Commit Graph

1154073 Commits

Author SHA1 Message Date
Linus Torvalds
cdbbca256c Merge tag 'acpi-6.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI fixes from Rafael Wysocki:
 "These add one more ACPI IRQ override quirk, improve ACPI companion
  lookup for backlight devices and add missing kernel command line
  option values for backlight detection.

  Specifics:

   - Improve ACPI companion lookup for backlight devices in the cases
     when there is more than one candidate ACPI device object (Hans de
     Goede)

   - Add missing support for manual selection of NVidia-WMI-EC or Apple
     GMUX backlight in the kernel command line to the ACPI backlight
     driver (Hans de Goede)

   - Skip ACPI IRQ override on Asus Expertbook B2402CBA (Tamim Khan)"

* tag 'acpi-6.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  ACPI: Fix selecting wrong ACPI fwnode for the iGPU on some Dell laptops
  ACPI: video: Allow selecting NVidia-WMI-EC or Apple GMUX backlight from the cmdline
  ACPI: resource: Skip IRQ override on Asus Expertbook B2402CBA
2023-01-13 07:32:55 -06:00
Linus Torvalds
0d0833e039 Merge tag 'platform-drivers-x86-v6.2-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86
Pull x86 platform driver fixes from Hans de Goede:
 "A set of assorted fixes and hardware-id additions"

* tag 'platform-drivers-x86-v6.2-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86:
  platform/x86: thinkpad_acpi: Fix profile mode display in AMT mode
  platform/x86: int3472/discrete: Ensure the clk/power enable pins are in output mode
  platform/x86/amd: Fix refcount leak in amd_pmc_probe
  platform/x86: intel/pmc/core: Add Meteor Lake mobile support
  platform/x86: simatic-ipc: add another model
  platform/x86: simatic-ipc: correct name of a model
  platform/x86: dell-privacy: Only register SW_CAMERA_LENS_COVER if present
  platform/x86: dell-privacy: Fix SW_CAMERA_LENS_COVER reporting
  platform/x86: asus-wmi: Don't load fan curves without fan
  platform/x86: asus-wmi: Ignore fan on E410MA
  platform/x86: asus-wmi: Add quirk wmi_ignore_fan
  platform/x86: asus-nb-wmi: Add alternate mapping for KEY_SCREENLOCK
  platform/x86: asus-nb-wmi: Add alternate mapping for KEY_CAMERA
  platform/surface: aggregator: Add missing call to ssam_request_sync_free()
  platform/surface: aggregator: Ignore command messages not intended for us
  platform/x86: touchscreen_dmi: Add info for the CSL Panther Tab HD
  platform/x86: ideapad-laptop: Add Legion 5 15ARH05 DMI id to set_fn_lock_led_list[]
  platform/x86: sony-laptop: Don't turn off 0x153 keyboard backlight during probe
2023-01-13 07:26:40 -06:00
Linus Torvalds
ff5ebafd51 Merge tag 'drm-fixes-2023-01-13' of git://anongit.freedesktop.org/drm/drm
Pull drm fixes from Dave Airlie:
 "There is a bit of a post-holiday build up here I expect, small fixes
  across the board, amdgpu and msm being the main leaders, with others
  having a few. One code removal patch for nouveau:

  buddy:
   - benchmark regression fix for top-down buddy allocation

  panel:
   - add Lenovo panel orientation quirk

  ttm:
   - fix kernel oops regression

  amdgpu:
   - fix missing fence references
   - fix missing pipeline sync fencing
   - SMU13 fan speed fix
   - SMU13 fix power cap handling
   - SMU13 BACO fix
   - Fix a possible segfault in bo validation error case
   - Delay removal of firmware framebuffer
   - Fix error when unloading

  amdkfd:
   - SVM fix when clearing vram
   - GC11 fix for multi-GPU

  i915:
   - Reserve enough fence slot for i915_vma_unbind_vsync
   - Fix potential use after free
   - Reset engines twice in case of reset failure
   - Use multi-cast registers for SVG Unit registers

  msm:
   - display:
   - doc warning fixes
   - dt attribs cleanups
   - memory leak fix
   - error handing in hdmi probe fix
   - dp_aux_isr incorrect signalling fix
   - shutdown path fix
   - accel:
   - a5xx: fix quirks to be a bitmask
   - a6xx: fix gx halt to avoid 1s hang
   - kexec shutdown fix
   - fix potential double free

  vmwgfx:
   - drop rcu usage to make code more robust

  virtio:
   - fix use-after-free in gem handle code

  nouveau:
   - drop unused nouveau_fbcon.c"

* tag 'drm-fixes-2023-01-13' of git://anongit.freedesktop.org/drm/drm: (35 commits)
  drm: Optimize drm buddy top-down allocation method
  drm/ttm: Fix a regression causing kernel oops'es
  drm/i915/gt: Cover rest of SVG unit MCR registers
  drm/nouveau: Remove file nouveau_fbcon.c
  drm/amdkfd: Fix NULL pointer error for GC 11.0.1 on mGPU
  drm/amd/pm/smu13: BACO is supported when it's in BACO state
  drm/amdkfd: Add sync after creating vram bo
  drm/i915/gt: Reset twice
  drm/amdgpu: fix pipeline sync v2
  drm/vmwgfx: Remove rcu locks from user resources
  drm/virtio: Fix GEM handle creation UAF
  drm/amdgpu: Fixed bug on error when unloading amdgpu
  drm/amd: Delay removal of the firmware framebuffer
  drm/amdgpu: Fix potential NULL dereference
  drm/i915: Fix potential context UAFs
  drm/i915: Reserve enough fence slot for i915_vma_unbind_async
  drm: Add orientation quirk for Lenovo ideapad D330-10IGL
  drm/msm/a6xx: Avoid gx gbit halt during rpm suspend
  drm/msm/adreno: Make adreno quirks not overwrite each other
  drm/msm: another fix for the headless Adreno GPU
  ...
2023-01-13 07:18:59 -06:00
Linus Torvalds
d45b832d6f Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Will Deacon:
 "Here's a sizeable batch of Friday the 13th arm64 fixes for -rc4. What
  could possibly go wrong?

  The obvious reason we have so much here is because of the holiday
  season right after the merge window, but we've also brought back an
  erratum workaround that was previously dropped at the last minute and
  there's an MTE coredumping fix that strays outside of the arch/arm64
  directory.

  Summary:

   - Fix PAGE_TABLE_CHECK failures on hugepage splitting path

   - Fix PSCI encoding of MEM_PROTECT_RANGE function in UAPI header

   - Fix NULL deref when accessing debugfs node if PSCI is not present

   - Fix MTE core dumping when VMA list is being updated concurrently

   - Fix SME signal frame handling when SVE is not implemented by the
     CPU

   - Fix asm constraints for cmpxchg_double() to hazard both words

   - Fix build failure with stack tracer and older versions of Clang

   - Bring back workaround for Cortex-A715 erratum 2645198"

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: Fix build with CC=clang, CONFIG_FTRACE=y and CONFIG_STACK_TRACER=y
  arm64/mm: Define dummy pud_user_exec() when using 2-level page-table
  arm64: errata: Workaround possible Cortex-A715 [ESR|FAR]_ELx corruption
  firmware/psci: Don't register with debugfs if PSCI isn't available
  firmware/psci: Fix MEM_PROTECT_RANGE function numbers
  arm64/signal: Always allocate SVE signal frames on SME only systems
  arm64/signal: Always accept SVE signal frames on SME only systems
  arm64/sme: Fix context switch for SME only systems
  arm64: cmpxchg_double*: hazard against entire exchange variable
  arm64/uprobes: change the uprobe_opcode_t typedef to fix the sparse warning
  arm64: mte: Avoid the racy walk of the vma list during core dump
  elfcore: Add a cprm parameter to elf_core_extra_{phdrs,data_size}
  arm64: mte: Fix double-freeing of the temporary tag storage during coredump
  arm64: ptrace: Use ARM64_SME to guard the SME register enumerations
  arm64/mm: add pud_user_exec() check in pud_user_accessible_page()
  arm64/mm: fix incorrect file_map_count for invalid pmd
2023-01-13 07:11:45 -06:00
Mark Pearson
fde5f74ccf platform/x86: thinkpad_acpi: Fix profile mode display in AMT mode
Recently AMT mode was enabled (somewhat unexpectedly) on the Lenovo
Z13 platform. The FW is advertising it is available and the driver tries
to use it - unfortunately it reports the profile mode incorrectly.

Note, there is also some extra work needed to enable the dynamic aspect
of AMT support that I will be following up with; but more testing is
needed first. This patch just fixes things so the profiles are reported
correctly.

Link: https://gitlab.freedesktop.org/hadess/power-profiles-daemon/-/issues/115
Fixes: 46dcbc61b7 ("platform/x86: thinkpad-acpi: Add support for automatic mode transitions")

Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Link: https://lore.kernel.org/r/20230112221228.490946-1-mpearson-lenovo@squebb.ca
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-13 11:40:30 +01:00
Rafael J. Wysocki
df3a71aba4 Merge branches 'acpi-resource' and 'acpi-video'
Merge an ACPI resource management quirk and an ACPI backlight driver fix
for 6.2-rc4:

 - Skip ACPI  IRQ override on Asus Expertbook B2402CBA (Tamim Khan).

 - Add missing support for manual selection of NVidia-WMI-EC or Apple
   GMUX backlight in the kernel command line to the ACPI backlight
   driver (Hans de Goede).

* acpi-resource:
  ACPI: resource: Skip IRQ override on Asus Expertbook B2402CBA

* acpi-video:
  ACPI: video: Allow selecting NVidia-WMI-EC or Apple GMUX backlight from the cmdline
2023-01-13 11:11:05 +01:00
Dave Airlie
e695bc7e54 Merge tag 'drm-msm-fixes-2023-01-12' of https://gitlab.freedesktop.org/drm/msm into drm-fixes
msm-fixes for v6.3-rc4

Display Fixes:

- Fix the documentation for dpu_encoder_phys_wb_init() and
  dpu_encoder_phys_wb_setup_fb() APIs to address doc warnings
- Remove vcca-supply and vdds-supply as mandatory for 14nm PHY and
  10nm PHY DT schemas respectively as they are not present on some
  SOCs using these PHYs
- Add the dsi-phy-regulator-ldo-mode to dsi-phy-28nm.yaml as it was
  missed out during txt to yaml migration
- Remove operating-points-v2 and power-domain as a required property
  for the DSI controller as thats not the case for every SOC
- Fix the description from display escape clock to display core
  clock in the dsi controller yaml
- Fix the memory leak for mdp1-mem path for the cases when we return
  early after failing to get mdp0-mem ICC paths for msm
- Fix error handling path in msm_hdmi_dev_probe() to release the phy
  ref count when devm_pm_runtime_enable() fails
- Fix the dp_aux_isr() routine to make sure it doesnt incorrectly
  signal the aux transaction as complete if the ISR was not an AUX
  isr. This fixes a big hitter stability bug on chromebooks.
- Add protection against null pointer dereference when there is no
  kms object as in the case of headless adreno GPU in the shutdown
  path.

GPU Fixes:

- a5xx: fix quirks to actually be a bitmask and not overwrite each
  other
- a6xx: fix gx halt sequence to avoid 1000ms hang on some devices
- kexec shutdown fix
- fix potential double free

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CAF6AEGv7=in_MHW3kdkhqh7ZFoVCmnikmr29YYHCXR=7aOEneg@mail.gmail.com
2023-01-13 13:01:22 +10:00
Dave Airlie
51883883ac Merge tag 'drm-intel-fixes-2023-01-12' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes
- Reserve enough fence slot for i915_vma_unbind_vsync (Nirmoy)
- Fix potential use after free (Rob Clark)
- Reset engines twice in case of reset failure (Chris)
- Use multi-cast registers for SVG Unit registers (Gustavo)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/Y8AbHelGeXc5eQ8U@intel.com
2023-01-13 12:44:35 +10:00
Dave Airlie
28d31e1aed Merge tag 'amd-drm-fixes-6.2-2023-01-11' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes
amd-drm-fixes-6.2-2023-01-11:

amdgpu:
- SMU13 fan speed fix
- SMU13 fix power cap handling
- SMU13 BACO fix
- Fix a possible segfault in bo validation error case
- Delay removal of firmware framebuffer
- Fix error when unloading

amdkfd:
- SVM fix when clearing vram
- GC11 fix for multi-GPU

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230112033004.8184-1-alexander.deucher@amd.com
2023-01-13 12:37:25 +10:00
Dave Airlie
a283773308 Merge tag 'drm-misc-fixes-2023-01-12' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
Several fixes for amdgpu (all addressing issues with fences), yet
another orientation quirk for a Lenovo device, a use-after-free fix for
virtio, a regression fix in TTM and a performance regression in drm
buddy.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20230112130954.pxt77g3a7rokha42@houat
2023-01-13 11:46:28 +10:00
Linus Torvalds
d9fc151172 Merge tag 'net-6.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni:
 "Including fixes from rxrpc.

  The rxrpc changes are noticeable large: to address a recent regression
  has been necessary completing the threaded refactor.

  Current release - regressions:

   - rxrpc:
       - only disconnect calls in the I/O thread
       - move client call connection to the I/O thread
       - fix incoming call setup race

   - eth: mlx5:
       - restore pkt rate policing support
       - fix memory leak on updating vport counters

  Previous releases - regressions:

   - gro: take care of DODGY packets

   - ipv6: deduct extension header length in rawv6_push_pending_frames

   - tipc: fix unexpected link reset due to discovery messages

  Previous releases - always broken:

   - sched: disallow noqueue for qdisc classes

   - eth: ice: fix potential memory leak in ice_gnss_tty_write()

   - eth: ixgbe: fix pci device refcount leak

   - eth: mlx5:
       - fix command stats access after free
       - fix macsec possible null dereference when updating MAC security
         entity (SecY)"

* tag 'net-6.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (64 commits)
  r8152: add vendor/device ID pair for Microsoft Devkit
  net: stmmac: add aux timestamps fifo clearance wait
  bnxt: make sure we return pages to the pool
  net: hns3: fix wrong use of rss size during VF rss config
  ipv6: raw: Deduct extension header length in rawv6_push_pending_frames
  net: lan966x: check for ptp to be enabled in lan966x_ptp_deinit()
  net: sched: disallow noqueue for qdisc classes
  iavf/iavf_main: actually log ->src mask when talking about it
  igc: Fix PPS delta between two synchronized end-points
  ixgbe: fix pci device refcount leak
  octeontx2-pf: Fix resource leakage in VF driver unbind
  selftests/net: l2_tos_ttl_inherit.sh: Ensure environment cleanup on failure.
  selftests/net: l2_tos_ttl_inherit.sh: Run tests in their own netns.
  selftests/net: l2_tos_ttl_inherit.sh: Set IPv6 addresses with "nodad".
  net/mlx5e: Fix macsec possible null dereference when updating MAC security entity (SecY)
  net/mlx5e: Fix macsec ssci attribute handling in offload path
  net/mlx5: E-switch, Coverity: overlapping copy
  net/mlx5e: Don't support encap rules with gbp option
  net/mlx5: Fix ptp max frequency adjustment range
  net/mlx5e: Fix memory leak on updating vport counters
  ...
2023-01-12 18:20:44 -06:00
Linus Torvalds
5be413a6e2 Merge tag 's390-6.2-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Heiko Carstens:

 - Add various missing READ_ONCE() to cmpxchg() loops prevent the
   compiler from potentially generating incorrect code. This includes a
   rather large change to the s390 specific hardware sampling code and
   its current use of cmpxchg_double().

   Do the fix now to get it out of the way of Peter Zijlstra's
   cmpxchg128() work, and have something that can be backported. The
   added new code includes a private 128 bit cmpxchg variant which will
   be removed again after Peter's rework is available. Also note that
   this 128 bit cmpxchg variant is used to implement 128 bit
   READ_ONCE(), while strictly speaking it wouldn't be necessary, and
   _READ_ONCE() should also be sufficient; even though it isn't obvious
   for all converted locations that this is the case. Therefore use this
   implementation for for the sake of clarity and consistency for now.

 - Fix ipl report address handling to avoid kdump failures/hangs.

 - Fix misuse of #(el)if in kernel decompressor.

 - Define RUNTIME_DISCARD_EXIT to fix link error with GNU ld < 2.36,
   caused by the recently changed discard behaviour.

 - Make sure _edata and _end symbols are always page aligned.

 - The current header guard DEBUG_H in one of the s390 specific header
   files is too generic and conflicts with the ath9k wireless driver.
   Add an _ASM_S390_ prefix to the guard to make it unique.

 - Update defconfigs.

* tag 's390-6.2-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390: update defconfigs
  KVM: s390: interrupt: use READ_ONCE() before cmpxchg()
  s390/percpu: add READ_ONCE() to arch_this_cpu_to_op_simple()
  s390/cpum_sf: add READ_ONCE() semantics to compare and swap loops
  s390/kexec: fix ipl report address for kdump
  s390: fix -Wundef warning for CONFIG_KERNEL_ZSTD
  s390: define RUNTIME_DISCARD_EXIT to fix link error with GNU ld < 2.36
  s390: expicitly align _edata and _end symbols on page boundary
  s390/debug: add _ASM_S390_ prefix to header guard
2023-01-12 17:09:20 -06:00
Linus Torvalds
bad8c4a850 Merge tag 'for-linus-6.2-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen fixes from Juergen Gross:

 - two cleanup patches

 - a fix of a memory leak in the Xen pvfront driver

 - a fix of a locking issue in the Xen hypervisor console driver

* tag 'for-linus-6.2-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  xen/pvcalls: free active map buffer on pvcalls_front_free_map
  hvc/xen: lock console list traversal
  x86/xen: Remove the unused function p2m_index()
  xen: make remove callback of xen driver void returned
2023-01-12 17:02:20 -06:00
Linus Torvalds
772d0e9144 Merge tag 'timers-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer doc fixes from Ingo Molnar:

 - Fix various DocBook formatting errors in kernel/time/ that generated
   (justified) warnings during a kernel-doc build.

* tag 'timers-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  time: Fix various kernel-doc problems
2023-01-12 16:53:39 -06:00
Linus Torvalds
a7b19c603e Merge tag 'perf-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf events hw enablement from Ingo Molnar:

 - More hardware-enablement for Intel Meteor Lake & Emerald Rapid
   systems: pure model ID enumeration additions that do not affect other
   systems.

* tag 'perf-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf/x86/intel/uncore: Add Emerald Rapids
  perf/x86/msr: Add Emerald Rapids
  perf/x86/msr: Add Meteor Lake support
  perf/x86/cstate: Add Meteor Lake support
2023-01-12 16:47:32 -06:00
Linus Torvalds
ea66bf8653 Merge tag 'sched-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Ingo Molnar:

 - Fix scheduler frequency invariance bug related to overly long
   tickless periods triggering an integer overflow and disabling the
   feature.

 - Fix use-after-free bug in dup_user_cpus_ptr().

 - Fix do_set_cpus_allowed() deadlock scenarios related to calling
   kfree() with the pi_lock held. NOTE: the rcu_free() is the 'lazy'
   solution here - we looked at patches to free the structure after the
   pi_lock got dropped, but that looked quite a bit messier - and none
   of this is truly performance critical. We can revisit this if it's
   too lazy of a solution ...

* tag 'sched-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/core: Use kfree_rcu() in do_set_cpus_allowed()
  sched/core: Fix use-after-free bug in dup_user_cpus_ptr()
  sched/core: Fix arch_scale_freq_tick() on tickless systems
2023-01-12 16:39:43 -06:00
Linus Torvalds
cf4d5be89c Merge tag 'core-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull objtool fix from Ingo Molnar:

 - Fix objtool to be more permissive with hand-written assembly that
   uses non-function symbols in executable sections.

* tag 'core-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  objtool: Tolerate STT_NOTYPE symbols at end of section
2023-01-12 14:41:32 -06:00
Linus Torvalds
f129b61612 Merge tag 'urgent-nolibc.2023.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu
Pull nolibc fixes from Paul McKenney:

 - The fd_set structure was incorrectly defined as arrays of u32 instead
   of long, which breaks BE64. Fix courtesy of Sven Schnelle.

 - S_ISxxx macros were incorrectly testing the bits after applying them
   instead of bitwise ANDing S_FMT with the value. Fix from Warner Losh.

 - The mips code was randomly broken due to an unprotected "noreorder"
   directive in the _start code that could prevent the assembler from
   filling delayed slots. This in turn resulted in random other
   instructions being placed into those slots. Fix courtesy of Willy
   Tarreau.

 - The current nolibc header layout refrains from including files that
   are not explicitly included by the code using nolibc. Unfortunately,
   this causes build failures when such files contain definitions that
   are used (for example) by libgcc. Example definitions include raise()
   and memset(), which are called by some architectures, but only at
   certain optimization levels. Fix courtesy of Willy Tarreau.

 - gcc 11.3 in ARM thumb2 mode at -O2 recognized a memset() construction
   inside the memset() definition. The compiler replaced this
   construction with a call to... memset(). Userland cannot be forced to
   build with -ffreestanding, so an empty asm() statement was introduced
   into the loop the loop in order to prevent the compiler from making
   this unproductive transformation. Fix courtesy of Willy Tarreau.

 - Most of the O_* macros were wrong on RISCV because their octal values
   were coded as hexadecimal. This resulted in the getdents64() selftest
   failing. Fix courtesy of Willy Tarreau.

This was tested on x86_64, i386, armv5, armv7, thumb1, thumb2, mips and
riscv, all at -O0, -Os and -O3.

* tag 'urgent-nolibc.2023.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu:
  tools/nolibc: fix the O_* fcntl/open macro definitions for riscv
  tools/nolibc: prevent gcc from making memset() loop over itself
  tools/nolibc: fix missing includes causing build issues at -O0
  tools/nolibc: restore mips branch ordering in the _start block
  tools/nolibc: Fix S_ISxxx macros
  nolibc: fix fd_set type
2023-01-12 14:38:22 -06:00
Hans de Goede
cf5ac2d45f platform/x86: int3472/discrete: Ensure the clk/power enable pins are in output mode
acpi_get_and_request_gpiod() does not take a gpio_lookup_flags argument
specifying that the pins direction should be initialized to a specific
value.

This means that in some cases the pins might be left in input mode, causing
the gpiod_set() calls made to enable the clk / regulator to not work.

One example of this problem is the clk-enable GPIO for the ov01a1s sensor
on a Dell Latitude 9420 being left in input mode causing the clk to
never get enabled.

Explicitly set the direction of the pins to output to fix this.

Fixes: 5de691bffe ("platform/x86: Add intel_skl_int3472 driver")
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy@kernel.org>
Reviewed-by: Daniel Scally <djrscally@gmail.com>
Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Link: https://lore.kernel.org/r/20230111201426.947853-1-hdegoede@redhat.com
2023-01-12 20:10:31 +01:00
Miaoqian Lin
ccb32e2be1 platform/x86/amd: Fix refcount leak in amd_pmc_probe
pci_get_domain_bus_and_slot() takes reference, the caller should release
the reference by calling pci_dev_put() after use. Call pci_dev_put() in
the error path to fix this.

Fixes: 3d7d407dfb ("platform/x86: amd-pmc: Add support for AMD Spill to DRAM STB feature")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://lore.kernel.org/r/20221229072534.1381432-1-linmq006@gmail.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 20:04:38 +01:00
Gayatri Kammela
6aa5207838 platform/x86: intel/pmc/core: Add Meteor Lake mobile support
Add Meteor Lake mobile support to pmc core driver. Meteor Lake mobile
parts reuse all the Meteor Lake PCH IPs.

Cc: David E Box <david.e.box@linux.intel.com>
Signed-off-by: Gayatri Kammela <gayatri.kammela@linux.intel.com>
Link: https://lore.kernel.org/r/20221228230553.2497183-1-gayatri.kammela@linux.intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:44:30 +01:00
Henning Schild
d348b1d761 platform/x86: simatic-ipc: add another model
Add IPC PX-39A support.

Signed-off-by: Henning Schild <henning.schild@siemens.com>
Link: https://lore.kernel.org/r/20221222103720.8546-3-henning.schild@siemens.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:42:53 +01:00
Henning Schild
ed058eab22 platform/x86: simatic-ipc: correct name of a model
What we called IPC427G should be renamed to BX-39A to be more in line
with the actual product name.

Signed-off-by: Henning Schild <henning.schild@siemens.com>
Link: https://lore.kernel.org/r/20221222103720.8546-2-henning.schild@siemens.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:42:41 +01:00
Hans de Goede
6dc485f994 platform/x86: dell-privacy: Only register SW_CAMERA_LENS_COVER if present
Unlike keys where userspace only reacts to keypresses, userspace may act
on switches in both (0 and 1) of their positions.

For example if a SW_TABLET_MODE switch is registered then GNOME will not
automatically show the onscreen keyboard when a text field gets focus on
touchscreen devices when SW_TABLET_MODE reports 0 and when SW_TABLET_MODE
reports 1 libinput will block (filter out) builtin keyboard and touchpad
events.

So to avoid unwanted side-effects EV_SW type inputs should only be
registered if they are actually present, only register SW_CAMERA_LENS_COVER
if it is actually there.

Fixes: 8af9fa37b8 ("platform/x86: dell-privacy: Add support for Dell hardware privacy")
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20221221220724.119594-2-hdegoede@redhat.com
2023-01-12 19:40:19 +01:00
Hans de Goede
1af7fef0d9 platform/x86: dell-privacy: Fix SW_CAMERA_LENS_COVER reporting
Use KE_VSW instead of KE_SW for the SW_CAMERA_LENS_COVER key_entry
and get the value of the switch from the status field when handling
SW_CAMERA_LENS_COVER events, instead of always reporting 0.

Also correctly set the initial SW_CAMERA_LENS_COVER value.

Fixes: 8af9fa37b8 ("platform/x86: dell-privacy: Add support for Dell hardware privacy")
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20221221220724.119594-1-hdegoede@redhat.com
2023-01-12 19:40:19 +01:00
Thomas Weißschuh
01fd7e7851 platform/x86: asus-wmi: Don't load fan curves without fan
If we do not have a fan it does not make sense to load curves for it.
This removes the following warnings from the kernel log:

asus_wmi: fan_curve_get_factory_default (0x00110024) failed: -19
asus_wmi: fan_curve_get_factory_default (0x00110025) failed: -19

Fixes: a2bdf10ce9 ("platform/x86: asus-wmi: Increase FAN_CURVE_BUF_LEN to 32")
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20221221-asus-fan-v1-3-e07f3949725b@weissschuh.net
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:36:06 +01:00
Thomas Weißschuh
82cc5c6c62 platform/x86: asus-wmi: Ignore fan on E410MA
The ASUS VivoBook has a fan device described in its ACPI tables but does
not actually contain any physical fan.
Use the quirk to inhibit fan handling.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20221221-asus-fan-v1-2-e07f3949725b@weissschuh.net
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:36:03 +01:00
Thomas Weißschuh
c874b6de4c platform/x86: asus-wmi: Add quirk wmi_ignore_fan
Some laptops have a fan device listed in their ACPI tables but do not
actually contain a fan.
Introduce a quirk that can be used to override the fan detection logic.

This was observed with a ASUS VivoBook E410MA running firmware
E410MAB.304.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20221221-asus-fan-v1-1-e07f3949725b@weissschuh.net
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:35:51 +01:00
Hans de Goede
db9494895b platform/x86: asus-nb-wmi: Add alternate mapping for KEY_SCREENLOCK
The 0x33 keycode is emitted by Fn + F6 on a ASUS FX705GE laptop.

Reported-by: Nemcev Aleksey <Nemcev_Aleksey@inbox.ru>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230112181841.84652-1-hdegoede@redhat.com
2023-01-12 19:20:06 +01:00
Thomas Weißschuh
c78a4e1918 platform/x86: asus-nb-wmi: Add alternate mapping for KEY_CAMERA
This keycode is emitted on a Asus VivoBook E410MAB with firmware
E410MAB.304.

The physical key has a strikken-through camera printed on it.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20221216-asus-key-v1-1-45da124119a3@weissschuh.net
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:19:59 +01:00
Maximilian Luz
c965daac37 platform/surface: aggregator: Add missing call to ssam_request_sync_free()
Although rare, ssam_request_sync_init() can fail. In that case, the
request should be freed via ssam_request_sync_free(). Currently it is
leaked instead. Fix this.

Fixes: c167b9c7e3 ("platform/surface: Add Surface Aggregator subsystem")
Signed-off-by: Maximilian Luz <luzmaximilian@gmail.com>
Link: https://lore.kernel.org/r/20221220175608.1436273-1-luzmaximilian@gmail.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:12:02 +01:00
Maximilian Luz
ae0fa0a312 platform/surface: aggregator: Ignore command messages not intended for us
It is possible that we (the host/kernel driver) receive command messages
that are not intended for us. Ignore those for now.

The whole story is a bit more complicated: It is possible to enable
debug output on SAM, which is sent via SSH command messages. By default
this output is sent to a debug connector, with its own target ID
(TID=0x03). It is possible to override the target of the debug output
and set it to the host/kernel driver. This, however, does not change the
original target ID of the message. Meaning, we receive messages with
TID=0x03 (debug) but expect to only receive messages with TID=0x00
(host).

The problem is that the different target ID also comes with a different
scope of request IDs. In particular, these do not follow the standard
event rules (i.e. do not fall into a set of small reserved values).
Therefore, current message handling interprets them as responses to
pending requests and tries to match them up via the request ID. However,
these debug output messages are not in fact responses, and therefore
this will at best fail to find the request and at worst pass on the
wrong data as response for a request.

Therefore ignore any command messages not intended for us (host) for
now. We can implement support for the debug messages once we have a
better understanding of them.

Note that this may also provide a bit more stability and avoid some
driver confusion in case any other targets want to talk to us in the
future, since we don't yet know what to do with those as well. A warning
for the dropped messages should suffice for now and also give us a
chance of discovering new targets if they come along without any
potential for bugs/instabilities.

Fixes: c167b9c7e3 ("platform/surface: Add Surface Aggregator subsystem")
Signed-off-by: Maximilian Luz <luzmaximilian@gmail.com>
Link: https://lore.kernel.org/r/20221202223327.690880-2-luzmaximilian@gmail.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 19:11:52 +01:00
Michael Klein
36c2b9d671 platform/x86: touchscreen_dmi: Add info for the CSL Panther Tab HD
Add touchscreen info for the CSL Panther Tab HD.

Signed-off-by: Michael Klein <m.klein@mvz-labor-lb.de>
Link: https://lore.kernel.org/r/20221220121103.uiwn5l7fii2iggct@LLGMVZLB-0037
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2023-01-12 17:45:04 +01:00
Andre Przywara
be53771c87 r8152: add vendor/device ID pair for Microsoft Devkit
The Microsoft Devkit 2023 is a an ARM64 based machine featuring a
Realtek 8153 USB3.0-to-GBit Ethernet adapter. As in their other
machines, Microsoft uses a custom USB device ID.

Add the respective ID values to the driver. This makes Ethernet work on
the MS Devkit device. The chip has been visually confirmed to be a
RTL8153.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Link: https://lore.kernel.org/r/20230111133228.190801-1-andre.przywara@arm.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-01-12 14:26:04 +01:00
Arunpravin Paneer Selvam
5640e81607 drm: Optimize drm buddy top-down allocation method
We are observing performance drop in many usecases which include
games, 3D benchmark applications,etc.. To solve this problem, We
are strictly not allowing top down flag enabled allocations to
steal the memory space from cpu visible region.

The idea is, we are sorting each order list entries in
ascending order and compare the last entry of each order
list in the freelist and return the max block.

This patch improves the 3D benchmark scores and solves
fragmentation issues.

All drm buddy selftests are verfied.
drm_buddy: pass:6 fail:0 skip:0 total:6

Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230112120027.3072-1-Arunpravin.PaneerSelvam@amd.com
Signed-off-by: Christian König <christian.koenig@amd.com>
CC: Cc: stable@vger.kernel.org # 5.18+
2023-01-12 13:50:28 +01:00
Zack Rusin
040b35c19b drm/ttm: Fix a regression causing kernel oops'es
The branch is explicitly taken if ttm == NULL which means that to avoid
a null pointer reference the ttm object can not be used inside. Switch
back to dst_mem to avoid kernel oops'es.

This fixes kernel oops'es with any buffer objects which don't have ttm_tt,
e.g. with vram based screen objects on vmwgfx.

Signed-off-by: Zack Rusin <zackr@vmware.com>
Fixes: e3c92eb4a8 ("drm/ttm: rework on ttm_resource to use size_t type")
Cc: Somalapuram Amaranath <Amaranath.Somalapuram@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230111175015.1134923-1-zack@kde.org
Signed-off-by: Christian König <christian.koenig@amd.com>
2023-01-12 13:28:51 +01:00
Linus Torvalds
c757fc92a3 Merge tag 'spi-fix-v6.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi
Pull spi fixes from Mark Brown:

 - Fixes for long standing issues with accesses to spidev->spi during
   teardown in the spidev userspace driver.

 - Rename the newly added spi-cs-setup-ns DT property to be more in line
   with our other delay properties before it becomes ABI.

 - A few driver specific fixes.

* tag 'spi-fix-v6.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi:
  spi: spidev: remove debug messages that access spidev->spi without locking
  spi: spidev: fix a race condition when accessing spidev->spi
  spi: Rename spi-cs-setup-ns property to spi-cs-setup-delay-ns
  spi: dt-bindings: Rename spi-cs-setup-ns to spi-cs-setup-delay-ns
  spi: cadence: Fix busy cycles calculation
  spi: mediatek: Enable irq before the spi registration
2023-01-12 06:10:45 -06:00
Linus Torvalds
cf9668a2f2 Merge tag 'regulator-fix-v6.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator
Pull regulator fixes from Mark Brown:
 "A couple of small driver specific fixes, one of which I queued for 6.1
  but didn't actually send out so has had *plenty* of testing in -next"

* tag 'regulator-fix-v6.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
  regulator: qcom-rpmh: PM8550 ldo11 regulator is an nldo
  regulator: da9211: Use irq handler when ready
2023-01-12 05:59:37 -06:00
Linus Torvalds
e58f087e9c Merge tag 'mtd/fixes-for-6.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux
Pull MTD fixes from Miquel Raynal:

 - cfi: Allow building spi-intel standalone to avoid build issues

 - parsers: scpart: Fix __udivdi3 undefined on mips

 - parsers: tplink_safeloader: Fix potential memory leak during parsing

 - Update email of Tudor Ambarus

* tag 'mtd/fixes-for-6.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux:
  MAINTAINERS: Update email of Tudor Ambarus
  mtd: cfi: allow building spi-intel standalone
  mtd: parsers: scpart: fix __udivdi3 undefined on mips
  mtd: parsers: Fix potential memory leak in mtd_parser_tplink_safeloader_parse()
2023-01-12 05:56:06 -06:00
Linus Torvalds
23025cbcca Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fixes from James Bottomley:
 "Ten small fixes (less the one that cleaned up a reverted removal),
  nine in drivers of which the ufs one is the most critical.

  The single core patch is a minor speedup to error handling"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: libsas: Grab the ATA port lock in sas_ata_device_link_abort()
  scsi: hisi_sas: Fix tag freeing for reserved tags
  scsi: ufs: core: WLUN suspend SSU/enter hibern8 fail recovery
  scsi: scsi_debug: Delete unreachable code in inquiry_vpd_b0()
  scsi: mpi3mr: Refer CONFIG_SCSI_MPI3MR in Makefile
  scsi: core: scsi_error: Do not queue pointless abort workqueue functions
  scsi: storvsc: Fix swiotlb bounce buffer leak in confidential VM
  scsi: iscsi: Fix multiple iSCSI session unbind events sent to userspace
  scsi: mpi3mr: Remove usage of dma_get_required_mask() API
  scsi: mpt3sas: Remove usage of dma_get_required_mask() API
2023-01-12 05:50:56 -06:00
Noor Azura Ahmad Tarmizi
ae9dcb91c6 net: stmmac: add aux timestamps fifo clearance wait
Add timeout polling wait for auxiliary timestamps snapshot FIFO clear bit
(ATSFC) to clear. This is to ensure no residue fifo value is being read
erroneously.

Fixes: f4da56529d ("net: stmmac: Add support for external trigger timestamping")
Cc: <stable@vger.kernel.org> # 5.10.x
Signed-off-by: Noor Azura Ahmad Tarmizi <noor.azura.ahmad.tarmizi@intel.com>
Link: https://lore.kernel.org/r/20230111050200.2130-1-noor.azura.ahmad.tarmizi@intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-01-11 21:10:06 -08:00
Jakub Kicinski
eb25df8828 Merge branch '10GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue
Tony Nguyen says:

====================
Intel Wired LAN Driver Updates 2023-01-10 (ixgbe, igc, iavf)

This series contains updates to ixgbe, igc, and iavf drivers.

Yang Yingliang adds calls to pci_dev_put() for proper ref count tracking
on ixgbe.

Christopher adds setting of Toggle on Target Time bits for proper
pulse per second (PPS) synchronization for igc.

Daniil Tatianin fixes, likely, copy/paste issue that misreported
destination instead of source for IP mask for iavf error.

* '10GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue:
  iavf/iavf_main: actually log ->src mask when talking about it
  igc: Fix PPS delta between two synchronized end-points
  ixgbe: fix pci device refcount leak
====================

Link: https://lore.kernel.org/r/20230110223825.648544-1-anthony.l.nguyen@intel.com
Reviewed-by: Alexander Duyck <alexanderduyck@fb.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-01-11 20:50:42 -08:00
Jakub Kicinski
97f5e03a4a bnxt: make sure we return pages to the pool
Before the commit under Fixes the page would have been released
from the pool before the napi_alloc_skb() call, so normal page
freeing was fine (released page == no longer in the pool).

After the change we just mark the page for recycling so it's still
in the pool if the skb alloc fails, we need to recycle.

Same commit added the same bug in the new bnxt_rx_multi_page_skb().

Fixes: 1dc4c557bf ("bnxt: adding bnxt_xdp_build_skb to build skb from multibuffer xdp_buff")
Reviewed-by: Andy Gospodarek <gospo@broadcom.com>
Link: https://lore.kernel.org/r/20230111042547.987749-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-01-11 20:48:37 -08:00
Jie Wang
ae9f29fdfd net: hns3: fix wrong use of rss size during VF rss config
Currently, it used old rss size to get current tc mode. As a result, the
rss size is updated, but the tc mode is still configured based on the old
rss size.

So this patch fixes it by using the new rss size in both process.

Fixes: 93969dc14f ("net: hns3: refactor VF rss init APIs with new common rss init APIs")
Signed-off-by: Jie Wang <wangjie125@huawei.com>
Signed-off-by: Hao Lan <lanhao@huawei.com>
Reviewed-by: Alexander Duyck <alexanderduyck@fb.com>
Link: https://lore.kernel.org/r/20230110115359.10163-1-lanhao@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-01-11 20:20:59 -08:00
Linus Torvalds
e8f60cd7db Merge tag 'perf-tools-fixes-for-v6.2-2-2023-01-11' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux
Pull perf tools fixes from Arnaldo Carvalho de Melo:

 - Make 'perf kmem' cope with the removal of some
   kmem:kmem_cache_alloc_node and kmem:kmalloc_node in the
   11e9734bcb ("mm/slab_common: unify NUMA and UMA version of
   tracepoints") commit, making sure it works with Linux >= 6.2 as well
   as with older kernels where those tracepoints are present.

 - Also make it handle the new "node" kmem:kmalloc and
   kmem:kmem_cache_alloc tracepoint field introduced in that same
   commit.

 - Fix hardware tracing PMU address filter duplicate symbol selection,
   that was preventing to match with static functions with the same name
   present in different object files.

 - Fix regression on what linux/types.h file gets used to build the "BPF
   prologue" 'perf test' entry, the system one lacks the fmode_t
   definition used in this test, so provide that type in the test
   itself.

 - Avoid build breakage with libbpf < 0.8.0 + LIBBPF_DYNAMIC=1. If the
   user asks for linking with the libbpf package provided by the distro,
   then it has to be >= 0.8.0. Using the libbpf supplied with the kernel
   would be a fallback in that case.

 - Fix the build when libbpf isn't available or explicitly disabled via
   NO_LIBBPF=1.

 - Don't try to install libtraceevent plugins as its not anymore in the
   kernel sources and will thus always fail.

* tag 'perf-tools-fixes-for-v6.2-2-2023-01-11' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux:
  perf auxtrace: Fix address filter duplicate symbol selection
  perf bpf: Avoid build breakage with libbpf < 0.8.0 + LIBBPF_DYNAMIC=1
  perf build: Fix build error when NO_LIBBPF=1
  perf tools: Don't install libtraceevent plugins as its not anymore in the kernel sources
  perf kmem: Support field "node" in evsel__process_alloc_event() coping with recent tracepoint restructuring
  perf kmem: Support legacy tracepoints
  perf build: Properly guard libbpf includes
  perf tests bpf prologue: Fix bpf-script-test-prologue test compile issue with clang
2023-01-11 17:12:14 -06:00
Heiko Carstens
1ecf7bd9c2 s390: update defconfigs
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
2023-01-11 21:26:40 +01:00
Adrian Hunter
cf129830ee perf auxtrace: Fix address filter duplicate symbol selection
When a match has been made to the nth duplicate symbol, return
success not error.

Example:

  Before:

    $ cat file.c
    cat: file.c: No such file or directory
    $ cat file1.c
    #include <stdio.h>

    static void func(void)
    {
            printf("First func\n");
    }

    void other(void);

    int main()
    {
            func();
            other();
            return 0;
    }
    $ cat file2.c
    #include <stdio.h>

    static void func(void)
    {
            printf("Second func\n");
    }

    void other(void)
    {
            func();
    }

    $ gcc -Wall -Wextra -o test file1.c file2.c
    $ perf record -e intel_pt//u --filter 'filter func @ ./test' -- ./test
    Multiple symbols with name 'func'
    #1      0x1149  l       func
                    which is near           main
    #2      0x1179  l       func
                    which is near           other
    Disambiguate symbol name by inserting #n after the name e.g. func #2
    Or select a global symbol by inserting #0 or #g or #G
    Failed to parse address filter: 'filter func @ ./test'
    Filter format is: filter|start|stop|tracestop <start symbol or address> [/ <end symbol or size>] [@<file name>]
    Where multiple filters are separated by space or comma.
    $ perf record -e intel_pt//u --filter 'filter func #2 @ ./test' -- ./test
    Failed to parse address filter: 'filter func #2 @ ./test'
    Filter format is: filter|start|stop|tracestop <start symbol or address> [/ <end symbol or size>] [@<file name>]
    Where multiple filters are separated by space or comma.

  After:

    $ perf record -e intel_pt//u --filter 'filter func #2 @ ./test' -- ./test
    First func
    Second func
    [ perf record: Woken up 1 times to write data ]
    [ perf record: Captured and wrote 0.016 MB perf.data ]
    $ perf script --itrace=b -Ftime,flags,ip,sym,addr --ns
    1231062.526977619:   tr strt                               0 [unknown] =>     558495708179 func
    1231062.526977619:   tr end  call               558495708188 func =>     558495708050 _init
    1231062.526979286:   tr strt                               0 [unknown] =>     55849570818d func
    1231062.526979286:   tr end  return             55849570818f func =>     55849570819d other

Fixes: 1b36c03e35 ("perf record: Add support for using symbols in address filters")
Reported-by: Dmitrii Dolgov <9erthalion6@gmail.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Tested-by: Dmitry Dolgov <9erthalion6@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230110185659.15979-1-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2023-01-11 14:03:44 -03:00
Gustavo Sousa
58fc14e14d drm/i915/gt: Cover rest of SVG unit MCR registers
CHICKEN_RASTER_{1,2} got overlooked with the move done in commit
a9e69428b1 ("drm/i915: Define MCR registers explicitly"). Registers
from the SVG unit became multicast as of Xe_HP graphics.

BSpec: 66534
Fixes: a9e69428b1 ("drm/i915: Define MCR registers explicitly")
Signed-off-by: Gustavo Sousa <gustavo.sousa@intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230105133701.19556-1-gustavo.sousa@intel.com
(cherry picked from commit 10903b0a0f)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2023-01-11 09:53:45 -05:00
Heiko Carstens
42400d99e9 KVM: s390: interrupt: use READ_ONCE() before cmpxchg()
Use READ_ONCE() before cmpxchg() to prevent that the compiler generates
code that fetches the to be compared old value several times from memory.

Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Link: https://lore.kernel.org/r/20230109145456.2895385-1-hca@linux.ibm.com
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
2023-01-11 15:28:47 +01:00
Heiko Carstens
e3f360db08 s390/percpu: add READ_ONCE() to arch_this_cpu_to_op_simple()
Make sure that *ptr__ within arch_this_cpu_to_op_simple() is only
dereferenced once by using READ_ONCE(). Otherwise the compiler could
generate incorrect code.

Cc: <stable@vger.kernel.org>
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
2023-01-11 15:28:47 +01:00