Merge 6bc6ee3111 ("dm-verity FEC: Fix RS FEC repair for roots unaligned to block size (take 2)") into android14-6.1-lts

Steps on the way to 6.1.125

Change-Id: Ieccad61be056146864583697928272b44736e432
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

arch/riscv/kernel/traps.c

@@ -27,7 +27,7 @@
 
 int show_unhandled_signals = 1;
 
-static DEFINE_SPINLOCK(die_lock);
+static DEFINE_RAW_SPINLOCK(die_lock);
 
 void die(struct pt_regs *regs, const char *str)
 {
@@ -38,7 +38,7 @@ void die(struct pt_regs *regs, const char *str)
 
 	oops_enter();
 
-	spin_lock_irqsave(&die_lock, flags);
+	raw_spin_lock_irqsave(&die_lock, flags);
 	console_verbose();
 	bust_spinlocks(1);
 
@@ -55,7 +55,7 @@ void die(struct pt_regs *regs, const char *str)
 
 	bust_spinlocks(0);
 	add_taint(TAINT_DIE, LOCKDEP_NOW_UNRELIABLE);
-	spin_unlock_irqrestore(&die_lock, flags);
+	raw_spin_unlock_irqrestore(&die_lock, flags);
 	oops_exit();
 
 	if (in_interrupt())

drivers/acpi/resource.c

@@ -439,6 +439,13 @@ static const struct dmi_system_id asus_laptop[] = {
 			DMI_MATCH(DMI_BOARD_NAME, "S5602ZA"),
 		},
 	},
+	{
+		/* Asus Vivobook X1504VAP */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_BOARD_NAME, "X1504VAP"),
+		},
+	},
 	{
 		/* Asus Vivobook X1704VAP */
 		.matches = {
@@ -615,6 +622,17 @@ static const struct dmi_system_id lg_laptop[] = {
 			DMI_MATCH(DMI_BOARD_NAME, "GMxHGxx"),
 		},
 	},
+	{
+		/*
+		 * TongFang GM5HG0A in case of the SKIKK Vanaheim relabel the
+		 * board-name is changed, so check OEM strings instead. Note
+		 * OEM string matches are always exact matches.
+		 * https://bugzilla.kernel.org/show_bug.cgi?id=219614
+		 */
+		.matches = {
+			DMI_EXACT_MATCH(DMI_OEM_STRING, "GM5HG0A"),
+		},
+	},
 	{ }
 };
 

drivers/gpu/drm/amd/display/dc/dc.h

@@ -49,7 +49,7 @@ struct dmub_notification;
 
 #define DC_VER "3.2.207"
 
-#define MAX_SURFACES 3
+#define MAX_SURFACES 4
 #define MAX_PLANES 6
 #define MAX_STREAMS 6
 #define MAX_SINKS_PER_LINK 4

drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h

@@ -66,11 +66,15 @@ static inline double dml_max5(double a, double b, double c, double d, double e)
 
 static inline double dml_ceil(double a, double granularity)
 {
+	if (granularity == 0)
+		return 0;
 	return (double) dcn_bw_ceil2(a, granularity);
 }
 
 static inline double dml_floor(double a, double granularity)
 {
+	if (granularity == 0)
+		return 0;
 	return (double) dcn_bw_floor2(a, granularity);
 }
 
@@ -114,11 +118,15 @@ static inline double dml_ceil_2(double f)
 
 static inline double dml_ceil_ex(double x, double granularity)
 {
+	if (granularity == 0)
+		return 0;
 	return (double) dcn_bw_ceil2(x, granularity);
 }
 
 static inline double dml_floor_ex(double x, double granularity)
 {
+	if (granularity == 0)
+		return 0;
 	return (double) dcn_bw_floor2(x, granularity);
 }
 

drivers/md/dm-verity-fec.c

@@ -60,14 +60,19 @@ static int fec_decode_rs8(struct dm_verity *v, struct dm_verity_fec_io *fio,
  * to the data block. Caller is responsible for releasing buf.
  */
 static u8 *fec_read_parity(struct dm_verity *v, u64 rsb, int index,
-			   unsigned int *offset, struct dm_buffer **buf)
+			   unsigned int *offset, unsigned int par_buf_offset,
+			  struct dm_buffer **buf)
 {
 	u64 position, block, rem;
 	u8 *res;
 
+	/* We have already part of parity bytes read, skip to the next block */
+	if (par_buf_offset)
+		index++;
+
 	position = (index + rsb) * v->fec->roots;
 	block = div64_u64_rem(position, v->fec->io_size, &rem);
-	*offset = (unsigned int)rem;
+	*offset = par_buf_offset ? 0 : (unsigned int)rem;
 
 	res = dm_bufio_read(v->fec->bufio, block, buf);
 	if (IS_ERR(res)) {
@@ -127,10 +132,11 @@ static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio,
 {
 	int r, corrected = 0, res;
 	struct dm_buffer *buf;
-	unsigned int n, i, offset;
-	u8 *par, *block;
+	unsigned int n, i, offset, par_buf_offset = 0;
+	u8 *par, *block, par_buf[DM_VERITY_FEC_RSM - DM_VERITY_FEC_MIN_RSN];
 
-	par = fec_read_parity(v, rsb, block_offset, &offset, &buf);
+	par = fec_read_parity(v, rsb, block_offset, &offset,
+			      par_buf_offset, &buf);
 	if (IS_ERR(par))
 		return PTR_ERR(par);
 
@@ -140,7 +146,8 @@ static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio,
 	 */
 	fec_for_each_buffer_rs_block(fio, n, i) {
 		block = fec_buffer_rs_block(v, fio, n, i);
-		res = fec_decode_rs8(v, fio, block, &par[offset], neras);
+		memcpy(&par_buf[par_buf_offset], &par[offset], v->fec->roots - par_buf_offset);
+		res = fec_decode_rs8(v, fio, block, par_buf, neras);
 		if (res < 0) {
 			r = res;
 			goto error;
@@ -153,12 +160,21 @@ static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio,
 		if (block_offset >= 1 << v->data_dev_block_bits)
 			goto done;
 
-		/* read the next block when we run out of parity bytes */
-		offset += v->fec->roots;
+		/* Read the next block when we run out of parity bytes */
+		offset += (v->fec->roots - par_buf_offset);
+		/* Check if parity bytes are split between blocks */
+		if (offset < v->fec->io_size && (offset + v->fec->roots) > v->fec->io_size) {
+			par_buf_offset = v->fec->io_size - offset;
+			memcpy(par_buf, &par[offset], par_buf_offset);
+			offset += par_buf_offset;
+		} else
+			par_buf_offset = 0;
+
 		if (offset >= v->fec->io_size) {
 			dm_bufio_release(buf);
 
-			par = fec_read_parity(v, rsb, block_offset, &offset, &buf);
+			par = fec_read_parity(v, rsb, block_offset, &offset,
+					      par_buf_offset, &buf);
 			if (IS_ERR(par))
 				return PTR_ERR(par);
 		}
@@ -743,10 +759,7 @@ int verity_fec_ctr(struct dm_verity *v)
 		return -E2BIG;
 	}
 
-	if ((f->roots << SECTOR_SHIFT) & ((1 << v->data_dev_block_bits) - 1))
-		f->io_size = 1 << v->data_dev_block_bits;
-	else
-		f->io_size = v->fec->roots << SECTOR_SHIFT;
+	f->io_size = 1 << v->data_dev_block_bits;
 
 	f->bufio = dm_bufio_client_create(f->dev->bdev,
 					  f->io_size,

drivers/thermal/thermal_of.c

@@ -315,6 +315,7 @@ static struct device_node *of_thermal_zone_find(struct device_node *sensor, int
 				goto out;
 			}
 
+			of_node_put(sensor_specs.np);
 			if ((sensor == sensor_specs.np) && id == (sensor_specs.args_count ?
 								  sensor_specs.args[0] : 0)) {
 				pr_debug("sensor %pOFn id=%d belongs to %pOFn\n", sensor, id, child);

net/sctp/sysctl.c

@@ -380,7 +380,8 @@ static struct ctl_table sctp_net_table[] = {
 static int proc_sctp_do_hmac_alg(struct ctl_table *ctl, int write,
 				 void *buffer, size_t *lenp, loff_t *ppos)
 {
-	struct net *net = current->nsproxy->net_ns;
+	struct net *net = container_of(ctl->data, struct net,
+				       sctp.sctp_hmac_alg);
 	struct ctl_table tbl;
 	bool changed = false;
 	char *none = "none";
@@ -425,7 +426,7 @@ static int proc_sctp_do_hmac_alg(struct ctl_table *ctl, int write,
 static int proc_sctp_do_rto_min(struct ctl_table *ctl, int write,
 				void *buffer, size_t *lenp, loff_t *ppos)
 {
-	struct net *net = current->nsproxy->net_ns;
+	struct net *net = container_of(ctl->data, struct net, sctp.rto_min);
 	unsigned int min = *(unsigned int *) ctl->extra1;
 	unsigned int max = *(unsigned int *) ctl->extra2;
 	struct ctl_table tbl;
@@ -453,7 +454,7 @@ static int proc_sctp_do_rto_min(struct ctl_table *ctl, int write,
 static int proc_sctp_do_rto_max(struct ctl_table *ctl, int write,
 				void *buffer, size_t *lenp, loff_t *ppos)
 {
-	struct net *net = current->nsproxy->net_ns;
+	struct net *net = container_of(ctl->data, struct net, sctp.rto_max);
 	unsigned int min = *(unsigned int *) ctl->extra1;
 	unsigned int max = *(unsigned int *) ctl->extra2;
 	struct ctl_table tbl;
@@ -491,7 +492,7 @@ static int proc_sctp_do_alpha_beta(struct ctl_table *ctl, int write,
 static int proc_sctp_do_auth(struct ctl_table *ctl, int write,
 			     void *buffer, size_t *lenp, loff_t *ppos)
 {
-	struct net *net = current->nsproxy->net_ns;
+	struct net *net = container_of(ctl->data, struct net, sctp.auth_enable);
 	struct ctl_table tbl;
 	int new_value, ret;
 
@@ -520,7 +521,7 @@ static int proc_sctp_do_auth(struct ctl_table *ctl, int write,
 static int proc_sctp_do_udp_port(struct ctl_table *ctl, int write,
 				 void *buffer, size_t *lenp, loff_t *ppos)
 {
-	struct net *net = current->nsproxy->net_ns;
+	struct net *net = container_of(ctl->data, struct net, sctp.udp_port);
 	unsigned int min = *(unsigned int *)ctl->extra1;
 	unsigned int max = *(unsigned int *)ctl->extra2;
 	struct ctl_table tbl;
@@ -561,7 +562,8 @@ static int proc_sctp_do_udp_port(struct ctl_table *ctl, int write,
 static int proc_sctp_do_probe_interval(struct ctl_table *ctl, int write,
 				       void *buffer, size_t *lenp, loff_t *ppos)
 {
-	struct net *net = current->nsproxy->net_ns;
+	struct net *net = container_of(ctl->data, struct net,
+				       sctp.probe_interval);
 	struct ctl_table tbl;
 	int ret, new_value;