Linux 6.6.72

index a129dac4521d..3f65acd0ef75 100644
@@ -13,6 +13,12 @@ static inline void local_flush_icache_all(void)
 	asm volatile ("fence.i" ::: "memory");
 }
 
+static inline void local_flush_icache_range(unsigned long start,
+					    unsigned long end)
+{
+	local_flush_icache_all();
+}
+
 #define PG_dcache_clean PG_arch_1
 
 static inline void flush_dcache_folio(struct folio *folio)

index 94b3d6930fc3..4d1f58848129 100644
@@ -122,6 +122,7 @@ struct kernel_mapping {
 
 extern struct kernel_mapping kernel_map;
 extern phys_addr_t phys_ram_base;
+extern unsigned long vmemmap_start_pfn;
 
 #define is_kernel_mapping(x)	\
 	((x) >= kernel_map.virt_addr && (x) < (kernel_map.virt_addr + kernel_map.size))

index e88b52d39eac..9f5d6e14c405 100644
@@ -6,6 +6,7 @@
 #ifndef _ASM_RISCV_PATCH_H
 #define _ASM_RISCV_PATCH_H
 
+int patch_insn_write(void *addr, const void *insn, size_t len);
 int patch_text_nosync(void *addr, const void *insns, size_t len);
 int patch_text_set_nosync(void *addr, u8 c, size_t len);
 int patch_text(void *addr, u32 *insns, int ninsns);

index 37829dab4a0a..f540b2625714 100644
@@ -84,7 +84,7 @@
  * Define vmemmap for pfn_to_page & page_to_pfn calls. Needed if kernel
  * is configured with CONFIG_SPARSEMEM_VMEMMAP enabled.
  */
-#define vmemmap		((struct page *)VMEMMAP_START - (phys_ram_base >> PAGE_SHIFT))
+#define vmemmap		((struct page *)VMEMMAP_START - vmemmap_start_pfn)
 
 #define PCI_IO_SIZE      SZ_16M
 #define PCI_IO_END       VMEMMAP_START

83 lines not on this page · raw message

index 30e12b310cab..78387d843aa5 100644
@@ -196,7 +196,7 @@ int patch_text_set_nosync(void *addr, u8 c, size_t len)
 }
 NOKPROBE_SYMBOL(patch_text_set_nosync);
 
-static int patch_insn_write(void *addr, const void *insn, size_t len)
+int patch_insn_write(void *addr, const void *insn, size_t len)
 {
 	size_t patched = 0;
 	size_t size;

@@ -240,16 +240,24 @@ static int patch_text_cb(void *data)
 	if (atomic_inc_return(&patch->cpu_count) == num_online_cpus()) {
 		for (i = 0; ret == 0 && i < patch->ninsns; i++) {
 			len = GET_INSN_LENGTH(patch->insns[i]);
-			ret = patch_text_nosync(patch->addr + i * len,
-						&patch->insns[i], len);
+			ret = patch_insn_write(patch->addr + i * len, &patch->insns[i], len);
 		}
-		atomic_inc(&patch->cpu_count);
+		/*
+		 * Make sure the patching store is effective *before* we
+		 * increment the counter which releases all waiting CPUs
+		 * by using the release variant of atomic increment. The
+		 * release pairs with the call to local_flush_icache_all()
+		 * on the waiting CPU.
+		 */
+		atomic_inc_return_release(&patch->cpu_count);
 	} else {
 		while (atomic_read(&patch->cpu_count) <= num_online_cpus())
 			cpu_relax();
 		smp_mb();
 	}
 
+	local_flush_icache_all();
+
 	return ret;
 }
 NOKPROBE_SYMBOL(patch_text_cb);

index fecbbcf40ac3..4fbc70e823f0 100644
@@ -29,7 +29,7 @@ static void __kprobes arch_prepare_ss_slot(struct kprobe *p)
 	p->ainsn.api.restore = (unsigned long)p->addr + offset;
 
 	patch_text_nosync(p->ainsn.api.insn, &p->opcode, 1);
-	patch_text_nosync(p->ainsn.api.insn + offset, &insn, 1);
+	patch_text_nosync((void *)p->ainsn.api.insn + offset, &insn, 1);
 }
 
 static void __kprobes arch_prepare_simulate(struct kprobe *p)

index 2158b7a65d74..53c7de4878c2 100644
@@ -34,7 +34,7 @@
 
 int show_unhandled_signals = 1;
 
-static DEFINE_SPINLOCK(die_lock);
+static DEFINE_RAW_SPINLOCK(die_lock);
 
 static void dump_kernel_instr(const char *loglvl, struct pt_regs *regs)
 {

@@ -66,7 +66,7 @@ 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);
 

@@ -85,7 +85,7 @@ 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())

index 3245bb525212..bdf8ac6c7e30 100644
@@ -32,6 +32,7 @@
 #include <asm/ptdump.h>
 #include <asm/sections.h>
 #include <asm/soc.h>
+#include <asm/sparsemem.h>
 #include <asm/tlbflush.h>
 
 #include "../kernel/head.h"

@@ -57,6 +58,13 @@ EXPORT_SYMBOL(pgtable_l5_enabled);
 phys_addr_t phys_ram_base __ro_after_init;
 EXPORT_SYMBOL(phys_ram_base);
 
+#ifdef CONFIG_SPARSEMEM_VMEMMAP
+#define VMEMMAP_ADDR_ALIGN	(1ULL << SECTION_SIZE_BITS)
+
+unsigned long vmemmap_start_pfn __ro_after_init;
+EXPORT_SYMBOL(vmemmap_start_pfn);
+#endif
+
 unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]
 							__page_aligned_bss;
 EXPORT_SYMBOL(empty_zero_page);

@@ -221,8 +229,12 @@ static void __init setup_bootmem(void)
 	 * Make sure we align the start of the memory on a PMD boundary so that
 	 * at worst, we map the linear mapping with PMD mappings.
 	 */
-	if (!IS_ENABLED(CONFIG_XIP_KERNEL))
+	if (!IS_ENABLED(CONFIG_XIP_KERNEL)) {
 		phys_ram_base = memblock_start_of_DRAM() & PMD_MASK;
+#ifdef CONFIG_SPARSEMEM_VMEMMAP
+		vmemmap_start_pfn = round_down(phys_ram_base, VMEMMAP_ADDR_ALIGN) >> PAGE_SHIFT;
+#endif
+	}
 
 	/*
 	 * In 64-bit, any use of __va/__pa before this point is wrong as we

@@ -1080,6 +1092,9 @@ asmlinkage void __init setup_vm(uintptr_t dtb_pa)
 	kernel_map.xiprom_sz = (uintptr_t)(&_exiprom) - (uintptr_t)(&_xiprom);
 
 	phys_ram_base = CONFIG_PHYS_RAM_BASE;
+#ifdef CONFIG_SPARSEMEM_VMEMMAP
+	vmemmap_start_pfn = round_down(phys_ram_base, VMEMMAP_ADDR_ALIGN) >> PAGE_SHIFT;
+#endif
 	kernel_map.phys_addr = (uintptr_t)CONFIG_PHYS_RAM_BASE;
 	kernel_map.size = (uintptr_t)(&_end) - (uintptr_t)(&_start);
 

index 6bc1eb2a21bd..887b0b8e21e3 100644
@@ -190,7 +190,8 @@ int ssp_get(struct task_struct *target, const struct user_regset *regset,
 	struct fpu *fpu = &target->thread.fpu;
 	struct cet_user_state *cetregs;
 
-	if (!cpu_feature_enabled(X86_FEATURE_USER_SHSTK))
+	if (!cpu_feature_enabled(X86_FEATURE_USER_SHSTK) ||
+	    !ssp_active(target, regset))
 		return -ENODEV;
 
 	sync_fpstate(fpu);

index 2c67bfc3cf32..8b374c6919e6 100644
@@ -492,7 +492,7 @@ static void __init numa_clear_kernel_node_hotplug(void)
 	for_each_reserved_mem_region(mb_region) {
 		int nid = memblock_get_region_node(mb_region);
 
-		if (nid != MAX_NUMNODES)
+		if (nid != NUMA_NO_NODE)
 			node_set(nid, reserved_nodemask);
 	}
 

@@ -613,9 +613,9 @@ static int __init numa_init(int (*init_func)(void))
 	nodes_clear(node_online_map);
 	memset(&numa_meminfo, 0, sizeof(numa_meminfo));
 	WARN_ON(memblock_set_node(0, ULLONG_MAX, &memblock.memory,
-				  MAX_NUMNODES));
+				  NUMA_NO_NODE));
 	WARN_ON(memblock_set_node(0, ULLONG_MAX, &memblock.reserved,
-				  MAX_NUMNODES));
+				  NUMA_NO_NODE));
 	/* In case that parsing SRAT failed. */
 	WARN_ON(memblock_clear_hotplug(0, ULLONG_MAX));
 	numa_reset_distance();

index dd8ca3f7ba60..617d6802b8a0 100644
@@ -6843,16 +6843,24 @@ static struct bfq_queue *bfq_waker_bfqq(struct bfq_queue *bfqq)
 		if (new_bfqq == waker_bfqq) {
 			/*
 			 * If waker_bfqq is in the merge chain, and current
-			 * is the only procress.
+			 * is the only process, waker_bfqq can be freed.
 			 */
 			if (bfqq_process_refs(waker_bfqq) == 1)
 				return NULL;
-			break;
+
+			return waker_bfqq;
 		}
 
 		new_bfqq = new_bfqq->new_bfqq;
 	}
 
+	/*
+	 * If waker_bfqq is not in the merge chain, and it's procress reference
+	 * is 0, waker_bfqq can be freed.
+	 */
+	if (bfqq_process_refs(waker_bfqq) == 0)
+		return NULL;
+
 	return waker_bfqq;
 }
 

index df598de0cb18..c82b255f82bc 100644
@@ -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 = {

@@ -633,6 +640,17 @@ 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"),
+		},
+	},
 	{ }
 };
 

index 89f98be5c5b9..d293cbd253e4 100644
@@ -27,9 +27,17 @@ static ssize_t name##_read(struct file *file, struct kobject *kobj,		\
 			   loff_t off, size_t count)				\
 {										\
 	struct device *dev = kobj_to_dev(kobj);                                 \
+	cpumask_var_t mask;							\
+	ssize_t n;								\
 										\
-	return cpumap_print_bitmask_to_buf(buf, topology_##mask(dev->id),	\
-					   off, count);                         \
+	if (!alloc_cpumask_var(&mask, GFP_KERNEL))				\
+		return -ENOMEM;							\
+										\
+	cpumask_copy(mask, topology_##mask(dev->id));				\
+	n = cpumap_print_bitmask_to_buf(buf, mask, off, count);			\
+	free_cpumask_var(mask);							\
+										\
+	return n;								\
 }										\
 										\
 static ssize_t name##_list_read(struct file *file, struct kobject *kobj,	\

@@ -37,9 +45,17 @@ static ssize_t name##_list_read(struct file *file, struct kobject *kobj,	\
 				loff_t off, size_t count)			\
 {										\
 	struct device *dev = kobj_to_dev(kobj);					\
+	cpumask_var_t mask;							\
+	ssize_t n;								\
+										\
+	if (!alloc_cpumask_var(&mask, GFP_KERNEL))				\
+		return -ENOMEM;							\
+										\
+	cpumask_copy(mask, topology_##mask(dev->id));				\
+	n = cpumap_print_list_to_buf(buf, mask, off, count);			\
+	free_cpumask_var(mask);							\
 										\
-	return cpumap_print_list_to_buf(buf, topology_##mask(dev->id),		\
-					off, count);				\
+	return n;								\
 }
 
 define_id_show_func(physical_package_id, "%d");

index 5ee9a8b8dcfd..e809bb2dbe5e 100644
@@ -1280,6 +1280,7 @@ static void btnxpuart_tx_work(struct work_struct *work)
 
 	while ((skb = nxp_dequeue(nxpdev))) {
 		len = serdev_device_write_buf(serdev, skb->data, skb->len);
+		serdev_device_wait_until_sent(serdev, 0);
 		hdev->stat.byte_tx += len;
 
 		skb_pull(skb, len);

index c0fe92409175..71d433bb0ce6 100644
@@ -534,12 +534,12 @@ static int sbi_cpuidle_probe(struct platform_device *pdev)
 	int cpu, ret;
 	struct cpuidle_driver *drv;
 	struct cpuidle_device *dev;
-	struct device_node *np, *pds_node;
+	struct device_node *pds_node;
 
 	/* Detect OSI support based on CPU DT nodes */
 	sbi_cpuidle_use_osi = true;
 	for_each_possible_cpu(cpu) {
-		np = of_cpu_device_node_get(cpu);
+		struct device_node *np __free(device_node) = of_cpu_device_node_get(cpu);
 		if (np &&
 		    of_property_present(np, "power-domains") &&
 		    of_property_present(np, "power-domain-names")) {

index 94aaf2fc556c..9c32c64c407f 100644
@@ -349,10 +349,27 @@ int kfd_dbg_set_mes_debug_mode(struct kfd_process_device *pdd, bool sq_trap_en)
 {
 	uint32_t spi_dbg_cntl = pdd->spi_dbg_override | pdd->spi_dbg_launch_mode;
 	uint32_t flags = pdd->process->dbg_flags;
+	struct amdgpu_device *adev = pdd->dev->adev;
+	int r;
 
 	if (!kfd_dbg_is_per_vmid_supported(pdd->dev))
 		return 0;
 
+	if (!pdd->proc_ctx_cpu_ptr) {
+			r = amdgpu_amdkfd_alloc_gtt_mem(adev,
+				AMDGPU_MES_PROC_CTX_SIZE,
+				&pdd->proc_ctx_bo,
+				&pdd->proc_ctx_gpu_addr,
+				&pdd->proc_ctx_cpu_ptr,
+				false);
+		if (r) {
+			dev_err(adev->dev,
+			"failed to allocate process context bo\n");
+			return r;
+		}
+		memset(pdd->proc_ctx_cpu_ptr, 0, AMDGPU_MES_PROC_CTX_SIZE);
+	}
+
 	return amdgpu_mes_set_shader_debugger(pdd->dev->adev, pdd->proc_ctx_gpu_addr, spi_dbg_cntl,
 						pdd->watch_points, flags, sq_trap_en);
 }

index 5f2eac868b74..cc5e01df1513 100644
@@ -49,7 +49,7 @@ struct dmub_notification;
 
 #define DC_VER "3.2.247"
 
-#define MAX_SURFACES 3
+#define MAX_SURFACES 4
 #define MAX_PLANES 6
 #define MAX_STREAMS 6
 #define MIN_VIEWPORT_SIZE 12

index 072bd0539605..6b2ab4ec2b5f 100644
@@ -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);
 }
 

89 lines not on this page · raw message

96 lines not on this page · raw message

index 600f4ccc90d3..8b41a07c3641 100644
@@ -633,6 +633,8 @@ static int mtk_drm_bind(struct device *dev)
 err_free:
 	private->drm = NULL;
 	drm_dev_put(drm);
+	for (i = 0; i < private->data->mmsys_dev_num; i++)
+		private->all_drm_private[i]->drm = NULL;
 	return ret;
 }
 

index 6bdd21aa005a..2a4ec55ddb47 100644
@@ -165,6 +165,7 @@ static int drivetemp_scsi_command(struct drivetemp_data *st,
 {
 	u8 scsi_cmd[MAX_COMMAND_SIZE];
 	enum req_op op;
+	int err;
 
 	memset(scsi_cmd, 0, sizeof(scsi_cmd));
 	scsi_cmd[0] = ATA_16;

@@ -192,8 +193,11 @@ static int drivetemp_scsi_command(struct drivetemp_data *st,
 	scsi_cmd[12] = lba_high;
 	scsi_cmd[14] = ata_command;
 
-	return scsi_execute_cmd(st->sdev, scsi_cmd, op, st->smartdata,
-				ATA_SECT_SIZE, HZ, 5, NULL);
+	err = scsi_execute_cmd(st->sdev, scsi_cmd, op, st->smartdata,
+			       ATA_SECT_SIZE, HZ, 5, NULL);
+	if (err > 0)
+		err = -EIO;
+	return err;
 }
 
 static int drivetemp_ata_command(struct drivetemp_data *st, u8 feature,

index 34e06e2e51d6..d2060d394c8d 100644
@@ -923,6 +923,9 @@ static int ad7124_setup(struct ad7124_state *st)
 		 * set all channels to this default value.
 		 */
 		ad7124_set_channel_odr(st, i, 10);
+
+		/* Disable all channels to prevent unintended conversions. */
+		ad_sd_write_reg(&st->sd, AD7124_CHANNEL(i), 2, 0);
 	}
 
 	return ret;

index de6650f9c4b1..55f0c1afe505 100644
@@ -984,7 +984,7 @@ static int at91_ts_register(struct iio_dev *idev,
 	return ret;
 
 err:
-	input_free_device(st->ts_input);
+	input_free_device(input);
 	return ret;
 }
 

index 1c0042fbbb54..929cba215d99 100644
@@ -368,6 +368,8 @@ static irqreturn_t rockchip_saradc_trigger_handler(int irq, void *p)
 	int ret;
 	int i, j = 0;
 
+	memset(&data, 0, sizeof(data));
+
 	mutex_lock(&info->lock);
 
 	for_each_set_bit(i, i_dev->active_scan_mask, i_dev->masklength) {

index 4ca62121f0d1..c6004f2b5d3d 100644
@@ -183,9 +183,9 @@ static int ads124s_reset(struct iio_dev *indio_dev)
 	struct ads124s_private *priv = iio_priv(indio_dev);
 
 	if (priv->reset_gpio) {
-		gpiod_set_value(priv->reset_gpio, 0);
+		gpiod_set_value_cansleep(priv->reset_gpio, 0);
 		udelay(200);
-		gpiod_set_value(priv->reset_gpio, 1);
+		gpiod_set_value_cansleep(priv->reset_gpio, 1);
 	} else {
 		return ads124s_write_cmd(indio_dev, ADS124S08_CMD_RESET);
 	}

index ef06a897421a..66a3b67019b8 100644
@@ -382,7 +382,7 @@ static irqreturn_t ads8688_trigger_handler(int irq, void *p)
 	struct iio_poll_func *pf = p;
 	struct iio_dev *indio_dev = pf->indio_dev;
 	/* Ensure naturally aligned timestamp */
-	u16 buffer[ADS8688_MAX_CHANNELS + sizeof(s64)/sizeof(u16)] __aligned(8);
+	u16 buffer[ADS8688_MAX_CHANNELS + sizeof(s64)/sizeof(u16)] __aligned(8) = { };
 	int i, j = 0;
 
 	for (i = 0; i < indio_dev->masklength; i++) {

index 9b2f99449a82..bc85fe6610c1 100644
@@ -48,7 +48,7 @@ static irqreturn_t iio_simple_dummy_trigger_h(int irq, void *p)
 	int i = 0, j;
 	u16 *data;
 
-	data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL);
+	data = kzalloc(indio_dev->scan_bytes, GFP_KERNEL);
 	if (!data)
 		goto done;
 

index c28d17ca6f5e..aabc5e2d788d 100644
@@ -730,14 +730,21 @@ static irqreturn_t fxas21002c_trigger_handler(int irq, void *p)
 	int ret;
 
 	mutex_lock(&data->lock);
+	ret = fxas21002c_pm_get(data);
+	if (ret < 0)
+		goto out_unlock;
+
 	ret = regmap_bulk_read(data->regmap, FXAS21002C_REG_OUT_X_MSB,
 			       data->buffer, CHANNEL_SCAN_MAX * sizeof(s16));
 	if (ret < 0)
-		goto out_unlock;
+		goto out_pm_put;
 
 	iio_push_to_buffers_with_timestamp(indio_dev, data->buffer,
 					   data->timestamp);
 
+out_pm_put:
+	fxas21002c_pm_put(data);
+
 out_unlock:
 	mutex_unlock(&data->lock);
 

index a5e81906e37e..d938bc454397 100644
@@ -17,6 +17,7 @@
 #include <linux/regmap.h>
 
 #include <linux/iio/iio.h>
+#include <linux/iio/common/inv_sensors_timestamp.h>
 
 #include "inv_icm42600.h"
 #include "inv_icm42600_buffer.h"

@@ -725,6 +726,8 @@ static int inv_icm42600_suspend(struct device *dev)
 static int inv_icm42600_resume(struct device *dev)
 {
 	struct inv_icm42600_state *st = dev_get_drvdata(dev);
+	struct inv_sensors_timestamp *gyro_ts = iio_priv(st->indio_gyro);
+	struct inv_sensors_timestamp *accel_ts = iio_priv(st->indio_accel);
 	int ret;
 
 	mutex_lock(&st->lock);

@@ -745,9 +748,12 @@ static int inv_icm42600_resume(struct device *dev)
 		goto out_unlock;
 
 	/* restore FIFO data streaming */
-	if (st->fifo.on)
+	if (st->fifo.on) {
+		inv_sensors_timestamp_reset(gyro_ts);
+		inv_sensors_timestamp_reset(accel_ts);
 		ret = regmap_write(st->map, INV_ICM42600_REG_FIFO_CONFIG,
 				   INV_ICM42600_FIFO_CONFIG_STREAM);
+	}
 
 out_unlock:
 	mutex_unlock(&st->lock);

index 958167b31241..09d2db8f8bae 100644
@@ -1192,7 +1192,7 @@ static irqreturn_t kmx61_trigger_handler(int irq, void *p)
 	struct kmx61_data *data = kmx61_get_data(indio_dev);
 	int bit, ret, i = 0;
 	u8 base;
-	s16 buffer[8];
+	s16 buffer[8] = { };
 
 	if (indio_dev == data->acc_indio_dev)
 		base = KMX61_ACC_XOUT_L;

index 079e30c522bb..8255035ff124 100644
@@ -514,7 +514,7 @@ struct iio_channel *iio_channel_get_all(struct device *dev)
 	return chans;
 
 error_free_chans:
-	for (i = 0; i < nummaps; i++)
+	for (i = 0; i < mapind; i++)
 		iio_device_put(chans[i].indio_dev);
 	kfree(chans);
 error_ret:

index 56bbefbc0ae6..fe3c4c5db620 100644
@@ -105,7 +105,7 @@ static irqreturn_t vcnl4035_trigger_consumer_handler(int irq, void *p)
 	struct iio_dev *indio_dev = pf->indio_dev;
 	struct vcnl4035_data *data = iio_priv(indio_dev);
 	/* Ensure naturally aligned timestamp */
-	u8 buffer[ALIGN(sizeof(u16), sizeof(s64)) + sizeof(s64)]  __aligned(8);
+	u8 buffer[ALIGN(sizeof(u16), sizeof(s64)) + sizeof(s64)]  __aligned(8) = { };
 	int ret;
 
 	ret = regmap_read(data->regmap, VCNL4035_ALS_DATA, (int *)buffer);

index 421e059d1f19..ef1d0349f424 100644
@@ -586,6 +586,8 @@ static int zpa2326_fill_sample_buffer(struct iio_dev               *indio_dev,
 	}   sample;
 	int err;
 
+	memset(&sample, 0, sizeof(sample));
+
 	if (test_bit(0, indio_dev->active_scan_mask)) {
 		/* Get current pressure from hardware FIFO. */
 		err = zpa2326_dequeue_pressure(indio_dev, &sample.pressure);

index 435b45201f4d..66d9622b684d 100644
@@ -442,7 +442,7 @@ static int ebs_iterate_devices(struct dm_target *ti,
 static struct target_type ebs_target = {
 	.name		 = "ebs",
 	.version	 = {1, 0, 1},
-	.features	 = DM_TARGET_PASSES_INTEGRITY,
+	.features	 = 0,
 	.module		 = THIS_MODULE,
 	.ctr		 = ebs_ctr,
 	.dtr		 = ebs_dtr,

index 032cefe3e351..7935363d13b1 100644
@@ -2334,10 +2334,9 @@ static struct thin_c *get_first_thin(struct pool *pool)
 	struct thin_c *tc = NULL;
 
 	rcu_read_lock();
-	if (!list_empty(&pool->active_thins)) {
-		tc = list_entry_rcu(pool->active_thins.next, struct thin_c, list);
+	tc = list_first_or_null_rcu(&pool->active_thins, struct thin_c, list);
+	if (tc)
 		thin_get(tc);
-	}
 	rcu_read_unlock();
 
 	return tc;

index b475200d8586..6a7a17c489c9 100644
@@ -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,

index 798c9c53a343..b1fdfe53e937 100644
@@ -917,23 +917,27 @@ static int load_ablock(struct dm_array_cursor *c)
 	if (c->block)
 		unlock_ablock(c->info, c->block);
 
-	c->block = NULL;
-	c->ab = NULL;
 	c->index = 0;
 
 	r = dm_btree_cursor_get_value(&c->cursor, &key, &value_le);
 	if (r) {
 		DMERR("dm_btree_cursor_get_value failed");
-		dm_btree_cursor_end(&c->cursor);
+		goto out;
 
 	} else {
 		r = get_ablock(c->info, le64_to_cpu(value_le), &c->block, &c->ab);
 		if (r) {
 			DMERR("get_ablock failed");
-			dm_btree_cursor_end(&c->cursor);
+			goto out;
 		}
 	}
 
+	return 0;
+
+out:
+	dm_btree_cursor_end(&c->cursor);
+	c->block = NULL;
+	c->ab = NULL;
 	return r;
 }
 

@@ -956,10 +960,10 @@ EXPORT_SYMBOL_GPL(dm_array_cursor_begin);
 
 void dm_array_cursor_end(struct dm_array_cursor *c)
 {
-	if (c->block) {
+	if (c->block)
 		unlock_ablock(c->info, c->block);
-		dm_btree_cursor_end(&c->cursor);
-	}
+
+	dm_btree_cursor_end(&c->cursor);
 }
 EXPORT_SYMBOL_GPL(dm_array_cursor_end);
 

@@ -999,6 +1003,7 @@ int dm_array_cursor_skip(struct dm_array_cursor *c, uint32_t count)
 		}
 
 		count -= remaining;
+		c->index += (remaining - 1);
 		r = dm_array_cursor_next(c);
 
 	} while (!r);

index e616e3ec2b42..3c1359d8d4e6 100644
@@ -148,7 +148,7 @@ static int pci1xxxx_gpio_set_config(struct gpio_chip *gpio, unsigned int offset,
 		pci1xxx_assign_bit(priv->reg_base, OPENDRAIN_OFFSET(offset), (offset % 32), true);
 		break;
 	default:
-		ret = -EOPNOTSUPP;
+		ret = -ENOTSUPP;
 		break;
 	}
 	spin_unlock_irqrestore(&priv->lock, flags);

@@ -277,7 +277,7 @@ 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)));
-			generic_handle_irq(irq);
+			handle_nested_irq(irq);
 		}
 	}
 	spin_lock_irqsave(&priv->lock, flags);

index d8218bb153d9..971d4278280d 100644
@@ -117,7 +117,7 @@ int pdsc_dl_info_get(struct devlink *dl, struct devlink_info_req *req,
 	if (err && err != -EIO)
 		return err;
 
-	listlen = fw_list.num_fw_slots;
+	listlen = min(fw_list.num_fw_slots, ARRAY_SIZE(fw_list.fw_names));
 	for (i = 0; i < listlen; i++) {
 		if (i < ARRAY_SIZE(fw_slotnames))
 			strscpy(buf, fw_slotnames[i], sizeof(buf));

index 7689086371e0..2980963208cb 100644
@@ -159,7 +159,7 @@ int bnxt_send_msg(struct bnxt_en_dev *edev,
 
 	rc = hwrm_req_replace(bp, req, fw_msg->msg, fw_msg->msg_len);
 	if (rc)
-		return rc;
+		goto drop_req;
 
 	hwrm_req_timeout(bp, req, fw_msg->timeout);
 	resp = hwrm_req_hold(bp, req);

@@ -171,6 +171,7 @@ int bnxt_send_msg(struct bnxt_en_dev *edev,
 
 		memcpy(fw_msg->resp, resp, resp_len);
 	}
+drop_req:
 	hwrm_req_drop(bp, req);
 	return rc;
 }

index b215ff14da1b..3989c9491f0f 100644
@@ -1799,7 +1799,10 @@ void cxgb4_remove_tid(struct tid_info *t, unsigned int chan, unsigned int tid,
 	struct adapter *adap = container_of(t, struct adapter, tids);
 	struct sk_buff *skb;
 
-	WARN_ON(tid_out_of_range(&adap->tids, tid));
+	if (tid_out_of_range(&adap->tids, tid)) {
+		dev_err(adap->pdev_dev, "tid %d out of range\n", tid);
+		return;
+	}
 
 	if (t->tid_tab[tid - adap->tids.tid_base]) {
 		t->tid_tab[tid - adap->tids.tid_base] = NULL;

index d70305654e7d..90d433b36799 100644
@@ -2009,14 +2009,18 @@ static void gve_service_task(struct work_struct *work)
 
 static void gve_set_netdev_xdp_features(struct gve_priv *priv)
 {
+	xdp_features_t xdp_features;
+
 	if (priv->queue_format == GVE_GQI_QPL_FORMAT) {
-		priv->dev->xdp_features = NETDEV_XDP_ACT_BASIC;
-		priv->dev->xdp_features |= NETDEV_XDP_ACT_REDIRECT;
-		priv->dev->xdp_features |= NETDEV_XDP_ACT_NDO_XMIT;
-		priv->dev->xdp_features |= NETDEV_XDP_ACT_XSK_ZEROCOPY;
+		xdp_features = NETDEV_XDP_ACT_BASIC;
+		xdp_features |= NETDEV_XDP_ACT_REDIRECT;
+		xdp_features |= NETDEV_XDP_ACT_NDO_XMIT;
+		xdp_features |= NETDEV_XDP_ACT_XSK_ZEROCOPY;
 	} else {
-		priv->dev->xdp_features = 0;
+		xdp_features = 0;
 	}
+
+	xdp_set_features_flag(priv->dev, xdp_features);
 }
 
 static int gve_init_priv(struct gve_priv *priv, bool skip_describe_device)

index 4109aa3b2fcd..87ce20540f57 100644
@@ -359,9 +359,9 @@ const struct ice_vernier_info_e822 e822_vernier[NUM_ICE_PTP_LNK_SPD] = {
 		/* rx_desk_rsgb_par */
 		644531250, /* 644.53125 MHz Reed Solomon gearbox */
 		/* tx_desk_rsgb_pcs */
-		644531250, /* 644.53125 MHz Reed Solomon gearbox */
+		390625000, /* 390.625 MHz Reed Solomon gearbox */
 		/* rx_desk_rsgb_pcs */
-		644531250, /* 644.53125 MHz Reed Solomon gearbox */
+		390625000, /* 390.625 MHz Reed Solomon gearbox */
 		/* tx_fixed_delay */
 		1620,
 		/* pmd_adj_divisor */

index a1d815af507d..1613b562d17c 100644
@@ -68,8 +68,11 @@ static s32 igc_init_nvm_params_base(struct igc_hw *hw)
 	u32 eecd = rd32(IGC_EECD);
 	u16 size;
 
-	size = (u16)((eecd & IGC_EECD_SIZE_EX_MASK) >>
-		     IGC_EECD_SIZE_EX_SHIFT);
+	/* failed to read reg and got all F's */
+	if (!(~eecd))
+		return -ENXIO;
+
+	size = FIELD_GET(IGC_EECD_SIZE_EX_MASK, eecd);
 
 	/* Added to a constant, "size" becomes the left-shift value
 	 * for setting word_size.

@@ -162,8 +165,7 @@ static s32 igc_init_phy_params_base(struct igc_hw *hw)
 	phy->reset_delay_us	= 100;
 
 	/* set lan id */
-	hw->bus.func = (rd32(IGC_STATUS) & IGC_STATUS_FUNC_MASK) >>
-			IGC_STATUS_FUNC_SHIFT;
+	hw->bus.func = FIELD_GET(IGC_STATUS_FUNC_MASK, rd32(IGC_STATUS));
 
 	/* Make sure the PHY is in a good state. Several people have reported
 	 * firmware leaving the PHY's page select register set to something

@@ -223,6 +225,8 @@ static s32 igc_get_invariants_base(struct igc_hw *hw)
 
 	/* NVM initialization */
 	ret_val = igc_init_nvm_params_base(hw);
+	if (ret_val)
+		goto out;
 	switch (hw->mac.type) {
 	case igc_i225:
 		ret_val = igc_init_nvm_params_i225(hw);

index d2562c8e8015..0dd61719f1ed 100644
@@ -579,9 +579,8 @@ s32 igc_set_ltr_i225(struct igc_hw *hw, bool link)
 
 			/* Calculate tw_system (nsec). */
 			if (speed == SPEED_100) {
-				tw_system = ((rd32(IGC_EEE_SU) &
-					     IGC_TW_SYSTEM_100_MASK) >>
-					     IGC_TW_SYSTEM_100_SHIFT) * 500;
+				tw_system = FIELD_GET(IGC_TW_SYSTEM_100_MASK,
+						      rd32(IGC_EEE_SU)) * 500;
 			} else {
 				tw_system = (rd32(IGC_EEE_SU) &
 					     IGC_TW_SYSTEM_1000_MASK) * 500;

index da1018d83262..91a4722460f6 100644
@@ -3708,8 +3708,7 @@ static int igc_enable_nfc_rule(struct igc_adapter *adapter,
 	}
 
 	if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_TCI) {
-		int prio = (rule->filter.vlan_tci & VLAN_PRIO_MASK) >>
-			   VLAN_PRIO_SHIFT;
+		int prio = FIELD_GET(VLAN_PRIO_MASK, rule->filter.vlan_tci);
 
 		err = igc_add_vlan_prio_filter(adapter, prio, rule->action);
 		if (err)

@@ -3731,8 +3730,7 @@ static void igc_disable_nfc_rule(struct igc_adapter *adapter,
 		igc_del_etype_filter(adapter, rule->filter.etype);
 
 	if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_TCI) {
-		int prio = (rule->filter.vlan_tci & VLAN_PRIO_MASK) >>
-			   VLAN_PRIO_SHIFT;
+		int prio = FIELD_GET(VLAN_PRIO_MASK, rule->filter.vlan_tci);
 
 		igc_del_vlan_prio_filter(adapter, prio);
 	}

index d0d9e7170154..7cd8716d2ffa 100644
@@ -727,7 +727,7 @@ static s32 igc_write_xmdio_reg(struct igc_hw *hw, u16 addr,
  */
 s32 igc_write_phy_reg_gpy(struct igc_hw *hw, u32 offset, u16 data)
 {
-	u8 dev_addr = (offset & GPY_MMD_MASK) >> GPY_MMD_SHIFT;
+	u8 dev_addr = FIELD_GET(GPY_MMD_MASK, offset);
 	s32 ret_val;
 
 	offset = offset & GPY_REG_MASK;

@@ -758,7 +758,7 @@ s32 igc_write_phy_reg_gpy(struct igc_hw *hw, u32 offset, u16 data)
  */
 s32 igc_read_phy_reg_gpy(struct igc_hw *hw, u32 offset, u16 *data)
 {
-	u8 dev_addr = (offset & GPY_MMD_MASK) >> GPY_MMD_SHIFT;
+	u8 dev_addr = FIELD_GET(GPY_MMD_MASK, offset);
 	s32 ret_val;
 
 	offset = offset & GPY_REG_MASK;

index 80af0fc7101f..3e6bd27f6315 100644
@@ -1006,6 +1006,7 @@ static void cmd_work_handler(struct work_struct *work)
 				complete(&ent->done);
 			}
 			up(&cmd->vars.sem);
+			complete(&ent->slotted);
 			return;
 		}
 	} else {

index e2d61a3a7712..760405b805f4 100644
@@ -1,4 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0-only
+#include <linux/iommu.h>
 #include <linux/platform_device.h>
 #include <linux/of.h>
 #include <linux/module.h>

@@ -19,6 +20,8 @@ struct tegra_mgbe {
 	struct reset_control *rst_mac;
 	struct reset_control *rst_pcs;
 
+	u32 iommu_sid;
+
 	void __iomem *hv;
 	void __iomem *regs;
 	void __iomem *xpcs;

@@ -50,7 +53,6 @@ struct tegra_mgbe {
 #define MGBE_WRAP_COMMON_INTR_ENABLE	0x8704
 #define MAC_SBD_INTR			BIT(2)
 #define MGBE_WRAP_AXI_ASID0_CTRL	0x8400
-#define MGBE_SID			0x6
 
 static int __maybe_unused tegra_mgbe_suspend(struct device *dev)
 {

@@ -84,7 +86,7 @@ static int __maybe_unused tegra_mgbe_resume(struct device *dev)
 	writel(MAC_SBD_INTR, mgbe->regs + MGBE_WRAP_COMMON_INTR_ENABLE);
 
 	/* Program SID */
-	writel(MGBE_SID, mgbe->hv + MGBE_WRAP_AXI_ASID0_CTRL);
+	writel(mgbe->iommu_sid, mgbe->hv + MGBE_WRAP_AXI_ASID0_CTRL);
 
 	value = readl(mgbe->xpcs + XPCS_WRAP_UPHY_STATUS);
 	if ((value & XPCS_WRAP_UPHY_STATUS_TX_P_UP) == 0) {

@@ -241,6 +243,12 @@ static int tegra_mgbe_probe(struct platform_device *pdev)
 	if (IS_ERR(mgbe->xpcs))
 		return PTR_ERR(mgbe->xpcs);
 
+	/* get controller's stream id from iommu property in device tree */
+	if (!tegra_dev_iommu_get_stream_id(mgbe->dev, &mgbe->iommu_sid)) {
+		dev_err(mgbe->dev, "failed to get iommu stream id\n");
+		return -EINVAL;
+	}
+
 	res.addr = mgbe->regs;
 	res.irq = irq;
 

@@ -346,7 +354,7 @@ static int tegra_mgbe_probe(struct platform_device *pdev)
 	writel(MAC_SBD_INTR, mgbe->regs + MGBE_WRAP_COMMON_INTR_ENABLE);
 
 	/* Program SID */
-	writel(MGBE_SID, mgbe->hv + MGBE_WRAP_AXI_ASID0_CTRL);
+	writel(mgbe->iommu_sid, mgbe->hv + MGBE_WRAP_AXI_ASID0_CTRL);
 
 	plat->flags |= STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP;
 

index 52130df26aee..d6bc2309d2a3 100644
@@ -242,27 +242,25 @@ int wx_host_interface_command(struct wx *wx, u32 *buffer,
 	status = read_poll_timeout(rd32, hicr, hicr & WX_MNG_MBOX_CTL_FWRDY, 1000,
 				   timeout * 1000, false, wx, WX_MNG_MBOX_CTL);
 
+	buf[0] = rd32(wx, WX_MNG_MBOX);
+	if ((buf[0] & 0xff0000) >> 16 == 0x80) {
+		wx_err(wx, "Unknown FW command: 0x%x\n", buffer[0] & 0xff);
+		status = -EINVAL;
+		goto rel_out;
+	}
+
 	/* Check command completion */
 	if (status) {
-		wx_dbg(wx, "Command has failed with no status valid.\n");
-
-		buf[0] = rd32(wx, WX_MNG_MBOX);
-		if ((buffer[0] & 0xff) != (~buf[0] >> 24)) {
-			status = -EINVAL;
-			goto rel_out;
-		}
-		if ((buf[0] & 0xff0000) >> 16 == 0x80) {
-			wx_dbg(wx, "It's unknown cmd.\n");
-			status = -EINVAL;
-			goto rel_out;
-		}
-
+		wx_err(wx, "Command has failed with no status valid.\n");
 		wx_dbg(wx, "write value:\n");
 		for (i = 0; i < dword_len; i++)
 			wx_dbg(wx, "%x ", buffer[i]);
 		wx_dbg(wx, "read value:\n");
 		for (i = 0; i < dword_len; i++)
 			wx_dbg(wx, "%x ", buf[i]);
+		wx_dbg(wx, "\ncheck: %x %x\n", buffer[0] & 0xff, ~buf[0] >> 24);
+
+		goto rel_out;
 	}
 
 	if (!return_data)

index 4ec0dab38872..0a0ad3d77557 100644
@@ -3078,7 +3078,11 @@ static int ca8210_probe(struct spi_device *spi_device)
 	spi_set_drvdata(priv->spi, priv);
 	if (IS_ENABLED(CONFIG_IEEE802154_CA8210_DEBUGFS)) {
 		cascoda_api_upstream = ca8210_test_int_driver_write;
-		ca8210_test_interface_init(priv);
+		ret = ca8210_test_interface_init(priv);
+		if (ret) {
+			dev_crit(&spi_device->dev, "ca8210_test_interface_init failed\n");
+			goto error;
+		}
 	} else {
 		cascoda_api_upstream = NULL;
 	}

index f49b1bb258c7..70907e8f3ea9 100644
@@ -878,6 +878,10 @@ static int amd_pmc_suspend_handler(struct device *dev)
 {
 	struct amd_pmc_dev *pdev = dev_get_drvdata(dev);
 
+	/*
+	 * Must be called only from the same set of dev_pm_ops handlers
+	 * as i8042_pm_suspend() is called: currently just from .suspend.
+	 */
 	if (pdev->disable_8042_wakeup && !disable_workarounds) {
 		int rc = amd_pmc_wa_irq1(pdev);
 

@@ -890,7 +894,9 @@ static int amd_pmc_suspend_handler(struct device *dev)
 	return 0;
 }
 
-static DEFINE_SIMPLE_DEV_PM_OPS(amd_pmc_pm, amd_pmc_suspend_handler, NULL);
+static const struct dev_pm_ops amd_pmc_pm = {
+	.suspend = amd_pmc_suspend_handler,
+};
 
 static const struct pci_device_id pmc_pci_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_PS) },

index fbd3d92f8cd8..13fce2b134f6 100644
@@ -1449,12 +1449,12 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 		.max_register   = SZ_4K,
 	};
 	struct device *dev = &pdev->dev;
-	struct device_node *pgc_np, *np;
+	struct device_node *pgc_np __free(device_node) =
+		of_get_child_by_name(dev->of_node, "pgc");
 	struct regmap *regmap;
 	void __iomem *base;
 	int ret;
 
-	pgc_np = of_get_child_by_name(dev->of_node, "pgc");
 	if (!pgc_np) {
 		dev_err(dev, "No power domains specified in DT\n");
 		return -EINVAL;

@@ -1471,7 +1471,7 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	for_each_child_of_node(pgc_np, np) {
+	for_each_child_of_node_scoped(pgc_np, np) {
 		struct platform_device *pd_pdev;
 		struct imx_pgc_domain *domain;
 		u32 domain_index;

@@ -1482,7 +1482,6 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 		ret = of_property_read_u32(np, "reg", &domain_index);
 		if (ret) {
 			dev_err(dev, "Failed to read 'reg' property\n");
-			of_node_put(np);
 			return ret;
 		}
 

@@ -1497,7 +1496,6 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 						domain_index);
 		if (!pd_pdev) {
 			dev_err(dev, "Failed to allocate platform device\n");
-			of_node_put(np);
 			return -ENOMEM;
 		}
 

@@ -1506,7 +1504,6 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 					       sizeof(domain_data->domains[domain_index]));
 		if (ret) {
 			platform_device_put(pd_pdev);
-			of_node_put(np);
 			return ret;
 		}
 

@@ -1523,7 +1520,6 @@ static int imx_gpcv2_probe(struct platform_device *pdev)
 		ret = platform_device_add(pd_pdev);
 		if (ret) {
 			platform_device_put(pd_pdev);
-			of_node_put(np);
 			return ret;
 		}
 	}

index d58d99d8375e..b40609b92980 100644
@@ -158,7 +158,7 @@ static int ad9832_write_frequency(struct ad9832_state *st,
 static int ad9832_write_phase(struct ad9832_state *st,
 			      unsigned long addr, unsigned long phase)
 {
-	if (phase > BIT(AD9832_PHASE_BITS))
+	if (phase >= BIT(AD9832_PHASE_BITS))
 		return -EINVAL;
 
 	st->phase_data[0] = cpu_to_be16((AD9832_CMD_PHA8BITSW << CMD_SHIFT) |

index cfdfe66d74f1..bc879f87237c 100644
@@ -131,7 +131,7 @@ static int ad9834_write_frequency(struct ad9834_state *st,
 static int ad9834_write_phase(struct ad9834_state *st,
 			      unsigned long addr, unsigned long phase)
 {
-	if (phase > BIT(AD9834_PHASE_BITS))
+	if (phase >= BIT(AD9834_PHASE_BITS))
 		return -EINVAL;
 	st->data = cpu_to_be16(addr | phase);
 

index 4e5f86c21456..0f520cf923a1 100644
@@ -203,6 +203,7 @@ 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);

index 3449f8790e46..c536028e92dc 100644
@@ -1131,6 +1131,9 @@ int serial8250_register_8250_port(const struct uart_8250_port *up)
 			uart->dl_write = up->dl_write;
 
 		if (uart->port.type != PORT_8250_CIR) {
+			if (uart_console_registered(&uart->port))
+				pm_runtime_get_sync(uart->port.dev);
+
 			if (serial8250_isa_config != NULL)
 				serial8250_isa_config(0, &uart->port,
 						&uart->capabilities);

index 099a54009a16..524863b157e8 100644
@@ -242,12 +242,6 @@ static inline void ufshcd_vops_config_scaling_param(struct ufs_hba *hba,
 		hba->vops->config_scaling_param(hba, p, data);
 }
 
-static inline void ufshcd_vops_reinit_notify(struct ufs_hba *hba)
-{
-	if (hba->vops && hba->vops->reinit_notify)
-		hba->vops->reinit_notify(hba);
-}
-
 static inline int ufshcd_vops_mcq_config_resource(struct ufs_hba *hba)
 {
 	if (hba->vops && hba->vops->mcq_config_resource)

index 84dac9050074..02696c7f9bef 100644
@@ -8795,7 +8795,6 @@ static int ufshcd_probe_hba(struct ufs_hba *hba, bool init_dev_params)
 		ufshcd_device_reset(hba);
 		ufs_put_device_desc(hba);
 		ufshcd_hba_stop(hba);
-		ufshcd_vops_reinit_notify(hba);
 		ret = ufshcd_hba_enable(hba);
 		if (ret) {
 			dev_err(hba->dev, "Host controller enable failed\n");

index 643157a92c62..c999acba0f30 100644
@@ -455,6 +455,11 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba)
 		dev_warn(hba->dev, "%s: host reset returned %d\n",
 				  __func__, ret);
 
+	if (phy->power_count) {
+		phy_power_off(phy);
+		phy_exit(phy);
+	}
+
 	/* phy initialization - calibrate the phy */
 	ret = phy_init(phy);
 	if (ret) {

@@ -1638,13 +1643,6 @@ static void ufs_qcom_config_scaling_param(struct ufs_hba *hba,
 }
 #endif
 
-static void ufs_qcom_reinit_notify(struct ufs_hba *hba)
-{
-	struct ufs_qcom_host *host = ufshcd_get_variant(hba);
-
-	phy_power_off(host->generic_phy);
-}
-
 /* Resources */
 static const struct ufshcd_res_info ufs_res_info[RES_MAX] = {
 	{.name = "ufs_mem",},

@@ -1887,7 +1885,6 @@ static const struct ufs_hba_variant_ops ufs_hba_qcom_vops = {
 	.device_reset		= ufs_qcom_device_reset,
 	.config_scaling_param = ufs_qcom_config_scaling_param,
 	.program_key		= ufs_qcom_ice_program_key,
-	.reinit_notify		= ufs_qcom_reinit_notify,
 	.mcq_config_resource	= ufs_qcom_mcq_config_resource,
 	.get_hba_mac		= ufs_qcom_get_hba_mac,
 	.op_runtime_config	= ufs_qcom_op_runtime_config,

index 477af457c1a1..b3cbca361a96 100644
@@ -362,25 +362,29 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 		data->pinctrl = devm_pinctrl_get(dev);
 		if (PTR_ERR(data->pinctrl) == -ENODEV)
 			data->pinctrl = NULL;
-		else if (IS_ERR(data->pinctrl))
-			return dev_err_probe(dev, PTR_ERR(data->pinctrl),
+		else if (IS_ERR(data->pinctrl)) {
+			ret = dev_err_probe(dev, PTR_ERR(data->pinctrl),
 					     "pinctrl get failed\n");
+			goto err_put;
+		}
 
 		data->hsic_pad_regulator =
 				devm_regulator_get_optional(dev, "hsic");
 		if (PTR_ERR(data->hsic_pad_regulator) == -ENODEV) {
 			/* no pad regulator is needed */
 			data->hsic_pad_regulator = NULL;
-		} else if (IS_ERR(data->hsic_pad_regulator))
-			return dev_err_probe(dev, PTR_ERR(data->hsic_pad_regulator),
+		} else if (IS_ERR(data->hsic_pad_regulator)) {
+			ret = dev_err_probe(dev, PTR_ERR(data->hsic_pad_regulator),
 					     "Get HSIC pad regulator error\n");
+			goto err_put;
+		}
 
 		if (data->hsic_pad_regulator) {
 			ret = regulator_enable(data->hsic_pad_regulator);
 			if (ret) {
 				dev_err(dev,
 					"Failed to enable HSIC pad regulator\n");
-				return ret;
+				goto err_put;
 			}
 		}
 	}

@@ -394,13 +398,14 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 			dev_err(dev,
 				"pinctrl_hsic_idle lookup failed, err=%ld\n",
 					PTR_ERR(pinctrl_hsic_idle));
-			return PTR_ERR(pinctrl_hsic_idle);
+			ret = PTR_ERR(pinctrl_hsic_idle);
+			goto err_put;
 		}
 
 		ret = pinctrl_select_state(data->pinctrl, pinctrl_hsic_idle);
 		if (ret) {
 			dev_err(dev, "hsic_idle select failed, err=%d\n", ret);
-			return ret;
+			goto err_put;
 		}
 
 		data->pinctrl_hsic_active = pinctrl_lookup_state(data->pinctrl,

@@ -409,7 +414,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 			dev_err(dev,
 				"pinctrl_hsic_active lookup failed, err=%ld\n",
 					PTR_ERR(data->pinctrl_hsic_active));
-			return PTR_ERR(data->pinctrl_hsic_active);
+			ret = PTR_ERR(data->pinctrl_hsic_active);
+			goto err_put;
 		}
 	}
 

@@ -513,6 +519,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 	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);
 	return ret;
 }
 

@@ -536,6 +544,7 @@ static void ci_hdrc_imx_remove(struct platform_device *pdev)
 		if (data->hsic_pad_regulator)
 			regulator_disable(data->hsic_pad_regulator);
 	}
+	put_device(data->usbmisc_data->dev);
 }
 
 static void ci_hdrc_imx_shutdown(struct platform_device *pdev)

index 5a2e43331064..ff1a941fd2ed 100644
@@ -1337,11 +1337,12 @@ static int usblp_set_protocol(struct usblp *usblp, int protocol)
 	if (protocol < USBLP_FIRST_PROTOCOL || protocol > USBLP_LAST_PROTOCOL)
 		return -EINVAL;
 
+	alts = usblp->protocol[protocol].alt_setting;
+	if (alts < 0)
+		return -EINVAL;
+
 	/* Don't unnecessarily set the interface if there's a single alt. */
 	if (usblp->intf->num_altsetting > 1) {
-		alts = usblp->protocol[protocol].alt_setting;
-		if (alts < 0)
-			return -EINVAL;
 		r = usb_set_interface(usblp->dev, usblp->ifnum, alts);
 		if (r < 0) {
 			printk(KERN_ERR "usblp: can't set desired altsetting %d on interface %d\n",

index 1ba3feb5e190..0944cfae8b55 100644
@@ -2633,13 +2633,13 @@ int usb_new_device(struct usb_device *udev)
 		err = sysfs_create_link(&udev->dev.kobj,
 				&port_dev->dev.kobj, "port");
 		if (err)
-			goto fail;
+			goto out_del_dev;
 
 		err = sysfs_create_link(&port_dev->dev.kobj,
 				&udev->dev.kobj, "device");
 		if (err) {
 			sysfs_remove_link(&udev->dev.kobj, "port");
-			goto fail;
+			goto out_del_dev;
 		}
 
 		if (!test_and_set_bit(port1, hub->child_usage_bits))

@@ -2651,6 +2651,8 @@ int usb_new_device(struct usb_device *udev)
 	pm_runtime_put_sync_autosuspend(&udev->dev);
 	return err;
 
+out_del_dev:
+	device_del(&udev->dev);
 fail:
 	usb_set_device_state(udev, USB_STATE_NOTATTACHED);
 	pm_runtime_disable(&udev->dev);

index 5fb3f55ef06d..9dd4a4ee61e5 100644
@@ -451,10 +451,11 @@ static int usb_port_runtime_suspend(struct device *dev)
 static void usb_port_shutdown(struct device *dev)
 {
 	struct usb_port *port_dev = to_usb_port(dev);
+	struct usb_device *udev = port_dev->child;
 
-	if (port_dev->child) {
-		usb_disable_usb2_hardware_lpm(port_dev->child);
-		usb_unlocked_disable_lpm(port_dev->child);
+	if (udev && !udev->port_is_suspended) {
+		usb_disable_usb2_hardware_lpm(udev);
+		usb_unlocked_disable_lpm(udev);
 	}
 }
 

index d00bf714a7cc..516bace7e1dc 100644
@@ -451,6 +451,7 @@
 #define DWC3_DCTL_TRGTULST_SS_INACT	(DWC3_DCTL_TRGTULST(6))
 
 /* These apply for core versions 1.94a and later */
+#define DWC3_DCTL_NYET_THRES_MASK	(0xf << 20)
 #define DWC3_DCTL_NYET_THRES(n)		(((n) & 0xf) << 20)
 
 #define DWC3_DCTL_KEEP_CONNECT		BIT(19)

index ea6e29091c0c..056ab7246a3a 100644
@@ -284,6 +284,7 @@ static void dwc3_ti_remove(struct platform_device *pdev)
 
 	pm_runtime_put_sync(dev);
 	pm_runtime_disable(dev);
+	pm_runtime_dont_use_autosuspend(dev);
 	pm_runtime_set_suspended(dev);
 }
 

index 656460c0c1dd..9b8099cba414 100644
@@ -4208,8 +4208,10 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc)
 		WARN_ONCE(DWC3_VER_IS_PRIOR(DWC3, 240A) && dwc->has_lpm_erratum,
 				"LPM Erratum not available on dwc3 revisions < 2.40a\n");
 
-		if (dwc->has_lpm_erratum && !DWC3_VER_IS_PRIOR(DWC3, 240A))
+		if (dwc->has_lpm_erratum && !DWC3_VER_IS_PRIOR(DWC3, 240A)) {
+			reg &= ~DWC3_DCTL_NYET_THRES_MASK;
 			reg |= DWC3_DCTL_NYET_THRES(dwc->lpm_nyet_threshold);
+		}
 
 		dwc3_gadget_dctl_write_safe(dwc, reg);
 	} else {

index 60a1abfc5654..3a80600d6806 100644
@@ -824,11 +824,15 @@ static ssize_t gadget_string_s_store(struct config_item *item, const char *page,
 {
 	struct gadget_string *string = to_gadget_string(item);
 	int size = min(sizeof(string->string), len + 1);
+	ssize_t cpy_len;
 
 	if (len > USB_MAX_STRING_LEN)
 		return -EINVAL;
 
-	return strscpy(string->string, page, size);
+	cpy_len = strscpy(string->string, page, size);
+	if (cpy_len > 0 && string->string[cpy_len - 1] == '\n')
+		string->string[cpy_len - 1] = 0;
+	return len;
 }
 CONFIGFS_ATTR(gadget_string_, s);
 

index fd0f4879f38e..4a88546b1b15 100644
@@ -1810,7 +1810,7 @@ static int functionfs_bind(struct ffs_data *ffs, struct usb_composite_dev *cdev)
 	struct usb_gadget_strings **lang;
 	int first_id;
 
-	if (WARN_ON(ffs->state != FFS_ACTIVE
+	if ((ffs->state != FFS_ACTIVE
 		 || test_and_set_bit(FFS_FL_BOUND, &ffs->flags)))
 		return -EBADFD;
 

index b3dc5f5164f4..eabd10817e1e 100644
@@ -1176,6 +1176,7 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn)
 		uac2->as_in_alt = 0;
 	}
 
+	std_ac_if_desc.bNumEndpoints = 0;
 	if (FUOUT_EN(uac2_opts) || FUIN_EN(uac2_opts)) {
 		uac2->int_ep = usb_ep_autoconfig(gadget, &fs_ep_int_desc);
 		if (!uac2->int_ep) {

index 729b0472bab0..fe2737e55f8e 100644
@@ -1398,6 +1398,10 @@ void gserial_disconnect(struct gserial *gser)
 	/* REVISIT as above: how best to track this? */
 	port->port_line_coding = gser->port_line_coding;
 
+	/* disable endpoints, aborting down any active I/O */
+	usb_ep_disable(gser->out);
+	usb_ep_disable(gser->in);
+
 	port->port_usb = NULL;
 	gser->ioport = NULL;
 	if (port->port.count > 0) {

@@ -1409,10 +1413,6 @@ void gserial_disconnect(struct gserial *gser)
 	spin_unlock(&port->port_lock);
 	spin_unlock_irqrestore(&serial_port_lock, flags);
 
-	/* disable endpoints, aborting down any active I/O */
-	usb_ep_disable(gser->out);
-	usb_ep_disable(gser->in);
-
 	/* finally, free any unused/unusable I/O buffers */
 	spin_lock_irqsave(&port->port_lock, flags);
 	if (port->port.count == 0)

index 21fd26609252..e3c391397e0f 100644
@@ -223,6 +223,7 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x19CF, 0x3000) }, /* Parrot NMEA GPS Flight Recorder */
 	{ USB_DEVICE(0x1ADB, 0x0001) }, /* Schweitzer Engineering C662 Cable */
 	{ USB_DEVICE(0x1B1C, 0x1C00) }, /* Corsair USB Dongle */
+	{ USB_DEVICE(0x1B93, 0x1013) }, /* Phoenix Contact UPS Device */
 	{ USB_DEVICE(0x1BA4, 0x0002) },	/* Silicon Labs 358x factory default */
 	{ USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */
 	{ USB_DEVICE(0x1D6F, 0x0010) }, /* Seluxit ApS RF Dongle */

index ac1c13b269fc..86ac20e2874b 100644
@@ -621,7 +621,7 @@ static void option_instat_callback(struct urb *urb);
 
 /* MeiG Smart Technology products */
 #define MEIGSMART_VENDOR_ID			0x2dee
-/* MeiG Smart SRM825L based on Qualcomm 315 */
+/* MeiG Smart SRM815/SRM825L based on Qualcomm 315 */
 #define MEIGSMART_PRODUCT_SRM825L		0x4d22
 /* MeiG Smart SLM320 based on UNISOC UIS8910 */
 #define MEIGSMART_PRODUCT_SLM320		0x4d41

@@ -2405,6 +2405,7 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, LUAT_PRODUCT_AIR720U, 0xff, 0, 0) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(MEIGSMART_VENDOR_ID, MEIGSMART_PRODUCT_SLM320, 0xff, 0, 0) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(MEIGSMART_VENDOR_ID, MEIGSMART_PRODUCT_SLM770A, 0xff, 0, 0) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(MEIGSMART_VENDOR_ID, MEIGSMART_PRODUCT_SRM825L, 0xff, 0, 0) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(MEIGSMART_VENDOR_ID, MEIGSMART_PRODUCT_SRM825L, 0xff, 0xff, 0x30) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(MEIGSMART_VENDOR_ID, MEIGSMART_PRODUCT_SRM825L, 0xff, 0xff, 0x40) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(MEIGSMART_VENDOR_ID, MEIGSMART_PRODUCT_SRM825L, 0xff, 0xff, 0x60) },

@@ -2412,6 +2413,7 @@ static const struct usb_device_id option_ids[] = {
 	  .driver_info = NCTRL(1) },
 	{ USB_DEVICE_INTERFACE_CLASS(0x1bbb, 0x0640, 0xff),			/* TCL IK512 ECM */
 	  .driver_info = NCTRL(3) },
+	{ USB_DEVICE_INTERFACE_CLASS(0x2949, 0x8700, 0xff) },			/* Neoway N723-EA */
 	{ } /* Terminating entry */
 };
 MODULE_DEVICE_TABLE(usb, option_ids);

index e5ad23d86833..54f0b1c83317 100644
@@ -255,6 +255,13 @@ UNUSUAL_DEV(  0x0421, 0x06aa, 0x1110, 0x1110,
 		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
 		US_FL_MAX_SECTORS_64 ),
 
+/* Added by Lubomir Rintel <[email protected]>, a very fine chap */
+UNUSUAL_DEV(  0x0421, 0x06c2, 0x0000, 0x0406,
+		"Nokia",
+		"Nokia 208",
+		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+		US_FL_MAX_SECTORS_64 ),
+
 #ifdef NO_SDDR09
 UNUSUAL_DEV(  0x0436, 0x0005, 0x0100, 0x0100,
 		"Microtech",

index f8504a90da26..60f90272fed3 100644
@@ -137,7 +137,7 @@ static int max_contaminant_read_resistance_kohm(struct max_tcpci_chip *chip,
 
 		mv = max_contaminant_read_adc_mv(chip, channel, sleep_msec, raw, true);
 		if (mv < 0)
-			return ret;
+			return mv;
 
 		/* OVP enable */
 		ret = regmap_update_bits(regmap, TCPC_VENDOR_CC_CTRL2, CCOVPDIS, 0);

@@ -159,7 +159,7 @@ static int max_contaminant_read_resistance_kohm(struct max_tcpci_chip *chip,
 
 	mv = max_contaminant_read_adc_mv(chip, channel, sleep_msec, raw, true);
 	if (mv < 0)
-		return ret;
+		return mv;
 	/* Disable current source */
 	ret = regmap_update_bits(regmap, TCPC_VENDOR_CC_CTRL2, SBURPCTRL, 0);
 	if (ret < 0)

index 81815724db6c..25c17100798b 100644
@@ -10,7 +10,7 @@
 
 #include <linux/in.h>
 
-#define AFS_MAXCELLNAME		256  	/* Maximum length of a cell name */
+#define AFS_MAXCELLNAME		253  	/* Maximum length of a cell name (DNS limited) */
 #define AFS_MAXVOLNAME		64  	/* Maximum length of a volume name */
 #define AFS_MAXNSERVERS		8   	/* Maximum servers in a basic volume record */
 #define AFS_NMAXNSERVERS	13  	/* Maximum servers in a N/U-class volume record */

index 9c65ffb8a523..8da0899fbc08 100644
@@ -13,6 +13,7 @@
 #define AFS_VL_PORT		7003	/* volume location service port */
 #define VL_SERVICE		52	/* RxRPC service ID for the Volume Location service */
 #define YFS_VL_SERVICE		2503	/* Service ID for AuriStor upgraded VL service */
+#define YFS_VL_MAXCELLNAME	256  	/* Maximum length of a cell name in YFS protocol */
 
 enum AFSVL_Operations {
 	VLGETENTRYBYID		= 503,	/* AFS Get VLDB entry by ID */

index f04a80e4f5c3..83cf1bfbe343 100644
@@ -302,6 +302,7 @@ static char *afs_vl_get_cell_name(struct afs_cell *cell, struct key *key)
 static int yfs_check_canonical_cell_name(struct afs_cell *cell, struct key *key)
 {
 	struct afs_cell *master;
+	size_t name_len;
 	char *cell_name;
 
 	cell_name = afs_vl_get_cell_name(cell, key);

@@ -313,8 +314,11 @@ static int yfs_check_canonical_cell_name(struct afs_cell *cell, struct key *key)
 		return 0;
 	}
 
-	master = afs_lookup_cell(cell->net, cell_name, strlen(cell_name),
-				 NULL, false);
+	name_len = strlen(cell_name);
+	if (!name_len || name_len > AFS_MAXCELLNAME)
+		master = ERR_PTR(-EOPNOTSUPP);
+	else
+		master = afs_lookup_cell(cell->net, cell_name, name_len, NULL, false);
 	kfree(cell_name);
 	if (IS_ERR(master))
 		return PTR_ERR(master);

index 00fca3c66ba6..16653f2ffe4f 100644
@@ -671,7 +671,7 @@ static int afs_deliver_yfsvl_get_cell_name(struct afs_call *call)
 			return ret;
 
 		namesz = ntohl(call->tmp);
-		if (namesz > AFS_MAXCELLNAME)
+		if (namesz > YFS_VL_MAXCELLNAME)
 			return afs_protocol_error(call, afs_eproto_cellname_len);
 		paddedsz = (namesz + 3) & ~3;
 		call->count = namesz;

index a2d91d9f8a10..6be092bb814f 100644
@@ -1538,6 +1538,10 @@ static int scrub_find_fill_first_stripe(struct btrfs_block_group *bg,
 	u64 extent_gen;
 	int ret;
 
+	if (unlikely(!extent_root)) {
+		btrfs_err(fs_info, "no valid extent root for scrub");
+		return -EUCLEAN;
+	}
 	memset(stripe->sectors, 0, sizeof(struct scrub_sector_verification) *
 				   stripe->nr_sectors);
 	scrub_stripe_reset_bitmaps(stripe);

110 lines not on this page · raw message

index 7a715016b96f..f4f81e349cef 100644
@@ -125,7 +125,7 @@ static int exfat_readdir(struct inode *inode, loff_t *cpos, struct exfat_dir_ent
 			type = exfat_get_entry_type(ep);
 			if (type == TYPE_UNUSED) {
 				brelse(bh);
-				break;
+				goto out;
 			}
 
 			if (type != TYPE_FILE && type != TYPE_DIR) {

@@ -189,6 +189,7 @@ static int exfat_readdir(struct inode *inode, loff_t *cpos, struct exfat_dir_ent
 		}
 	}
 
+out:
 	dir_entry->namebuf.lfn[0] = '\0';
 	*cpos = EXFAT_DEN_TO_B(dentry);
 	return 0;

index 56b870d9cc0d..428d862a1d2b 100644
@@ -216,6 +216,16 @@ static int __exfat_free_cluster(struct inode *inode, struct exfat_chain *p_chain
 
 			if (err)
 				goto dec_used_clus;
+
+			if (num_clusters >= sbi->num_clusters - EXFAT_FIRST_CLUSTER) {
+				/*
+				 * The cluster chain includes a loop, scan the
+				 * bitmap to get the number of used clusters.
+				 */
+				exfat_count_used_clusters(sb, &sbi->used_clusters);
+
+				return 0;
+			}
 		} while (clu != EXFAT_EOF_CLUSTER);
 	}
 

index b72fa103b963..aa0e7cc2489a 100644
@@ -4931,9 +4931,6 @@ static int __init init_f2fs_fs(void)
 	err = register_shrinker(&f2fs_shrinker_info, "f2fs-shrinker");
 	if (err)
 		goto free_sysfs;
-	err = register_filesystem(&f2fs_fs_type);
-	if (err)
-		goto free_shrinker;
 	f2fs_create_root_stats();
 	err = f2fs_init_post_read_processing();
 	if (err)

@@ -4956,7 +4953,12 @@ static int __init init_f2fs_fs(void)
 	err = f2fs_create_casefold_cache();
 	if (err)
 		goto free_compress_cache;
+	err = register_filesystem(&f2fs_fs_type);
+	if (err)
+		goto free_casefold_cache;
 	return 0;
+free_casefold_cache:
+	f2fs_destroy_casefold_cache();
 free_compress_cache:
 	f2fs_destroy_compress_cache();
 free_compress_mempool:

@@ -4971,8 +4973,6 @@ static int __init init_f2fs_fs(void)
 	f2fs_destroy_post_read_processing();
 free_root_stats:
 	f2fs_destroy_root_stats();
-	unregister_filesystem(&f2fs_fs_type);
-free_shrinker:
 	unregister_shrinker(&f2fs_shrinker_info);
 free_sysfs:
 	f2fs_exit_sysfs();

@@ -4996,6 +4996,7 @@ static int __init init_f2fs_fs(void)
 
 static void __exit exit_f2fs_fs(void)
 {
+	unregister_filesystem(&f2fs_fs_type);
 	f2fs_destroy_casefold_cache();
 	f2fs_destroy_compress_cache();
 	f2fs_destroy_compress_mempool();

@@ -5004,7 +5005,6 @@ static void __exit exit_f2fs_fs(void)
 	f2fs_destroy_iostat_processing();
 	f2fs_destroy_post_read_processing();
 	f2fs_destroy_root_stats();
-	unregister_filesystem(&f2fs_fs_type);
 	unregister_shrinker(&f2fs_shrinker_info);
 	f2fs_exit_sysfs();
 	f2fs_destroy_garbage_collection_cache();

index 0cd7439470fc..84663ff7dc50 100644
@@ -777,9 +777,9 @@ void jbd2_journal_commit_transaction(journal_t *journal)
 	/*
 	 * If the journal is not located on the file system device,
 	 * then we must flush the file system device before we issue
-	 * the commit record
+	 * the commit record and update the journal tail sequence.
 	 */
-	if (commit_transaction->t_need_data_flush &&
+	if ((commit_transaction->t_need_data_flush || update_tail) &&
 	    (journal->j_fs_dev != journal->j_dev) &&
 	    (journal->j_flags & JBD2_BARRIER))
 		blkdev_issue_flush(journal->j_fs_dev);

index 4556e4689024..ce63d5fde9c3 100644
@@ -654,7 +654,7 @@ static void flush_descriptor(journal_t *journal,
 	set_buffer_jwrite(descriptor);
 	BUFFER_TRACE(descriptor, "write");
 	set_buffer_dirty(descriptor);
-	write_dirty_buffer(descriptor, REQ_SYNC);
+	write_dirty_buffer(descriptor, JBD2_JOURNAL_REQ_FLAGS);
 }
 #endif
 

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index 09ca82ed0f8c..ca63a26a6170 100644
@@ -632,11 +632,15 @@ struct dentry *ovl_decode_real_fh(struct ovl_fs *ofs, struct ovl_fh *fh,
 int ovl_check_origin_fh(struct ovl_fs *ofs, struct ovl_fh *fh, bool connected,
 			struct dentry *upperdentry, struct ovl_path **stackp);
 int ovl_verify_set_fh(struct ovl_fs *ofs, struct dentry *dentry,
-		      enum ovl_xattr ox, struct dentry *real, bool is_upper,
-		      bool set);
+		      enum ovl_xattr ox, const struct ovl_fh *fh,
+		      bool is_upper, bool set);
+int ovl_verify_origin_xattr(struct ovl_fs *ofs, struct dentry *dentry,
+			    enum ovl_xattr ox, struct dentry *real,
+			    bool is_upper, bool set);
 struct dentry *ovl_index_upper(struct ovl_fs *ofs, struct dentry *index,
 			       bool connected);
 int ovl_verify_index(struct ovl_fs *ofs, struct dentry *index);
+int ovl_get_index_name_fh(const struct ovl_fh *fh, struct qstr *name);
 int ovl_get_index_name(struct ovl_fs *ofs, struct dentry *origin,
 		       struct qstr *name);
 struct dentry *ovl_get_index_fh(struct ovl_fs *ofs, struct ovl_fh *fh);

@@ -648,17 +652,24 @@ struct dentry *ovl_lookup(struct inode *dir, struct dentry *dentry,
 			  unsigned int flags);
 bool ovl_lower_positive(struct dentry *dentry);
 
+static inline int ovl_verify_origin_fh(struct ovl_fs *ofs, struct dentry *upper,
+				       const struct ovl_fh *fh, bool set)
+{
+	return ovl_verify_set_fh(ofs, upper, OVL_XATTR_ORIGIN, fh, false, set);
+}
+
 static inline int ovl_verify_origin(struct ovl_fs *ofs, struct dentry *upper,
 				    struct dentry *origin, bool set)
 {
-	return ovl_verify_set_fh(ofs, upper, OVL_XATTR_ORIGIN, origin,
-				 false, set);
+	return ovl_verify_origin_xattr(ofs, upper, OVL_XATTR_ORIGIN, origin,
+				       false, set);
 }
 
 static inline int ovl_verify_upper(struct ovl_fs *ofs, struct dentry *index,
 				   struct dentry *upper, bool set)
 {
-	return ovl_verify_set_fh(ofs, index, OVL_XATTR_UPPER, upper, true, set);
+	return ovl_verify_origin_xattr(ofs, index, OVL_XATTR_UPPER, upper,
+				       true, set);
 }
 
 /* readdir.c */

@@ -821,10 +832,11 @@ int ovl_copy_up_with_data(struct dentry *dentry);
 int ovl_maybe_copy_up(struct dentry *dentry, int flags);
 int ovl_copy_xattr(struct super_block *sb, const struct path *path, struct dentry *new);
 int ovl_set_attr(struct ovl_fs *ofs, struct dentry *upper, struct kstat *stat);
-struct ovl_fh *ovl_encode_real_fh(struct ovl_fs *ofs, struct dentry *real,
+struct ovl_fh *ovl_encode_real_fh(struct ovl_fs *ofs, struct inode *realinode,
 				  bool is_upper);
-int ovl_set_origin(struct ovl_fs *ofs, struct dentry *lower,
-		   struct dentry *upper);
+struct ovl_fh *ovl_get_origin_fh(struct ovl_fs *ofs, struct dentry *origin);
+int ovl_set_origin_fh(struct ovl_fs *ofs, const struct ovl_fh *fh,
+		      struct dentry *upper);
 
 /* export.c */
 extern const struct export_operations ovl_export_operations;

index 2c056d737c27..e2574034c3fa 100644
@@ -879,15 +879,20 @@ static int ovl_get_indexdir(struct super_block *sb, struct ovl_fs *ofs,
 {
 	struct vfsmount *mnt = ovl_upper_mnt(ofs);
 	struct dentry *indexdir;
+	struct dentry *origin = ovl_lowerstack(oe)->dentry;
+	const struct ovl_fh *fh;
 	int err;
 
+	fh = ovl_get_origin_fh(ofs, origin);
+	if (IS_ERR(fh))
+		return PTR_ERR(fh);
+
 	err = mnt_want_write(mnt);
 	if (err)
-		return err;
+		goto out_free_fh;
 
 	/* Verify lower root is upper root origin */
-	err = ovl_verify_origin(ofs, upperpath->dentry,
-				ovl_lowerstack(oe)->dentry, true);
+	err = ovl_verify_origin_fh(ofs, upperpath->dentry, fh, true);
 	if (err) {
 		pr_err("failed to verify upper root origin\n");
 		goto out;

@@ -919,9 +924,10 @@ static int ovl_get_indexdir(struct super_block *sb, struct ovl_fs *ofs,
 		 * directory entries.
 		 */
 		if (ovl_check_origin_xattr(ofs, ofs->indexdir)) {
-			err = ovl_verify_set_fh(ofs, ofs->indexdir,
-						OVL_XATTR_ORIGIN,
-						upperpath->dentry, true, false);
+			err = ovl_verify_origin_xattr(ofs, ofs->indexdir,
+						      OVL_XATTR_ORIGIN,
+						      upperpath->dentry, true,
+						      false);
 			if (err)
 				pr_err("failed to verify index dir 'origin' xattr\n");
 		}

@@ -939,6 +945,8 @@ static int ovl_get_indexdir(struct super_block *sb, struct ovl_fs *ofs,
 
 out:
 	mnt_drop_write(mnt);
+out_free_fh:
+	kfree(fh);
 	return err;
 }
 

index 0bf3ffcd072f..4e6b747e0f2e 100644
@@ -976,12 +976,18 @@ static void ovl_cleanup_index(struct dentry *dentry)
 	struct dentry *index = NULL;
 	struct inode *inode;
 	struct qstr name = { };
+	bool got_write = false;
 	int err;
 
 	err = ovl_get_index_name(ofs, lowerdentry, &name);
 	if (err)
 		goto fail;
 
+	err = ovl_want_write(dentry);
+	if (err)
+		goto fail;
+
+	got_write = true;
 	inode = d_inode(upperdentry);
 	if (!S_ISDIR(inode->i_mode) && inode->i_nlink != 1) {
 		pr_warn_ratelimited("cleanup linked index (%pd2, ino=%lu, nlink=%u)\n",

@@ -1019,6 +1025,8 @@ static void ovl_cleanup_index(struct dentry *dentry)
 		goto fail;
 
 out:
+	if (got_write)
+		ovl_drop_write(dentry);
 	kfree(name.name);
 	dput(index);
 	return;

@@ -1089,6 +1097,8 @@ void ovl_nlink_end(struct dentry *dentry)
 {
 	struct inode *inode = d_inode(dentry);
 
+	ovl_drop_write(dentry);
+
 	if (ovl_test_flag(OVL_INDEX, inode) && inode->i_nlink == 0) {
 		const struct cred *old_cred;
 

index 4a517b280f2b..830f2a292bb0 100644
@@ -196,11 +196,28 @@ static struct vfsmount *cifs_do_automount(struct path *path)
 	struct smb3_fs_context tmp;
 	char *full_path;
 	struct vfsmount *mnt;
+	struct cifs_sb_info *mntpt_sb;
+	struct cifs_ses *ses;
 
 	if (IS_ROOT(mntpt))
 		return ERR_PTR(-ESTALE);
 
-	cur_ctx = CIFS_SB(mntpt->d_sb)->ctx;
+	mntpt_sb = CIFS_SB(mntpt->d_sb);
+	ses = cifs_sb_master_tcon(mntpt_sb)->ses;
+	cur_ctx = mntpt_sb->ctx;
+
+	/*
+	 * At this point, the root session should be in the mntpt sb. We should
+	 * bring the sb context passwords in sync with the root session's
+	 * passwords. This would help prevent unnecessary retries and password
+	 * swaps for automounts.
+	 */
+	mutex_lock(&ses->session_mutex);
+	rc = smb3_sync_session_ctx_passwords(mntpt_sb, ses);
+	mutex_unlock(&ses->session_mutex);
+
+	if (rc)
+		return ERR_PTR(rc);
 
 	fc = fs_context_for_submount(path->mnt->mnt_sb->s_type, mntpt);
 	if (IS_ERR(fc))

61 lines not on this page · raw message

index 643f5e1cfe35..25cc81aac350 100644
@@ -500,4 +500,14 @@ static inline void *smb2_get_msg(void *buf)
 	return buf + 4;
 }
 
+#define POSIX_TYPE_FILE		0
+#define POSIX_TYPE_DIR		1
+#define POSIX_TYPE_SYMLINK	2
+#define POSIX_TYPE_CHARDEV	3
+#define POSIX_TYPE_BLKDEV	4
+#define POSIX_TYPE_FIFO		5
+#define POSIX_TYPE_SOCKET	6
+
+#define POSIX_FILETYPE_SHIFT	12
+
 #endif	/* _SMB2PDU_H */

index 2c548e8efef0..d0c19ad9d014 100644
@@ -1259,6 +1259,8 @@ int ksmbd_vfs_kern_path_locked(struct ksmbd_work *work, char *name,
 					      filepath,
 					      flags,
 					      path);
+			if (!is_last)
+				next[0] = '/';
 			if (err)
 				goto out2;
 			else if (is_last)

@@ -1266,7 +1268,6 @@ int ksmbd_vfs_kern_path_locked(struct ksmbd_work *work, char *name,
 			path_put(parent_path);
 			*parent_path = *path;
 
-			next[0] = '/';
 			remain_len -= filename_len + 1;
 		}
 

index 0c50c4fceb95..0ca93c7574ad 100644
@@ -1239,7 +1239,7 @@ static inline __init void hugetlb_cma_reserve(int order)
 }
 #endif
 
-#ifdef CONFIG_ARCH_WANT_HUGE_PMD_SHARE
+#ifdef CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING
 static inline bool hugetlb_pmd_shared(pte_t *pte)
 {
 	return page_count(virt_to_page(pte)) > 1;

@@ -1275,8 +1275,7 @@ bool __vma_private_lock(struct vm_area_struct *vma);
 static inline pte_t *
 hugetlb_walk(struct vm_area_struct *vma, unsigned long addr, unsigned long sz)
 {
-#if defined(CONFIG_HUGETLB_PAGE) && \
-	defined(CONFIG_ARCH_WANT_HUGE_PMD_SHARE) && defined(CONFIG_LOCKDEP)
+#if defined(CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING) && defined(CONFIG_LOCKDEP)
 	struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
 
 	/*

index b6a4d6471b4a..209370f64436 100644
@@ -3031,6 +3031,7 @@ static inline bool pagetable_pmd_ctor(struct ptdesc *ptdesc)
 	if (!pmd_ptlock_init(ptdesc))
 		return false;
 	__folio_set_pgtable(folio);
+	ptdesc_pmd_pts_init(ptdesc);
 	lruvec_stat_add_folio(folio, NR_PAGETABLE);
 	return true;
 }

index 20c96ce98751..e77d4a5c0bac 100644
@@ -398,11 +398,12 @@ FOLIO_MATCH(compound_head, _head_2a);
  * @pmd_huge_pte:     Protected by ptdesc->ptl, used for THPs.
  * @__page_mapping:   Aliases with page->mapping. Unused for page tables.
  * @pt_mm:            Used for x86 pgds.
- * @pt_frag_refcount: For fragmented page table tracking. Powerpc and s390 only.
+ * @pt_frag_refcount: For fragmented page table tracking. Powerpc only.
+ * @pt_share_count:   Used for HugeTLB PMD page table share count.
  * @_pt_pad_2:        Padding to ensure proper alignment.
  * @ptl:              Lock for the page table.
  * @__page_type:      Same as page->page_type. Unused for page tables.
- * @_refcount:        Same as page refcount. Used for s390 page tables.
+ * @_refcount:        Same as page refcount.
  * @pt_memcg_data:    Memcg data. Tracked for page tables here.
  *
  * This struct overlays struct page for now. Do not modify without a good

@@ -424,6 +425,9 @@ struct ptdesc {
 	union {
 		struct mm_struct *pt_mm;
 		atomic_t pt_frag_refcount;
+#ifdef CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING
+		atomic_t pt_share_count;
+#endif
 	};
 
 	union {

@@ -468,6 +472,32 @@ static_assert(sizeof(struct ptdesc) <= sizeof(struct page));
 	const struct page *:		(const struct ptdesc *)(p),	\
 	struct page *:			(struct ptdesc *)(p)))
 
+#ifdef CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING
+static inline void ptdesc_pmd_pts_init(struct ptdesc *ptdesc)
+{
+	atomic_set(&ptdesc->pt_share_count, 0);
+}
+
+static inline void ptdesc_pmd_pts_inc(struct ptdesc *ptdesc)
+{
+	atomic_inc(&ptdesc->pt_share_count);
+}
+
+static inline void ptdesc_pmd_pts_dec(struct ptdesc *ptdesc)
+{
+	atomic_dec(&ptdesc->pt_share_count);
+}
+
+static inline int ptdesc_pmd_pts_count(struct ptdesc *ptdesc)
+{
+	return atomic_read(&ptdesc->pt_share_count);
+}
+#else
+static inline void ptdesc_pmd_pts_init(struct ptdesc *ptdesc)
+{
+}
+#endif
+
 /*
  * Used for sizing the vmemmap region on some architectures
  */

index 1d43371fafd2..eb19503604fe 100644
@@ -15,6 +15,11 @@
 #define	NUMA_NO_NODE	(-1)
 #define	NUMA_NO_MEMBLK	(-1)
 
+static inline bool numa_valid_node(int nid)
+{
+	return nid >= 0 && nid < MAX_NUMNODES;
+}
+
 /* optionally keep NUMA memory info available post init */
 #ifdef CONFIG_NUMA_KEEP_MEMINFO
 #define __initdata_or_meminfo

index fee1e5650551..e85834722b8f 100644
@@ -282,7 +282,7 @@ static inline int inet_csk_reqsk_queue_len(const struct sock *sk)
 
 static inline int inet_csk_reqsk_queue_is_full(const struct sock *sk)
 {
-	return inet_csk_reqsk_queue_len(sk) >= sk->sk_max_ack_backlog;
+	return inet_csk_reqsk_queue_len(sk) > READ_ONCE(sk->sk_max_ack_backlog);
 }
 
 bool inet_csk_reqsk_queue_drop(struct sock *sk, struct request_sock *req);

index f66a275bf8cc..20d129914121 100644
@@ -324,7 +324,6 @@ struct ufs_pwr_mode_info {
  * @config_scaling_param: called to configure clock scaling parameters
  * @program_key: program or evict an inline encryption key
  * @event_notify: called to notify important events
- * @reinit_notify: called to notify reinit of UFSHCD during max gear switch
  * @mcq_config_resource: called to configure MCQ platform resources
  * @get_hba_mac: called to get vendor specific mac value, mandatory for mcq mode
  * @op_runtime_config: called to config Operation and runtime regs Pointers

@@ -369,7 +368,6 @@ struct ufs_hba_variant_ops {
 			       const union ufs_crypto_cfg_entry *cfg, int slot);
 	void	(*event_notify)(struct ufs_hba *hba,
 				enum ufs_event_type evt, void *data);
-	void	(*reinit_notify)(struct ufs_hba *);
 	int	(*mcq_config_resource)(struct ufs_hba *hba);
 	int	(*get_hba_mac)(struct ufs_hba *hba);
 	int	(*op_runtime_config)(struct ufs_hba *hba);

index 0122f220ef0d..c7198fbcf734 100644
@@ -537,6 +537,13 @@ static __cold void io_queue_deferred(struct io_ring_ctx *ctx)
 	}
 }
 
+static void io_eventfd_free(struct rcu_head *rcu)
+{
+	struct io_ev_fd *ev_fd = container_of(rcu, struct io_ev_fd, rcu);
+
+	eventfd_ctx_put(ev_fd->cq_ev_fd);
+	kfree(ev_fd);
+}
 
 static void io_eventfd_ops(struct rcu_head *rcu)
 {

@@ -550,10 +557,8 @@ static void io_eventfd_ops(struct rcu_head *rcu)
 	 * ordering in a race but if references are 0 we know we have to free
 	 * it regardless.
 	 */
-	if (atomic_dec_and_test(&ev_fd->refs)) {
-		eventfd_ctx_put(ev_fd->cq_ev_fd);
-		kfree(ev_fd);
-	}
+	if (atomic_dec_and_test(&ev_fd->refs))
+		call_rcu(&ev_fd->rcu, io_eventfd_free);
 }
 
 static void io_eventfd_signal(struct io_ring_ctx *ctx)

index 4f1f710197d6..277e22d55c61 100644
@@ -413,10 +413,12 @@ static int io_timeout_update(struct io_ring_ctx *ctx, __u64 user_data,
 
 	timeout->off = 0; /* noseq */
 	data = req->async_data;
+	data->ts = *ts;
+
 	list_add_tail(&timeout->list, &ctx->timeout_list);
 	hrtimer_init(&data->timer, io_timeout_get_clock(data), mode);
 	data->timer.function = io_timeout_fn;
-	hrtimer_start(&data->timer, timespec64_to_ktime(*ts), mode);
+	hrtimer_start(&data->timer, timespec64_to_ktime(data->ts), mode);
 	return 0;
 }
 

148 lines not on this page · raw message

index 92b955cc5a41..21c12519a7ef 100644
@@ -6907,7 +6907,7 @@ long hugetlb_unreserve_pages(struct inode *inode, long start, long end,
 	return 0;
 }
 
-#ifdef CONFIG_ARCH_WANT_HUGE_PMD_SHARE
+#ifdef CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING
 static unsigned long page_table_shareable(struct vm_area_struct *svma,
 				struct vm_area_struct *vma,
 				unsigned long addr, pgoff_t idx)

@@ -7014,7 +7014,7 @@ pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma,
 			spte = hugetlb_walk(svma, saddr,
 					    vma_mmu_pagesize(svma));
 			if (spte) {
-				get_page(virt_to_page(spte));
+				ptdesc_pmd_pts_inc(virt_to_ptdesc(spte));
 				break;
 			}
 		}

@@ -7029,7 +7029,7 @@ pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma,
 				(pmd_t *)((unsigned long)spte & PAGE_MASK));
 		mm_inc_nr_pmds(mm);
 	} else {
-		put_page(virt_to_page(spte));
+		ptdesc_pmd_pts_dec(virt_to_ptdesc(spte));
 	}
 	spin_unlock(&mm->page_table_lock);
 out:

@@ -7041,10 +7041,6 @@ pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma,
 /*
  * unmap huge page backed by shared pte.
  *
- * Hugetlb pte page is ref counted at the time of mapping.  If pte is shared
- * indicated by page_count > 1, unmap is achieved by clearing pud and
- * decrementing the ref count. If count == 1, the pte page is not shared.
- *
  * Called with page table lock held.
  *
  * returns: 1 successfully unmapped a shared pte page

@@ -7053,23 +7049,25 @@ pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma,
 int huge_pmd_unshare(struct mm_struct *mm, struct vm_area_struct *vma,
 					unsigned long addr, pte_t *ptep)
 {
+	unsigned long sz = huge_page_size(hstate_vma(vma));
 	pgd_t *pgd = pgd_offset(mm, addr);
 	p4d_t *p4d = p4d_offset(pgd, addr);
 	pud_t *pud = pud_offset(p4d, addr);
 
 	i_mmap_assert_write_locked(vma->vm_file->f_mapping);
 	hugetlb_vma_assert_locked(vma);
-	BUG_ON(page_count(virt_to_page(ptep)) == 0);
-	if (page_count(virt_to_page(ptep)) == 1)
+	if (sz != PMD_SIZE)
+		return 0;
+	if (!ptdesc_pmd_pts_count(virt_to_ptdesc(ptep)))
 		return 0;
 
 	pud_clear(pud);
-	put_page(virt_to_page(ptep));
+	ptdesc_pmd_pts_dec(virt_to_ptdesc(ptep));
 	mm_dec_nr_pmds(mm);
 	return 1;
 }
 
-#else /* !CONFIG_ARCH_WANT_HUGE_PMD_SHARE */
+#else /* !CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING */
 
 pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma,
 		      unsigned long addr, pud_t *pud)

@@ -7092,7 +7090,7 @@ bool want_pmd_share(struct vm_area_struct *vma, unsigned long addr)
 {
 	return false;
 }
-#endif /* CONFIG_ARCH_WANT_HUGE_PMD_SHARE */
+#endif /* CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING */
 
 #ifdef CONFIG_ARCH_WANT_GENERAL_HUGETLB
 pte_t *huge_pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma,

@@ -7190,7 +7188,7 @@ unsigned long hugetlb_mask_last_page(struct hstate *h)
 /* See description above.  Architectures can provide their own version. */
 __weak unsigned long hugetlb_mask_last_page(struct hstate *h)
 {
-#ifdef CONFIG_ARCH_WANT_HUGE_PMD_SHARE
+#ifdef CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING
 	if (huge_page_size(h) == PMD_SIZE)
 		return PUD_SIZE - PMD_SIZE;
 #endif

index 87a2b4340ce4..e8a2a1537d6a 100644
@@ -754,7 +754,7 @@ bool __init_memblock memblock_validate_numa_coverage(unsigned long threshold_byt
 
 	/* calculate lose page */
 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, &nid) {
-		if (nid == NUMA_NO_NODE)
+		if (!numa_valid_node(nid))
 			nr_pages += end_pfn - start_pfn;
 	}
 

@@ -1043,7 +1043,7 @@ static bool should_skip_region(struct memblock_type *type,
 		return false;
 
 	/* only memory regions are associated with nodes, check it */
-	if (nid != NUMA_NO_NODE && nid != m_nid)
+	if (numa_valid_node(nid) && nid != m_nid)
 		return true;
 
 	/* skip hotpluggable memory regions if needed */

@@ -1100,10 +1100,6 @@ void __next_mem_range(u64 *idx, int nid, enum memblock_flags flags,
 	int idx_a = *idx & 0xffffffff;
 	int idx_b = *idx >> 32;
 
-	if (WARN_ONCE(nid == MAX_NUMNODES,
-	"Usage of MAX_NUMNODES is deprecated. Use NUMA_NO_NODE instead\n"))
-		nid = NUMA_NO_NODE;
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