cpus() ) + __cpumask( cpum ) __vstring( vstr, fmt, va ) + __string_len( lstr, foo, bar / 2 < strlen(foo) ? bar / 2 : strlen(foo) ) ), TP_fast_assign( @@ -297,11 +311,14 @@ TRACE_EVENT(foo_bar, memcpy(__get_dynamic_array(list), lst, __length_of(lst) * sizeof(int)); __assign_str(str, string); + __assign_str(lstr, foo); __assign_vstr(vstr, fmt, va); __assign_bitmask(cpus, cpumask_bits(mask), num_possible_cpus()); + __assign_cpumask(cpum, cpumask_bits(mask)); ), - TP_printk("foo %s %d %s %s %s %s (%s) %s", __entry->foo, __entry->bar, + TP_printk("foo %s %d %s %s %s %s %s %s (%s) (%s) %s [%d] %*pbl", + __entry->foo, __entry->bar, /* * Notice here the use of some helper functions. This includes: @@ -345,7 +362,17 @@ TRACE_EVENT(foo_bar, __print_array(__get_dynamic_array(list), __get_dynamic_array_len(list) / sizeof(int), sizeof(int)), - __get_str(str), __get_bitmask(cpus), __get_str(vstr)) + +/* A shortcut is to use __print_dynamic_array for dynamic arrays */ + + __print_dynamic_array(list, sizeof(int)), + + __get_str(str), __get_str(lstr), + __get_bitmask(cpus), __get_cpumask(cpum), + __get_str(vstr), + __get_dynamic_array_len(cpus), + __get_dynamic_array_len(cpus), + __get_dynamic_array(cpus)) ); /* @@ -542,15 +569,16 @@ DEFINE_EVENT_PRINT(foo_template, foo_with_template_print, TRACE_EVENT(foo_rel_loc, - TP_PROTO(const char *foo, int bar, unsigned long *mask), + TP_PROTO(const char *foo, int bar, unsigned long *mask, const cpumask_t *cpus), - TP_ARGS(foo, bar, mask), + TP_ARGS(foo, bar, mask, cpus), TP_STRUCT__entry( __rel_string( foo, foo ) __field( int, bar ) __rel_bitmask( bitmask, BITS_PER_BYTE * sizeof(unsigned long) ) + __rel_cpumask( cpumask ) ), TP_fast_assign( @@ -558,10 +586,12 @@ TRACE_EVENT(foo_rel_loc, __entry->bar = bar; __assign_rel_bitmask(bitmask, mask, BITS_PER_BYTE * sizeof(unsigned long)); + __assign_rel_cpumask(cpumask, cpus); ), - TP_printk("foo_rel_loc %s, %d, %s", __get_rel_str(foo), __entry->bar, - __get_rel_bitmask(bitmask)) + TP_printk("foo_rel_loc %s, %d, %s, %s", __get_rel_str(foo), __entry->bar, + __get_rel_bitmask(bitmask), + __get_rel_cpumask(cpumask)) ); #endif diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 549c31dfffac..4338ee3d2b23 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -265,7 +265,7 @@ objtool-args-$(CONFIG_SLS) += --sls objtool-args-$(CONFIG_STACK_VALIDATION) += --stackval objtool-args-$(CONFIG_HAVE_STATIC_CALL_INLINE) += --static-call objtool-args-$(CONFIG_HAVE_UACCESS_VALIDATION) += --uaccess -objtool-args-$(CONFIG_GCOV_KERNEL) += --no-unreachable +objtool-args-$(or $(CONFIG_GCOV_KERNEL),$(CONFIG_KCOV)) += --no-unreachable objtool-args = $(objtool-args-y) \ $(if $(delay-objtool), --link) \ diff --git a/security/landlock/errata.h b/security/landlock/errata.h new file mode 100644 index 000000000000..fe91ef0e6f72 --- /dev/null +++ b/security/landlock/errata.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Landlock - Errata information + * + * Copyright © 2025 Microsoft Corporation + */ + +#ifndef _SECURITY_LANDLOCK_ERRATA_H +#define _SECURITY_LANDLOCK_ERRATA_H + +#include + +struct landlock_erratum { + const int abi; + const u8 number; +}; + +/* clang-format off */ +#define LANDLOCK_ERRATUM(NUMBER) \ + { \ + .abi = LANDLOCK_ERRATA_ABI, \ + .number = NUMBER, \ + }, +/* clang-format on */ + +/* + * Some fixes may require user space to check if they are applied on the running + * kernel before using a specific feature. For instance, this applies when a + * restriction was previously too restrictive and is now getting relaxed (for + * compatibility or semantic reasons). However, non-visible changes for + * legitimate use (e.g. security fixes) do not require an erratum. + */ +static const struct landlock_erratum landlock_errata_init[] __initconst = { + +/* + * Only Sparse may not implement __has_include. If a compiler does not + * implement __has_include, a warning will be printed at boot time (see + * setup.c). + */ +#ifdef __has_include + +#define LANDLOCK_ERRATA_ABI 1 +#if __has_include("errata/abi-1.h") +#include "errata/abi-1.h" +#endif +#undef LANDLOCK_ERRATA_ABI + +#define LANDLOCK_ERRATA_ABI 2 +#if __has_include("errata/abi-2.h") +#include "errata/abi-2.h" +#endif +#undef LANDLOCK_ERRATA_ABI + +#define LANDLOCK_ERRATA_ABI 3 +#if __has_include("errata/abi-3.h") +#include "errata/abi-3.h" +#endif +#undef LANDLOCK_ERRATA_ABI + +#define LANDLOCK_ERRATA_ABI 4 +#if __has_include("errata/abi-4.h") +#include "errata/abi-4.h" +#endif +#undef LANDLOCK_ERRATA_ABI + +/* + * For each new erratum, we need to include all the ABI files up to the impacted + * ABI to make all potential future intermediate errata easy to backport. + * + * If such change involves more than one ABI addition, then it must be in a + * dedicated commit with the same Fixes tag as used for the actual fix. + * + * Each commit creating a new security/landlock/errata/abi-*.h file must have a + * Depends-on tag to reference the commit that previously added the line to + * include this new file, except if the original Fixes tag is enough. + * + * Each erratum must be documented in its related ABI file, and a dedicated + * commit must update Documentation/userspace-api/landlock.rst to include this + * erratum. This commit will not be backported. + */ + +#endif + + {} +}; + +#endif /* _SECURITY_LANDLOCK_ERRATA_H */ diff --git a/security/landlock/setup.c b/security/landlock/setup.c index f8e8e980454c..cdee579901da 100644 --- a/security/landlock/setup.c +++ b/security/landlock/setup.c @@ -6,11 +6,13 @@ * Copyright © 2018-2020 ANSSI */ +#include #include #include #include "common.h" #include "cred.h" +#include "errata.h" #include "fs.h" #include "ptrace.h" #include "setup.h" @@ -23,8 +25,36 @@ struct lsm_blob_sizes landlock_blob_sizes __lsm_ro_after_init = { .lbs_superblock = sizeof(struct landlock_superblock_security), }; +int landlock_errata __ro_after_init; + +static void __init compute_errata(void) +{ + size_t i; + +#ifndef __has_include + /* + * This is a safeguard to make sure the compiler implements + * __has_include (see errata.h). + */ + WARN_ON_ONCE(1); + return; +#endif + + for (i = 0; landlock_errata_init[i].number; i++) { + const int prev_errata = landlock_errata; + + if (WARN_ON_ONCE(landlock_errata_init[i].abi > + landlock_abi_version)) + continue; + + landlock_errata |= BIT(landlock_errata_init[i].number - 1); + WARN_ON_ONCE(prev_errata == landlock_errata); + } +} + static int __init landlock_init(void) { + compute_errata(); landlock_add_cred_hooks(); landlock_add_ptrace_hooks(); landlock_add_fs_hooks(); diff --git a/security/landlock/setup.h b/security/landlock/setup.h index 1daffab1ab4b..420dceca35d2 100644 --- a/security/landlock/setup.h +++ b/security/landlock/setup.h @@ -11,7 +11,10 @@ #include +extern const int landlock_abi_version; + extern bool landlock_initialized; +extern int landlock_errata; extern struct lsm_blob_sizes landlock_blob_sizes; diff --git a/security/landlock/syscalls.c b/security/landlock/syscalls.c index d0cb3d0cbf98..7590a74a55e5 100644 --- a/security/landlock/syscalls.c +++ b/security/landlock/syscalls.c @@ -150,7 +150,9 @@ static const struct file_operations ruleset_fops = { * the new ruleset. * @size: Size of the pointed &struct landlock_ruleset_attr (needed for * backward and forward compatibility). - * @flags: Supported value: %LANDLOCK_CREATE_RULESET_VERSION. + * @flags: Supported value: + * - %LANDLOCK_CREATE_RULESET_VERSION + * - %LANDLOCK_CREATE_RULESET_ERRATA * * This system call enables to create a new Landlock ruleset, and returns the * related file descriptor on success. @@ -159,6 +161,10 @@ static const struct file_operations ruleset_fops = { * 0, then the returned value is the highest supported Landlock ABI version * (starting at 1). * + * If @flags is %LANDLOCK_CREATE_RULESET_ERRATA and @attr is NULL and @size is + * 0, then the returned value is a bitmask of fixed issues for the current + * Landlock ABI version. + * * Possible returned errors are: * * - %EOPNOTSUPP: Landlock is supported by the kernel but disabled at boot time; @@ -181,9 +187,15 @@ SYSCALL_DEFINE3(landlock_create_ruleset, return -EOPNOTSUPP; if (flags) { - if ((flags == LANDLOCK_CREATE_RULESET_VERSION) && !attr && - !size) - return LANDLOCK_ABI_VERSION; + if (attr || size) + return -EINVAL; + + if (flags == LANDLOCK_CREATE_RULESET_VERSION) + return landlock_abi_version; + + if (flags == LANDLOCK_CREATE_RULESET_ERRATA) + return landlock_errata; + return -EINVAL; } @@ -213,6 +225,8 @@ SYSCALL_DEFINE3(landlock_create_ruleset, return ruleset_fd; } +const int landlock_abi_version = LANDLOCK_ABI_VERSION; + /* * Returns an owned ruleset from a FD. It is thus needed to call * landlock_put_ruleset() on the return value. diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 56ee7708f6c4..5eeea9a4d201 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -37,6 +37,7 @@ #include #include #include +#include #ifdef CONFIG_X86 /* for snoop control */ @@ -1366,8 +1367,21 @@ static void azx_free(struct azx *chip) if (use_vga_switcheroo(hda)) { if (chip->disabled && hda->probe_continued) snd_hda_unlock_devices(&chip->bus); - if (hda->vga_switcheroo_registered) + if (hda->vga_switcheroo_registered) { vga_switcheroo_unregister_client(chip->pci); + + /* Some GPUs don't have sound, and azx_first_init fails, + * leaving the device probed but non-functional. As long + * as it's probed, the PCI subsystem keeps its runtime + * PM status as active. Force it to suspended (as we + * actually stop the chip) to allow GPU to suspend via + * vga_switcheroo, and print a warning. + */ + dev_warn(&pci->dev, "GPU sound probed, but not operational: please add a quirk to driver_denylist\n"); + pm_runtime_disable(&pci->dev); + pm_runtime_set_suspended(&pci->dev); + pm_runtime_enable(&pci->dev); + } } if (bus->chip_init) { @@ -2074,6 +2088,27 @@ static const struct pci_device_id driver_denylist[] = { {} }; +static struct pci_device_id driver_denylist_ideapad_z570[] = { + { PCI_DEVICE_SUB(0x10de, 0x0bea, 0x0000, 0x0000) }, /* NVIDIA GF108 HDA */ + {} +}; + +/* DMI-based denylist, to be used when: + * - PCI subsystem IDs are zero, impossible to distinguish from valid sound cards. + * - Different modifications of the same laptop use different GPU models. + */ +static const struct dmi_system_id driver_denylist_dmi[] = { + { + /* No HDA in NVIDIA DGPU. BIOS disables it, but quirk_nvidia_hda() reenables. */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "Ideapad Z570"), + }, + .driver_data = &driver_denylist_ideapad_z570, + }, + {} +}; + static const struct hda_controller_ops pci_hda_ops = { .disable_msi_reset_irq = disable_msi_reset_irq, .position_check = azx_position_check, @@ -2084,6 +2119,7 @@ static DECLARE_BITMAP(probed_devs, SNDRV_CARDS); static int azx_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { + const struct dmi_system_id *dmi; struct snd_card *card; struct hda_intel *hda; struct azx *chip; @@ -2096,6 +2132,12 @@ static int azx_probe(struct pci_dev *pci, return -ENODEV; } + dmi = dmi_first_match(driver_denylist_dmi); + if (dmi && pci_match_id(dmi->driver_data, pci)) { + dev_info(&pci->dev, "Skipping the device on the DMI denylist\n"); + return -ENODEV; + } + dev = find_first_zero_bit(probed_devs, SNDRV_CARDS); if (dev >= SNDRV_CARDS) return -ENODEV; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 93e8990c23bc..61b48f2418bf 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -10071,6 +10071,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x1bbd, "ASUS Z550MA", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1c23, "Asus X55U", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), SND_PCI_QUIRK(0x1043, 0x1c62, "ASUS GU603", ALC289_FIXUP_ASUS_GA401), + SND_PCI_QUIRK(0x1043, 0x1c80, "ASUS VivoBook TP401", ALC256_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1c92, "ASUS ROG Strix G15", ALC285_FIXUP_ASUS_G533Z_PINS), SND_PCI_QUIRK(0x1043, 0x1caf, "ASUS G634JYR/JZR", ALC285_FIXUP_ASUS_SPI_REAR_SPEAKERS), SND_PCI_QUIRK(0x1043, 0x1ccd, "ASUS X555UB", ALC256_FIXUP_ASUS_MIC), diff --git a/sound/soc/amd/yc/acp6x-mach.c b/sound/soc/amd/yc/acp6x-mach.c index 77ea8a6c2d6d..1f94269e121a 100644 --- a/sound/soc/amd/yc/acp6x-mach.c +++ b/sound/soc/amd/yc/acp6x-mach.c @@ -479,6 +479,13 @@ static const struct dmi_system_id yc_acp_quirk_table[] = { DMI_MATCH(DMI_PRODUCT_VERSION, "pang13"), } }, + { + .driver_data = &acp6x_card, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "Micro-Star International Co., Ltd."), + DMI_MATCH(DMI_PRODUCT_NAME, "Bravo 15 C7UCX"), + } + }, {} }; diff --git a/sound/soc/codecs/ak4613.c b/sound/soc/codecs/ak4613.c index f75c19ef3551..3f790d1f11a9 100644 --- a/sound/soc/codecs/ak4613.c +++ b/sound/soc/codecs/ak4613.c @@ -840,14 +840,14 @@ static void ak4613_parse_of(struct ak4613_priv *priv, /* Input 1 - 2 */ for (i = 0; i < 2; i++) { snprintf(prop, sizeof(prop), "asahi-kasei,in%d-single-end", i + 1); - if (!of_get_property(np, prop, NULL)) + if (!of_property_read_bool(np, prop)) priv->ic |= 1 << i; } /* Output 1 - 6 */ for (i = 0; i < 6; i++) { snprintf(prop, sizeof(prop), "asahi-kasei,out%d-single-end", i + 1); - if (!of_get_property(np, prop, NULL)) + if (!of_property_read_bool(np, prop)) priv->oc |= 1 << i; } diff --git a/sound/soc/codecs/lpass-wsa-macro.c b/sound/soc/codecs/lpass-wsa-macro.c index bb9de5767ebc..e217c56a7e87 100644 --- a/sound/soc/codecs/lpass-wsa-macro.c +++ b/sound/soc/codecs/lpass-wsa-macro.c @@ -63,6 +63,10 @@ #define CDC_WSA_TX_SPKR_PROT_CLK_DISABLE 0 #define CDC_WSA_TX_SPKR_PROT_PCM_RATE_MASK GENMASK(3, 0) #define CDC_WSA_TX_SPKR_PROT_PCM_RATE_8K 0 +#define CDC_WSA_TX_SPKR_PROT_PCM_RATE_16K 1 +#define CDC_WSA_TX_SPKR_PROT_PCM_RATE_24K 2 +#define CDC_WSA_TX_SPKR_PROT_PCM_RATE_32K 3 +#define CDC_WSA_TX_SPKR_PROT_PCM_RATE_48K 4 #define CDC_WSA_TX0_SPKR_PROT_PATH_CFG0 (0x0248) #define CDC_WSA_TX1_SPKR_PROT_PATH_CTL (0x0264) #define CDC_WSA_TX1_SPKR_PROT_PATH_CFG0 (0x0268) @@ -344,6 +348,7 @@ struct wsa_macro { int ear_spkr_gain; int spkr_gain_offset; int spkr_mode; + u32 pcm_rate_vi; int is_softclip_on[WSA_MACRO_SOFTCLIP_MAX]; int softclip_clk_users[WSA_MACRO_SOFTCLIP_MAX]; struct regmap *regmap; @@ -971,6 +976,7 @@ static int wsa_macro_hw_params(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct snd_soc_component *component = dai->component; + struct wsa_macro *wsa = snd_soc_component_get_drvdata(component); int ret; switch (substream->stream) { @@ -982,6 +988,11 @@ static int wsa_macro_hw_params(struct snd_pcm_substream *substream, __func__, params_rate(params)); return ret; } + break; + case SNDRV_PCM_STREAM_CAPTURE: + if (dai->id == WSA_MACRO_AIF_VI) + wsa->pcm_rate_vi = params_rate(params); + break; default: break; @@ -1139,6 +1150,67 @@ static void wsa_macro_mclk_enable(struct wsa_macro *wsa, bool mclk_enable) } } +static void wsa_macro_enable_disable_vi_sense(struct snd_soc_component *component, bool enable, + u32 tx_reg0, u32 tx_reg1, u32 val) +{ + if (enable) { + /* Enable V&I sensing */ + snd_soc_component_update_bits(component, tx_reg0, + CDC_WSA_TX_SPKR_PROT_RESET_MASK, + CDC_WSA_TX_SPKR_PROT_RESET); + snd_soc_component_update_bits(component, tx_reg1, + CDC_WSA_TX_SPKR_PROT_RESET_MASK, + CDC_WSA_TX_SPKR_PROT_RESET); + snd_soc_component_update_bits(component, tx_reg0, + CDC_WSA_TX_SPKR_PROT_PCM_RATE_MASK, + val); + snd_soc_component_update_bits(component, tx_reg1, + CDC_WSA_TX_SPKR_PROT_PCM_RATE_MASK, + val); + snd_soc_component_update_bits(component, tx_reg0, + CDC_WSA_TX_SPKR_PROT_CLK_EN_MASK, + CDC_WSA_TX_SPKR_PROT_CLK_ENABLE); + snd_soc_component_update_bits(component, tx_reg1, + CDC_WSA_TX_SPKR_PROT_CLK_EN_MASK, + CDC_WSA_TX_SPKR_PROT_CLK_ENABLE); + snd_soc_component_update_bits(component, tx_reg0, + CDC_WSA_TX_SPKR_PROT_RESET_MASK, + CDC_WSA_TX_SPKR_PROT_NO_RESET); + snd_soc_component_update_bits(component, tx_reg1, + CDC_WSA_TX_SPKR_PROT_RESET_MASK, + CDC_WSA_TX_SPKR_PROT_NO_RESET); + } else { + snd_soc_component_update_bits(component, tx_reg0, + CDC_WSA_TX_SPKR_PROT_RESET_MASK, + CDC_WSA_TX_SPKR_PROT_RESET); + snd_soc_component_update_bits(component, tx_reg1, + CDC_WSA_TX_SPKR_PROT_RESET_MASK, + CDC_WSA_TX_SPKR_PROT_RESET); + snd_soc_component_update_bits(component, tx_reg0, + CDC_WSA_TX_SPKR_PROT_CLK_EN_MASK, + CDC_WSA_TX_SPKR_PROT_CLK_DISABLE); + snd_soc_component_update_bits(component, tx_reg1, + CDC_WSA_TX_SPKR_PROT_CLK_EN_MASK, + CDC_WSA_TX_SPKR_PROT_CLK_DISABLE); + } +} + +static void wsa_macro_enable_disable_vi_feedback(struct snd_soc_component *component, + bool enable, u32 rate) +{ + struct wsa_macro *wsa = snd_soc_component_get_drvdata(component); + + if (test_bit(WSA_MACRO_TX0, &wsa->active_ch_mask[WSA_MACRO_AIF_VI])) + wsa_macro_enable_disable_vi_sense(component, enable, + CDC_WSA_TX0_SPKR_PROT_PATH_CTL, + CDC_WSA_TX1_SPKR_PROT_PATH_CTL, rate); + + if (test_bit(WSA_MACRO_TX1, &wsa->active_ch_mask[WSA_MACRO_AIF_VI])) + wsa_macro_enable_disable_vi_sense(component, enable, + CDC_WSA_TX2_SPKR_PROT_PATH_CTL, + CDC_WSA_TX3_SPKR_PROT_PATH_CTL, rate); +} + static int wsa_macro_mclk_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { @@ -1155,58 +1227,37 @@ static int wsa_macro_enable_vi_feedback(struct snd_soc_dapm_widget *w, { struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); struct wsa_macro *wsa = snd_soc_component_get_drvdata(component); - u32 tx_reg0, tx_reg1; + u32 rate_val; - if (test_bit(WSA_MACRO_TX0, &wsa->active_ch_mask[WSA_MACRO_AIF_VI])) { - tx_reg0 = CDC_WSA_TX0_SPKR_PROT_PATH_CTL; - tx_reg1 = CDC_WSA_TX1_SPKR_PROT_PATH_CTL; - } else if (test_bit(WSA_MACRO_TX1, &wsa->active_ch_mask[WSA_MACRO_AIF_VI])) { - tx_reg0 = CDC_WSA_TX2_SPKR_PROT_PATH_CTL; - tx_reg1 = CDC_WSA_TX3_SPKR_PROT_PATH_CTL; + switch (wsa->pcm_rate_vi) { + case 8000: + rate_val = CDC_WSA_TX_SPKR_PROT_PCM_RATE_8K; + break; + case 16000: + rate_val = CDC_WSA_TX_SPKR_PROT_PCM_RATE_16K; + break; + case 24000: + rate_val = CDC_WSA_TX_SPKR_PROT_PCM_RATE_24K; + break; + case 32000: + rate_val = CDC_WSA_TX_SPKR_PROT_PCM_RATE_32K; + break; + case 48000: + rate_val = CDC_WSA_TX_SPKR_PROT_PCM_RATE_48K; + break; + default: + rate_val = CDC_WSA_TX_SPKR_PROT_PCM_RATE_8K; + break; } switch (event) { case SND_SOC_DAPM_POST_PMU: - /* Enable V&I sensing */ - snd_soc_component_update_bits(component, tx_reg0, - CDC_WSA_TX_SPKR_PROT_RESET_MASK, - CDC_WSA_TX_SPKR_PROT_RESET); - snd_soc_component_update_bits(component, tx_reg1, - CDC_WSA_TX_SPKR_PROT_RESET_MASK, - CDC_WSA_TX_SPKR_PROT_RESET); - snd_soc_component_update_bits(component, tx_reg0, - CDC_WSA_TX_SPKR_PROT_PCM_RATE_MASK, - CDC_WSA_TX_SPKR_PROT_PCM_RATE_8K); - snd_soc_component_update_bits(component, tx_reg1, - CDC_WSA_TX_SPKR_PROT_PCM_RATE_MASK, - CDC_WSA_TX_SPKR_PROT_PCM_RATE_8K); - snd_soc_component_update_bits(component, tx_reg0, - CDC_WSA_TX_SPKR_PROT_CLK_EN_MASK, - CDC_WSA_TX_SPKR_PROT_CLK_ENABLE); - snd_soc_component_update_bits(component, tx_reg1, - CDC_WSA_TX_SPKR_PROT_CLK_EN_MASK, - CDC_WSA_TX_SPKR_PROT_CLK_ENABLE); - snd_soc_component_update_bits(component, tx_reg0, - CDC_WSA_TX_SPKR_PROT_RESET_MASK, - CDC_WSA_TX_SPKR_PROT_NO_RESET); - snd_soc_component_update_bits(component, tx_reg1, - CDC_WSA_TX_SPKR_PROT_RESET_MASK, - CDC_WSA_TX_SPKR_PROT_NO_RESET); + /* Enable V&I sensing */ + wsa_macro_enable_disable_vi_feedback(component, true, rate_val); break; case SND_SOC_DAPM_POST_PMD: /* Disable V&I sensing */ - snd_soc_component_update_bits(component, tx_reg0, - CDC_WSA_TX_SPKR_PROT_RESET_MASK, - CDC_WSA_TX_SPKR_PROT_RESET); - snd_soc_component_update_bits(component, tx_reg1, - CDC_WSA_TX_SPKR_PROT_RESET_MASK, - CDC_WSA_TX_SPKR_PROT_RESET); - snd_soc_component_update_bits(component, tx_reg0, - CDC_WSA_TX_SPKR_PROT_CLK_EN_MASK, - CDC_WSA_TX_SPKR_PROT_CLK_DISABLE); - snd_soc_component_update_bits(component, tx_reg1, - CDC_WSA_TX_SPKR_PROT_CLK_EN_MASK, - CDC_WSA_TX_SPKR_PROT_CLK_DISABLE); + wsa_macro_enable_disable_vi_feedback(component, false, rate_val); break; } diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c index 0b5999c819db..04c50f9acda1 100644 --- a/sound/soc/codecs/wcd934x.c +++ b/sound/soc/codecs/wcd934x.c @@ -2281,7 +2281,7 @@ static irqreturn_t wcd934x_slim_irq_handler(int irq, void *data) { struct wcd934x_codec *wcd = data; unsigned long status = 0; - int i, j, port_id; + unsigned int i, j, port_id; unsigned int val, int_val = 0; irqreturn_t ret = IRQ_NONE; bool tx; diff --git a/sound/soc/fsl/fsl_audmix.c b/sound/soc/fsl/fsl_audmix.c index 672148dd4b23..acb499a5043c 100644 --- a/sound/soc/fsl/fsl_audmix.c +++ b/sound/soc/fsl/fsl_audmix.c @@ -492,11 +492,17 @@ static int fsl_audmix_probe(struct platform_device *pdev) goto err_disable_pm; } - priv->pdev = platform_device_register_data(dev, "imx-audmix", 0, NULL, 0); - if (IS_ERR(priv->pdev)) { - ret = PTR_ERR(priv->pdev); - dev_err(dev, "failed to register platform: %d\n", ret); - goto err_disable_pm; + /* + * If dais property exist, then register the imx-audmix card driver. + * otherwise, it should be linked by audio graph card. + */ + if (of_find_property(pdev->dev.of_node, "dais", NULL)) { + priv->pdev = platform_device_register_data(dev, "imx-audmix", 0, NULL, 0); + if (IS_ERR(priv->pdev)) { + ret = PTR_ERR(priv->pdev); + dev_err(dev, "failed to register platform: %d\n", ret); + goto err_disable_pm; + } } return 0; diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h index dd78600fc7b0..b96116ea8116 100644 --- a/sound/soc/qcom/lpass.h +++ b/sound/soc/qcom/lpass.h @@ -13,10 +13,11 @@ #include #include #include +#include #include "lpass-hdmi.h" #define LPASS_AHBIX_CLOCK_FREQUENCY 131072000 -#define LPASS_MAX_PORTS (LPASS_CDC_DMA_VA_TX8 + 1) +#define LPASS_MAX_PORTS (DISPLAY_PORT_RX_7 + 1) #define LPASS_MAX_MI2S_PORTS (8) #define LPASS_MAX_DMA_CHANNELS (8) #define LPASS_MAX_HDMI_DMA_CHANNELS (4) diff --git a/sound/soc/qcom/qdsp6/q6afe-dai.c b/sound/soc/qcom/qdsp6/q6afe-dai.c index 8bb7452b8f18..8fe38f842e7a 100644 --- a/sound/soc/qcom/qdsp6/q6afe-dai.c +++ b/sound/soc/qcom/qdsp6/q6afe-dai.c @@ -496,7 +496,7 @@ static int q6afe_mi2s_set_sysclk(struct snd_soc_dai *dai, static const struct snd_soc_dapm_route q6afe_dapm_routes[] = { {"HDMI Playback", NULL, "HDMI_RX"}, - {"Display Port Playback", NULL, "DISPLAY_PORT_RX"}, + {"DISPLAY_PORT_RX_0 Playback", NULL, "DISPLAY_PORT_RX"}, {"Slimbus Playback", NULL, "SLIMBUS_0_RX"}, {"Slimbus1 Playback", NULL, "SLIMBUS_1_RX"}, {"Slimbus2 Playback", NULL, "SLIMBUS_2_RX"}, diff --git a/sound/soc/qcom/qdsp6/q6apm-dai.c b/sound/soc/qcom/qdsp6/q6apm-dai.c index 7f02f5b2c33f..de99c6920df8 100644 --- a/sound/soc/qcom/qdsp6/q6apm-dai.c +++ b/sound/soc/qcom/qdsp6/q6apm-dai.c @@ -24,8 +24,8 @@ #define PLAYBACK_MIN_PERIOD_SIZE 128 #define CAPTURE_MIN_NUM_PERIODS 2 #define CAPTURE_MAX_NUM_PERIODS 8 -#define CAPTURE_MAX_PERIOD_SIZE 4096 -#define CAPTURE_MIN_PERIOD_SIZE 320 +#define CAPTURE_MAX_PERIOD_SIZE 65536 +#define CAPTURE_MIN_PERIOD_SIZE 6144 #define BUFFER_BYTES_MAX (PLAYBACK_MAX_NUM_PERIODS * PLAYBACK_MAX_PERIOD_SIZE) #define BUFFER_BYTES_MIN (PLAYBACK_MIN_NUM_PERIODS * PLAYBACK_MIN_PERIOD_SIZE) #define SID_MASK_DEFAULT 0xF @@ -292,13 +292,14 @@ static int q6apm_dai_open(struct snd_soc_component *component, } } - ret = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 32); + /* setup 10ms latency to accommodate DSP restrictions */ + ret = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 480); if (ret < 0) { dev_err(dev, "constraint for period bytes step ret = %d\n", ret); goto err; } - ret = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 32); + ret = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 480); if (ret < 0) { dev_err(dev, "constraint for buffer bytes step ret = %d\n", ret); goto err; diff --git a/sound/soc/qcom/qdsp6/q6asm-dai.c b/sound/soc/qcom/qdsp6/q6asm-dai.c index 5fc8088e63c8..9d314f412abc 100644 --- a/sound/soc/qcom/qdsp6/q6asm-dai.c +++ b/sound/soc/qcom/qdsp6/q6asm-dai.c @@ -902,9 +902,7 @@ static int q6asm_dai_compr_set_params(struct snd_soc_component *component, if (ret < 0) { dev_err(dev, "q6asm_open_write failed\n"); - q6asm_audio_client_free(prtd->audio_client); - prtd->audio_client = NULL; - return ret; + goto open_err; } } @@ -913,7 +911,7 @@ static int q6asm_dai_compr_set_params(struct snd_soc_component *component, prtd->session_id, dir); if (ret) { dev_err(dev, "Stream reg failed ret:%d\n", ret); - return ret; + goto q6_err; } ret = __q6asm_dai_compr_set_codec_params(component, stream, @@ -921,7 +919,7 @@ static int q6asm_dai_compr_set_params(struct snd_soc_component *component, prtd->stream_id); if (ret) { dev_err(dev, "codec param setup failed ret:%d\n", ret); - return ret; + goto q6_err; } ret = q6asm_map_memory_regions(dir, prtd->audio_client, prtd->phys, @@ -930,12 +928,21 @@ static int q6asm_dai_compr_set_params(struct snd_soc_component *component, if (ret < 0) { dev_err(dev, "Buffer Mapping failed ret:%d\n", ret); - return -ENOMEM; + ret = -ENOMEM; + goto q6_err; } prtd->state = Q6ASM_STREAM_RUNNING; return 0; + +q6_err: + q6asm_cmd(prtd->audio_client, prtd->stream_id, CMD_CLOSE); + +open_err: + q6asm_audio_client_free(prtd->audio_client); + prtd->audio_client = NULL; + return ret; } static int q6asm_dai_compr_set_metadata(struct snd_soc_component *component, diff --git a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c index f67c16fd90b9..ac937a6bf909 100644 --- a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c +++ b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c @@ -79,6 +79,22 @@ .id = did, \ } +#define Q6AFE_DP_RX_DAI(did) { \ + .playback = { \ + .stream_name = #did" Playback", \ + .rates = SNDRV_PCM_RATE_48000 | \ + SNDRV_PCM_RATE_96000 | \ + SNDRV_PCM_RATE_192000, \ + .formats = SNDRV_PCM_FMTBIT_S16_LE | \ + SNDRV_PCM_FMTBIT_S24_LE, \ + .channels_min = 2, \ + .channels_max = 8, \ + .rate_min = 48000, \ + .rate_max = 192000, \ + }, \ + .name = #did, \ + .id = did, \ + } static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { { @@ -528,22 +544,14 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { Q6AFE_TDM_CAP_DAI("Quinary", 5, QUINARY_TDM_TX_5), Q6AFE_TDM_CAP_DAI("Quinary", 6, QUINARY_TDM_TX_6), Q6AFE_TDM_CAP_DAI("Quinary", 7, QUINARY_TDM_TX_7), - { - .playback = { - .stream_name = "Display Port Playback", - .rates = SNDRV_PCM_RATE_48000 | - SNDRV_PCM_RATE_96000 | - SNDRV_PCM_RATE_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S24_LE, - .channels_min = 2, - .channels_max = 8, - .rate_max = 192000, - .rate_min = 48000, - }, - .id = DISPLAY_PORT_RX, - .name = "DISPLAY_PORT", - }, + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_0), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_1), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_2), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_3), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_4), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_5), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_6), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_7), Q6AFE_CDC_DMA_RX_DAI(WSA_CODEC_DMA_RX_0), Q6AFE_CDC_DMA_TX_DAI(WSA_CODEC_DMA_TX_0), Q6AFE_CDC_DMA_RX_DAI(WSA_CODEC_DMA_RX_1), @@ -603,6 +611,9 @@ struct snd_soc_dai_driver *q6dsp_audio_ports_set_config(struct device *dev, case DISPLAY_PORT_RX: q6dsp_audio_fe_dais[i].ops = cfg->q6hdmi_ops; break; + case DISPLAY_PORT_RX_1 ... DISPLAY_PORT_RX_7: + q6dsp_audio_fe_dais[i].ops = cfg->q6hdmi_ops; + break; case SLIMBUS_0_RX ... SLIMBUS_6_TX: q6dsp_audio_fe_dais[i].ops = cfg->q6slim_ops; break; diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index f9916a5732d8..e72505ae5148 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -2837,7 +2837,7 @@ int snd_soc_of_parse_pin_switches(struct snd_soc_card *card, const char *prop) unsigned int i, nb_controls; int ret; - if (!of_property_read_bool(dev->of_node, prop)) + if (!of_property_present(dev->of_node, prop)) return 0; strings = devm_kcalloc(dev, nb_controls_max, @@ -2911,23 +2911,17 @@ int snd_soc_of_parse_tdm_slot(struct device_node *np, if (rx_mask) snd_soc_of_get_slot_mask(np, "dai-tdm-slot-rx-mask", rx_mask); - if (of_property_read_bool(np, "dai-tdm-slot-num")) { - ret = of_property_read_u32(np, "dai-tdm-slot-num", &val); - if (ret) - return ret; + ret = of_property_read_u32(np, "dai-tdm-slot-num", &val); + if (ret && ret != -EINVAL) + return ret; + if (!ret && slots) + *slots = val; - if (slots) - *slots = val; - } - - if (of_property_read_bool(np, "dai-tdm-slot-width")) { - ret = of_property_read_u32(np, "dai-tdm-slot-width", &val); - if (ret) - return ret; - - if (slot_width) - *slot_width = val; - } + ret = of_property_read_u32(np, "dai-tdm-slot-width", &val); + if (ret && ret != -EINVAL) + return ret; + if (!ret && slot_width) + *slot_width = val; return 0; } @@ -3143,10 +3137,10 @@ unsigned int snd_soc_daifmt_parse_format(struct device_node *np, * SND_SOC_DAIFMT_INV_MASK area */ snprintf(prop, sizeof(prop), "%sbitclock-inversion", prefix); - bit = !!of_get_property(np, prop, NULL); + bit = of_property_read_bool(np, prop); snprintf(prop, sizeof(prop), "%sframe-inversion", prefix); - frame = !!of_get_property(np, prop, NULL); + frame = of_property_read_bool(np, prop); switch ((bit << 4) + frame) { case 0x11: @@ -3183,12 +3177,12 @@ unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np, * check "[prefix]frame-master" */ snprintf(prop, sizeof(prop), "%sbitclock-master", prefix); - bit = !!of_get_property(np, prop, NULL); + bit = of_property_present(np, prop); if (bit && bitclkmaster) *bitclkmaster = of_parse_phandle(np, prop, 0); snprintf(prop, sizeof(prop), "%sframe-master", prefix); - frame = !!of_get_property(np, prop, NULL); + frame = of_property_present(np, prop); if (frame && framemaster) *framemaster = of_parse_phandle(np, prop, 0); diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 3278dedd3efc..da31c39c808b 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -1486,10 +1486,13 @@ static int dpcm_add_paths(struct snd_soc_pcm_runtime *fe, int stream, /* * Filter for systems with 'component_chaining' enabled. * This helps to avoid unnecessary re-configuration of an - * already active BE on such systems. + * already active BE on such systems and ensures the BE DAI + * widget is powered ON after hw_params() BE DAI callback. */ if (fe->card->component_chaining && (be->dpcm[stream].state != SND_SOC_DPCM_STATE_NEW) && + (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN) && + (be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) && (be->dpcm[stream].state != SND_SOC_DPCM_STATE_CLOSE)) continue; diff --git a/sound/usb/format.c b/sound/usb/format.c index 3b3a5ea6fcbf..f33d25a4e4cc 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -263,7 +263,8 @@ static int parse_audio_format_rates_v1(struct snd_usb_audio *chip, struct audiof } /* Jabra Evolve 65 headset */ - if (chip->usb_id == USB_ID(0x0b0e, 0x030b)) { + if (chip->usb_id == USB_ID(0x0b0e, 0x030b) || + chip->usb_id == USB_ID(0x0b0e, 0x030c)) { /* only 48kHz for playback while keeping 16kHz for capture */ if (fp->nr_rates != 1) return set_fixed_rate(fp, 48000, SNDRV_PCM_RATE_48000); diff --git a/sound/usb/midi.c b/sound/usb/midi.c index eed71369c7af..d300cd1f922b 100644 --- a/sound/usb/midi.c +++ b/sound/usb/midi.c @@ -489,16 +489,84 @@ static void ch345_broken_sysex_input(struct snd_usb_midi_in_endpoint *ep, /* * CME protocol: like the standard protocol, but SysEx commands are sent as a - * single USB packet preceded by a 0x0F byte. + * single USB packet preceded by a 0x0F byte, as are system realtime + * messages and MIDI Active Sensing. + * Also, multiple messages can be sent in the same packet. */ static void snd_usbmidi_cme_input(struct snd_usb_midi_in_endpoint *ep, uint8_t *buffer, int buffer_length) { - if (buffer_length < 2 || (buffer[0] & 0x0f) != 0x0f) - snd_usbmidi_standard_input(ep, buffer, buffer_length); - else - snd_usbmidi_input_data(ep, buffer[0] >> 4, - &buffer[1], buffer_length - 1); + int remaining = buffer_length; + + /* + * CME send sysex, song position pointer, system realtime + * and active sensing using CIN 0x0f, which in the standard + * is only intended for single byte unparsed data. + * So we need to interpret these here before sending them on. + * By default, we assume single byte data, which is true + * for system realtime (midi clock, start, stop and continue) + * and active sensing, and handle the other (known) cases + * separately. + * In contrast to the standard, CME does not split sysex + * into multiple 4-byte packets, but lumps everything together + * into one. In addition, CME can string multiple messages + * together in the same packet; pressing the Record button + * on an UF6 sends a sysex message directly followed + * by a song position pointer in the same packet. + * For it to have any reasonable meaning, a sysex message + * needs to be at least 3 bytes in length (0xf0, id, 0xf7), + * corresponding to a packet size of 4 bytes, and the ones sent + * by CME devices are 6 or 7 bytes, making the packet fragments + * 7 or 8 bytes long (six or seven bytes plus preceding CN+CIN byte). + * For the other types, the packet size is always 4 bytes, + * as per the standard, with the data size being 3 for SPP + * and 1 for the others. + * Thus all packet fragments are at least 4 bytes long, so we can + * skip anything that is shorter; this also conveniantly skips + * packets with size 0, which CME devices continuously send when + * they have nothing better to do. + * Another quirk is that sometimes multiple messages are sent + * in the same packet. This has been observed for midi clock + * and active sensing i.e. 0x0f 0xf8 0x00 0x00 0x0f 0xfe 0x00 0x00, + * but also multiple note ons/offs, and control change together + * with MIDI clock. Similarly, some sysex messages are followed by + * the song position pointer in the same packet, and occasionally + * additionally by a midi clock or active sensing. + * We handle this by looping over all data and parsing it along the way. + */ + while (remaining >= 4) { + int source_length = 4; /* default */ + + if ((buffer[0] & 0x0f) == 0x0f) { + int data_length = 1; /* default */ + + if (buffer[1] == 0xf0) { + /* Sysex: Find EOX and send on whole message. */ + /* To kick off the search, skip the first + * two bytes (CN+CIN and SYSEX (0xf0). + */ + uint8_t *tmp_buf = buffer + 2; + int tmp_length = remaining - 2; + + while (tmp_length > 1 && *tmp_buf != 0xf7) { + tmp_buf++; + tmp_length--; + } + data_length = tmp_buf - buffer; + source_length = data_length + 1; + } else if (buffer[1] == 0xf2) { + /* Three byte song position pointer */ + data_length = 3; + } + snd_usbmidi_input_data(ep, buffer[0] >> 4, + &buffer[1], data_length); + } else { + /* normal channel events */ + snd_usbmidi_standard_input(ep, buffer, source_length); + } + buffer += source_length; + remaining -= source_length; + } } /* diff --git a/sound/virtio/virtio_pcm.c b/sound/virtio/virtio_pcm.c index 967e4c45be9b..2f7c5e709f07 100644 --- a/sound/virtio/virtio_pcm.c +++ b/sound/virtio/virtio_pcm.c @@ -339,6 +339,21 @@ int virtsnd_pcm_parse_cfg(struct virtio_snd *snd) if (!snd->substreams) return -ENOMEM; + /* + * Initialize critical substream fields early in case we hit an + * error path and end up trying to clean up uninitialized structures + * elsewhere. + */ + for (i = 0; i < snd->nsubstreams; ++i) { + struct virtio_pcm_substream *vss = &snd->substreams[i]; + + vss->snd = snd; + vss->sid = i; + INIT_WORK(&vss->elapsed_period, virtsnd_pcm_period_elapsed); + init_waitqueue_head(&vss->msg_empty); + spin_lock_init(&vss->lock); + } + info = kcalloc(snd->nsubstreams, sizeof(*info), GFP_KERNEL); if (!info) return -ENOMEM; @@ -352,12 +367,6 @@ int virtsnd_pcm_parse_cfg(struct virtio_snd *snd) struct virtio_pcm_substream *vss = &snd->substreams[i]; struct virtio_pcm *vpcm; - vss->snd = snd; - vss->sid = i; - INIT_WORK(&vss->elapsed_period, virtsnd_pcm_period_elapsed); - init_waitqueue_head(&vss->msg_empty); - spin_lock_init(&vss->lock); - rc = virtsnd_pcm_build_hw(vss, &info[i]); if (rc) goto on_exit; diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 6ea78612635b..828c91aaf55b 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -3368,6 +3368,9 @@ static int validate_branch(struct objtool_file *file, struct symbol *func, if (!strncmp(func->name, "__cfi_", 6)) return 0; + if (file->ignore_unreachables) + return 0; + WARN("%s() falls through to next function %s()", func->name, insn->func->name); return 1; @@ -3582,6 +3585,9 @@ static int validate_branch(struct objtool_file *file, struct symbol *func, if (!next_insn) { if (state.cfi.cfa.base == CFI_UNDEFINED) return 0; + if (file->ignore_unreachables) + return 0; + WARN("%s: unexpected end of section", sec->name); return 1; } @@ -3731,6 +3737,9 @@ static int validate_entry(struct objtool_file *file, struct instruction *insn) break; } + if (insn->dead_end) + return 0; + if (!next) { WARN_FUNC("teh end!", insn->sec, insn->offset); return -1; diff --git a/tools/power/cpupower/bench/parse.c b/tools/power/cpupower/bench/parse.c index e63dc11fa3a5..48e25be6e163 100644 --- a/tools/power/cpupower/bench/parse.c +++ b/tools/power/cpupower/bench/parse.c @@ -120,6 +120,10 @@ out_dir: struct config *prepare_default_config() { struct config *config = malloc(sizeof(struct config)); + if (!config) { + perror("malloc"); + return NULL; + } dprintf("loading defaults\n"); diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl index aecea16cbd02..2109bd42c144 100755 --- a/tools/testing/ktest/ktest.pl +++ b/tools/testing/ktest/ktest.pl @@ -4282,6 +4282,14 @@ if (defined($opt{"LOG_FILE"})) { if ($opt{"CLEAR_LOG"}) { unlink $opt{"LOG_FILE"}; } + + if (! -e $opt{"LOG_FILE"} && $opt{"LOG_FILE"} =~ m,^(.*/),) { + my $dir = $1; + if (! -d $dir) { + mkpath($dir) or die "Failed to create directories '$dir': $!"; + print "\nThe log directory $dir did not exist, so it was created.\n"; + } + } open(LOG, ">> $opt{LOG_FILE}") or die "Can't write to $opt{LOG_FILE}"; LOG->autoflush(1); } diff --git a/tools/testing/radix-tree/linux.c b/tools/testing/radix-tree/linux.c index 64a1645ff94c..96e5efd156ad 100644 --- a/tools/testing/radix-tree/linux.c +++ b/tools/testing/radix-tree/linux.c @@ -126,7 +126,7 @@ void kmem_cache_free(struct kmem_cache *cachep, void *objp) void kmem_cache_free_bulk(struct kmem_cache *cachep, size_t size, void **list) { if (kmalloc_verbose) - pr_debug("Bulk free %p[0-%lu]\n", list, size - 1); + pr_debug("Bulk free %p[0-%zu]\n", list, size - 1); pthread_mutex_lock(&cachep->lock); for (int i = 0; i < size; i++) @@ -144,7 +144,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *cachep, gfp_t gfp, size_t size, size_t i; if (kmalloc_verbose) - pr_debug("Bulk alloc %lu\n", size); + pr_debug("Bulk alloc %zu\n", size); pthread_mutex_lock(&cachep->lock); if (cachep->nr_objs >= size) { diff --git a/tools/testing/selftests/futex/functional/futex_wait_wouldblock.c b/tools/testing/selftests/futex/functional/futex_wait_wouldblock.c index 7d7a6a06cdb7..2d8230da9064 100644 --- a/tools/testing/selftests/futex/functional/futex_wait_wouldblock.c +++ b/tools/testing/selftests/futex/functional/futex_wait_wouldblock.c @@ -98,7 +98,7 @@ int main(int argc, char *argv[]) info("Calling futex_waitv on f1: %u @ %p with val=%u\n", f1, &f1, f1+1); res = futex_waitv(&waitv, 1, 0, &to, CLOCK_MONOTONIC); if (!res || errno != EWOULDBLOCK) { - ksft_test_result_pass("futex_waitv returned: %d %s\n", + ksft_test_result_fail("futex_waitv returned: %d %s\n", res ? errno : res, res ? strerror(errno) : ""); ret = RET_FAIL; diff --git a/tools/testing/selftests/landlock/base_test.c b/tools/testing/selftests/landlock/base_test.c index e43831746146..ea970679c5d9 100644 --- a/tools/testing/selftests/landlock/base_test.c +++ b/tools/testing/selftests/landlock/base_test.c @@ -98,10 +98,54 @@ TEST(abi_version) ASSERT_EQ(EINVAL, errno); } +/* + * Old source trees might not have the set of Kselftest fixes related to kernel + * UAPI headers. + */ +#ifndef LANDLOCK_CREATE_RULESET_ERRATA +#define LANDLOCK_CREATE_RULESET_ERRATA (1U << 1) +#endif + +TEST(errata) +{ + const struct landlock_ruleset_attr ruleset_attr = { + .handled_access_fs = LANDLOCK_ACCESS_FS_READ_FILE, + }; + int errata; + + errata = landlock_create_ruleset(NULL, 0, + LANDLOCK_CREATE_RULESET_ERRATA); + /* The errata bitmask will not be backported to tests. */ + ASSERT_LE(0, errata); + TH_LOG("errata: 0x%x", errata); + + ASSERT_EQ(-1, landlock_create_ruleset(&ruleset_attr, 0, + LANDLOCK_CREATE_RULESET_ERRATA)); + ASSERT_EQ(EINVAL, errno); + + ASSERT_EQ(-1, landlock_create_ruleset(NULL, sizeof(ruleset_attr), + LANDLOCK_CREATE_RULESET_ERRATA)); + ASSERT_EQ(EINVAL, errno); + + ASSERT_EQ(-1, + landlock_create_ruleset(&ruleset_attr, sizeof(ruleset_attr), + LANDLOCK_CREATE_RULESET_ERRATA)); + ASSERT_EQ(EINVAL, errno); + + ASSERT_EQ(-1, landlock_create_ruleset( + NULL, 0, + LANDLOCK_CREATE_RULESET_VERSION | + LANDLOCK_CREATE_RULESET_ERRATA)); + ASSERT_EQ(-1, landlock_create_ruleset(NULL, 0, + LANDLOCK_CREATE_RULESET_ERRATA | + 1 << 31)); + ASSERT_EQ(EINVAL, errno); +} + /* Tests ordering of syscall argument checks. */ TEST(create_ruleset_checks_ordering) { - const int last_flag = LANDLOCK_CREATE_RULESET_VERSION; + const int last_flag = LANDLOCK_CREATE_RULESET_ERRATA; const int invalid_flag = last_flag << 1; int ruleset_fd; const struct landlock_ruleset_attr ruleset_attr = { diff --git a/tools/testing/selftests/mincore/mincore_selftest.c b/tools/testing/selftests/mincore/mincore_selftest.c index 4c88238fc8f0..c0ae86c28d7f 100644 --- a/tools/testing/selftests/mincore/mincore_selftest.c +++ b/tools/testing/selftests/mincore/mincore_selftest.c @@ -261,9 +261,6 @@ TEST(check_file_mmap) TH_LOG("No read-ahead pages found in memory"); } - EXPECT_LT(i, vec_size) { - TH_LOG("Read-ahead pages reached the end of the file"); - } /* * End of the readahead window. The rest of the pages shouldn't * be in memory. diff --git a/tools/testing/selftests/net/mptcp/mptcp_connect.c b/tools/testing/selftests/net/mptcp/mptcp_connect.c index ae2d76d4b404..a842f5ade6e3 100644 --- a/tools/testing/selftests/net/mptcp/mptcp_connect.c +++ b/tools/testing/selftests/net/mptcp/mptcp_connect.c @@ -1213,7 +1213,7 @@ again: /* close the client socket open only if we are not going to reconnect */ ret = copyfd_io(fd_in, fd, 1, 0); if (ret) - return ret; + goto out; if (cfg_truncate > 0) { shutdown(fd, SHUT_WR); @@ -1233,7 +1233,10 @@ again: close(fd); } - return 0; +out: + if (cfg_input) + close(fd_in); + return ret; } int parse_proto(const char *proto) diff --git a/tools/testing/selftests/ublk/test_stripe_04.sh b/tools/testing/selftests/ublk/test_stripe_04.sh new file mode 100755 index 000000000000..1f2b642381d1 --- /dev/null +++ b/tools/testing/selftests/ublk/test_stripe_04.sh @@ -0,0 +1,24 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh + +TID="stripe_04" +ERR_CODE=0 + +_prep_test "stripe" "mkfs & mount & umount on zero copy" + +backfile_0=$(_create_backfile 256M) +backfile_1=$(_create_backfile 256M) +dev_id=$(_add_ublk_dev -t stripe -z -q 2 "$backfile_0" "$backfile_1") +_check_add_dev $TID $? "$backfile_0" "$backfile_1" + +_mkfs_mount_test /dev/ublkb"${dev_id}" +ERR_CODE=$? + +_cleanup_test "stripe" + +_remove_backfile "$backfile_0" +_remove_backfile "$backfile_1" + +_show_result $TID $ERR_CODE diff --git a/tools/testing/selftests/vm/charge_reserved_hugetlb.sh b/tools/testing/selftests/vm/charge_reserved_hugetlb.sh index 8e00276b4e69..dc3fc438b3d9 100644 --- a/tools/testing/selftests/vm/charge_reserved_hugetlb.sh +++ b/tools/testing/selftests/vm/charge_reserved_hugetlb.sh @@ -27,7 +27,7 @@ fi if [[ $cgroup2 ]]; then cgroup_path=$(mount -t cgroup2 | head -1 | awk '{print $3}') if [[ -z "$cgroup_path" ]]; then - cgroup_path=/dev/cgroup/memory + cgroup_path=$(mktemp -d) mount -t cgroup2 none $cgroup_path do_umount=1 fi @@ -35,7 +35,7 @@ if [[ $cgroup2 ]]; then else cgroup_path=$(mount -t cgroup | grep ",hugetlb" | awk '{print $3}') if [[ -z "$cgroup_path" ]]; then - cgroup_path=/dev/cgroup/memory + cgroup_path=$(mktemp -d) mount -t cgroup memory,hugetlb $cgroup_path do_umount=1 fi diff --git a/tools/testing/selftests/vm/hugetlb_reparenting_test.sh b/tools/testing/selftests/vm/hugetlb_reparenting_test.sh index 14d26075c863..302f2c7003f0 100644 --- a/tools/testing/selftests/vm/hugetlb_reparenting_test.sh +++ b/tools/testing/selftests/vm/hugetlb_reparenting_test.sh @@ -22,7 +22,7 @@ fi if [[ $cgroup2 ]]; then CGROUP_ROOT=$(mount -t cgroup2 | head -1 | awk '{print $3}') if [[ -z "$CGROUP_ROOT" ]]; then - CGROUP_ROOT=/dev/cgroup/memory + CGROUP_ROOT=$(mktemp -d) mount -t cgroup2 none $CGROUP_ROOT do_umount=1 fi