19 files changed, 220 insertions, 43 deletions

diff --git a/include/clocksource/arm_arch_timer.h b/include/clocksource/arm_arch_timer.h
index 349e5957c949..702967d996bb 100644
--- a/include/clocksource/arm_arch_timer.h
+++ b/include/clocksource/arm_arch_timer.h
@@ -74,6 +74,7 @@ enum arch_timer_spi_nr {
 struct arch_timer_kvm_info {
 	struct timecounter timecounter;
 	int virtual_irq;
+	int physical_irq;
 };
 
 struct arch_timer_mem_frame {
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
index bb9acea61369..286d58efed5d 100644
--- a/include/drm/drm_fb_helper.h
+++ b/include/drm/drm_fb_helper.h
@@ -36,6 +36,7 @@ struct drm_fb_helper;
 #include <drm/drm_crtc.h>
 #include <drm/drm_device.h>
 #include <linux/kgdb.h>
+#include <linux/vgaarb.h>
 
 enum mode_set_atomic {
 	LEAVE_ATOMIC_MODE_SET,
@@ -642,11 +643,18 @@ drm_fb_helper_remove_conflicting_pci_framebuffers(struct pci_dev *pdev,
 						  int resource_id,
 						  const char *name)
 {
+	int ret = 0;
+
+	/*
+	 * WARNING: Apparently we must kick fbdev drivers before vgacon,
+	 * otherwise the vga fbdev driver falls over.
+	 */
 #if IS_REACHABLE(CONFIG_FB)
-	return remove_conflicting_pci_framebuffers(pdev, resource_id, name);
-#else
-	return 0;
+	ret = remove_conflicting_pci_framebuffers(pdev, resource_id, name);
 #endif
+	if (ret == 0)
+		ret = vga_remove_vgacon(pdev);
+	return ret;
 }
 
 #endif
diff --git a/include/kvm/arm_arch_timer.h b/include/kvm/arm_arch_timer.h
index 33771352dcd6..05a18dd265b5 100644
--- a/include/kvm/arm_arch_timer.h
+++ b/include/kvm/arm_arch_timer.h
@@ -22,7 +22,22 @@
 #include <linux/clocksource.h>
 #include <linux/hrtimer.h>
 
+enum kvm_arch_timers {
+	TIMER_PTIMER,
+	TIMER_VTIMER,
+	NR_KVM_TIMERS
+};
+
+enum kvm_arch_timer_regs {
+	TIMER_REG_CNT,
+	TIMER_REG_CVAL,
+	TIMER_REG_TVAL,
+	TIMER_REG_CTL,
+};
+
 struct arch_timer_context {
+	struct kvm_vcpu			*vcpu;
+
 	/* Registers: control register, timer value */
 	u32				cnt_ctl;
 	u64				cnt_cval;
@@ -30,30 +45,36 @@ struct arch_timer_context {
 	/* Timer IRQ */
 	struct kvm_irq_level		irq;
 
+	/* Virtual offset */
+	u64				cntvoff;
+
+	/* Emulated Timer (may be unused) */
+	struct hrtimer			hrtimer;
+
 	/*
-	 * We have multiple paths which can save/restore the timer state
-	 * onto the hardware, so we need some way of keeping track of
-	 * where the latest state is.
-	 *
-	 * loaded == true:  State is loaded on the hardware registers.
-	 * loaded == false: State is stored in memory.
+	 * We have multiple paths which can save/restore the timer state onto
+	 * the hardware, so we need some way of keeping track of where the
+	 * latest state is.
 	 */
-	bool			loaded;
+	bool				loaded;
 
-	/* Virtual offset */
-	u64			cntvoff;
+	/* Duplicated state from arch_timer.c for convenience */
+	u32				host_timer_irq;
+	u32				host_timer_irq_flags;
+};
+
+struct timer_map {
+	struct arch_timer_context *direct_vtimer;
+	struct arch_timer_context *direct_ptimer;
+	struct arch_timer_context *emul_ptimer;
 };
 
 struct arch_timer_cpu {
-	struct arch_timer_context	vtimer;
-	struct arch_timer_context	ptimer;
+	struct arch_timer_context timers[NR_KVM_TIMERS];
 
 	/* Background timer used when the guest is not running */
 	struct hrtimer			bg_timer;
 
-	/* Physical timer emulation */
-	struct hrtimer			phys_timer;
-
 	/* Is the timer enabled */
 	bool			enabled;
 };
@@ -76,9 +97,6 @@ int kvm_arm_timer_has_attr(struct kvm_vcpu *vcpu, struct kvm_device_attr *attr);
 
 bool kvm_timer_is_pending(struct kvm_vcpu *vcpu);
 
-void kvm_timer_schedule(struct kvm_vcpu *vcpu);
-void kvm_timer_unschedule(struct kvm_vcpu *vcpu);
-
 u64 kvm_phys_timer_read(void);
 
 void kvm_timer_vcpu_load(struct kvm_vcpu *vcpu);
@@ -88,7 +106,19 @@ void kvm_timer_init_vhe(void);
 
 bool kvm_arch_timer_get_input_level(int vintid);
 
-#define vcpu_vtimer(v)	(&(v)->arch.timer_cpu.vtimer)
-#define vcpu_ptimer(v)	(&(v)->arch.timer_cpu.ptimer)
+#define vcpu_timer(v)	(&(v)->arch.timer_cpu)
+#define vcpu_get_timer(v,t)	(&vcpu_timer(v)->timers[(t)])
+#define vcpu_vtimer(v)	(&(v)->arch.timer_cpu.timers[TIMER_VTIMER])
+#define vcpu_ptimer(v)	(&(v)->arch.timer_cpu.timers[TIMER_PTIMER])
+
+#define arch_timer_ctx_index(ctx)	((ctx) - vcpu_timer((ctx)->vcpu)->timers)
+
+u64 kvm_arm_timer_read_sysreg(struct kvm_vcpu *vcpu,
+			      enum kvm_arch_timers tmr,
+			      enum kvm_arch_timer_regs treg);
+void kvm_arm_timer_write_sysreg(struct kvm_vcpu *vcpu,
+				enum kvm_arch_timers tmr,
+				enum kvm_arch_timer_regs treg,
+				u64 val);
 
 #endif
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 6ac47f5ea514..d5dcebd7aad3 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -400,12 +400,17 @@ extern bool acpi_osi_is_win8(void);
 
 #ifdef CONFIG_ACPI_NUMA
 int acpi_map_pxm_to_online_node(int pxm);
+int acpi_map_pxm_to_node(int pxm);
 int acpi_get_node(acpi_handle handle);
 #else
 static inline int acpi_map_pxm_to_online_node(int pxm)
 {
 	return 0;
 }
+static inline int acpi_map_pxm_to_node(int pxm)
+{
+	return 0;
+}
 static inline int acpi_get_node(acpi_handle handle)
 {
 	return 0;
diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h
index d143c13bed26..f99b74a6e4ca 100644
--- a/include/linux/amba/bus.h
+++ b/include/linux/amba/bus.h
@@ -25,6 +25,43 @@
 #define AMBA_CID	0xb105f00d
 #define CORESIGHT_CID	0xb105900d
 
+/*
+ * CoreSight Architecture specification updates the ID specification
+ * for components on the AMBA bus. (ARM IHI 0029E)
+ *
+ * Bits 15:12 of the CID are the device class.
+ *
+ * Class 0xF remains for PrimeCell and legacy components. (AMBA_CID above)
+ * Class 0x9 defines the component as CoreSight (CORESIGHT_CID above)
+ * Class 0x0, 0x1, 0xB, 0xE define components that do not have driver support
+ * at present.
+ * Class 0x2-0x8,0xA and 0xD-0xD are presently reserved.
+ *
+ * Remaining CID bits stay as 0xb105-00d
+ */
+
+/**
+ * Class 0x9 components use additional values to form a Unique Component
+ * Identifier (UCI), where peripheral ID values are identical for different
+ * components. Passed to the amba bus code from the component driver via
+ * the amba_id->data pointer.
+ * @devarch	: coresight devarch register value
+ * @devarch_mask: mask bits used for matching. 0 indicates UCI not used.
+ * @devtype	: coresight device type value
+ * @data	: additional driver data. As we have usurped the original
+ *		pointer some devices may still need additional data
+ */
+struct amba_cs_uci_id {
+	unsigned int devarch;
+	unsigned int devarch_mask;
+	unsigned int devtype;
+	void *data;
+};
+
+/* define offsets for registers used by UCI */
+#define UCI_REG_DEVTYPE_OFFSET	0xFCC
+#define UCI_REG_DEVARCH_OFFSET	0xFBC
+
 struct clk;
 
 struct amba_device {
@@ -32,6 +69,8 @@ struct amba_device {
 	struct resource		res;
 	struct clk		*pclk;
 	unsigned int		periphid;
+	unsigned int		cid;
+	struct amba_cs_uci_id	uci;
 	unsigned int		irq[AMBA_NR_IRQS];
 	char			*driver_override;
 };
diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h
index d7711048ef93..f5740423b002 100644
--- a/include/linux/f2fs_fs.h
+++ b/include/linux/f2fs_fs.h
@@ -116,6 +116,7 @@ struct f2fs_super_block {
 /*
  * For checkpoint
  */
+#define CP_DISABLED_QUICK_FLAG		0x00002000
 #define CP_DISABLED_FLAG		0x00001000
 #define CP_QUOTA_NEED_FSCK_FLAG		0x00000800
 #define CP_LARGE_NAT_BITMAP_FLAG	0x00000400
@@ -186,7 +187,7 @@ struct f2fs_orphan_block {
 struct f2fs_extent {
 	__le32 fofs;		/* start file offset of the extent */
 	__le32 blk;		/* start block address of the extent */
-	__le32 len;		/* lengh of the extent */
+	__le32 len;		/* length of the extent */
 } __packed;
 
 #define F2FS_NAME_LEN		255
@@ -284,7 +285,7 @@ enum {
 
 struct node_footer {
 	__le32 nid;		/* node id */
-	__le32 ino;		/* inode nunmber */
+	__le32 ino;		/* inode number */
 	__le32 flag;		/* include cold/fsync/dentry marks and offset */
 	__le64 cp_ver;		/* checkpoint version */
 	__le32 next_blkaddr;	/* next node page block address */
@@ -489,12 +490,12 @@ typedef __le32	f2fs_hash_t;
 
 /*
  * space utilization of regular dentry and inline dentry (w/o extra reservation)
- *		regular dentry			inline dentry
- * bitmap	1 * 27 = 27			1 * 23 = 23
- * reserved	1 * 3 = 3			1 * 7 = 7
- * dentry	11 * 214 = 2354			11 * 182 = 2002
- * filename	8 * 214 = 1712			8 * 182 = 1456
- * total	4096				3488
+ *		regular dentry		inline dentry (def)	inline dentry (min)
+ * bitmap	1 * 27 = 27		1 * 23 = 23		1 * 1 = 1
+ * reserved	1 * 3 = 3		1 * 7 = 7		1 * 1 = 1
+ * dentry	11 * 214 = 2354		11 * 182 = 2002		11 * 2 = 22
+ * filename	8 * 214 = 1712		8 * 182 = 1456		8 * 2 = 16
+ * total	4096			3488			40
  *
  * Note: there are more reserved space in inline dentry than in regular
  * dentry, when converting inline dentry we should handle this carefully.
@@ -506,12 +507,13 @@ typedef __le32	f2fs_hash_t;
 #define SIZE_OF_RESERVED	(PAGE_SIZE - ((SIZE_OF_DIR_ENTRY + \
 				F2FS_SLOT_LEN) * \
 				NR_DENTRY_IN_BLOCK + SIZE_OF_DENTRY_BITMAP))
+#define MIN_INLINE_DENTRY_SIZE		40	/* just include '.' and '..' entries */
 
 /* One directory entry slot representing F2FS_SLOT_LEN-sized file name */
 struct f2fs_dir_entry {
 	__le32 hash_code;	/* hash code of file name */
 	__le32 ino;		/* inode number */
-	__le16 name_len;	/* lengh of file name */
+	__le16 name_len;	/* length of file name */
 	__u8 file_type;		/* file type */
 } __packed;
 
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index c38cc5eb7e73..9d55c63db09b 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -48,6 +48,27 @@
  */
 #define KVM_MEMSLOT_INVALID	(1UL << 16)
 
+/*
+ * Bit 63 of the memslot generation number is an "update in-progress flag",
+ * e.g. is temporarily set for the duration of install_new_memslots().
+ * This flag effectively creates a unique generation number that is used to
+ * mark cached memslot data, e.g. MMIO accesses, as potentially being stale,
+ * i.e. may (or may not) have come from the previous memslots generation.
+ *
+ * This is necessary because the actual memslots update is not atomic with
+ * respect to the generation number update.  Updating the generation number
+ * first would allow a vCPU to cache a spte from the old memslots using the
+ * new generation number, and updating the generation number after switching
+ * to the new memslots would allow cache hits using the old generation number
+ * to reference the defunct memslots.
+ *
+ * This mechanism is used to prevent getting hits in KVM's caches while a
+ * memslot update is in-progress, and to prevent cache hits *after* updating
+ * the actual generation number against accesses that were inserted into the
+ * cache *before* the memslots were updated.
+ */
+#define KVM_MEMSLOT_GEN_UPDATE_IN_PROGRESS	BIT_ULL(63)
+
 /* Two fragments for cross MMIO pages. */
 #define KVM_MAX_MMIO_FRAGMENTS	2
 
@@ -634,7 +655,7 @@ void kvm_arch_free_memslot(struct kvm *kvm, struct kvm_memory_slot *free,
 			   struct kvm_memory_slot *dont);
 int kvm_arch_create_memslot(struct kvm *kvm, struct kvm_memory_slot *slot,
 			    unsigned long npages);
-void kvm_arch_memslots_updated(struct kvm *kvm, struct kvm_memslots *slots);
+void kvm_arch_memslots_updated(struct kvm *kvm, u64 gen);
 int kvm_arch_prepare_memory_region(struct kvm *kvm,
 				struct kvm_memory_slot *memslot,
 				const struct kvm_userspace_memory_region *mem,
@@ -1182,6 +1203,7 @@ extern bool kvm_rebooting;
 
 extern unsigned int halt_poll_ns;
 extern unsigned int halt_poll_ns_grow;
+extern unsigned int halt_poll_ns_grow_start;
 extern unsigned int halt_poll_ns_shrink;
 
 struct kvm_device {
diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h
index 43348303cb4b..feb342d026f2 100644
--- a/include/linux/libnvdimm.h
+++ b/include/linux/libnvdimm.h
@@ -130,6 +130,7 @@ struct nd_region_desc {
 	void *provider_data;
 	int num_lanes;
 	int numa_node;
+	int target_node;
 	unsigned long flags;
 	struct device_node *of_node;
 };
diff --git a/include/linux/ntb.h b/include/linux/ntb.h
index 181d16601dd9..56a92e3ae3ae 100644
--- a/include/linux/ntb.h
+++ b/include/linux/ntb.h
@@ -296,7 +296,8 @@ struct ntb_dev_ops {
 	int (*db_clear_mask)(struct ntb_dev *ntb, u64 db_bits);
 
 	int (*peer_db_addr)(struct ntb_dev *ntb,
-			    phys_addr_t *db_addr, resource_size_t *db_size);
+			    phys_addr_t *db_addr, resource_size_t *db_size,
+				u64 *db_data, int db_bit);
 	u64 (*peer_db_read)(struct ntb_dev *ntb);
 	int (*peer_db_set)(struct ntb_dev *ntb, u64 db_bits);
 	int (*peer_db_clear)(struct ntb_dev *ntb, u64 db_bits);
@@ -1078,6 +1079,8 @@ static inline int ntb_db_clear_mask(struct ntb_dev *ntb, u64 db_bits)
  * @ntb:	NTB device context.
  * @db_addr:	OUT - The address of the peer doorbell register.
  * @db_size:	OUT - The number of bytes to write the peer doorbell register.
+ * @db_data:	OUT - The data of peer doorbell register
+ * @db_bit:		door bell bit number
  *
  * Return the address of the peer doorbell register.  This may be used, for
  * example, by drivers that offload memory copy operations to a dma engine.
@@ -1091,12 +1094,13 @@ static inline int ntb_db_clear_mask(struct ntb_dev *ntb, u64 db_bits)
  */
 static inline int ntb_peer_db_addr(struct ntb_dev *ntb,
 				   phys_addr_t *db_addr,
-				   resource_size_t *db_size)
+				   resource_size_t *db_size,
+				   u64 *db_data, int db_bit)
 {
 	if (!ntb->ops->peer_db_addr)
 		return -EINVAL;
 
-	return ntb->ops->peer_db_addr(ntb, db_addr, db_size);
+	return ntb->ops->peer_db_addr(ntb, db_addr, db_size, db_data, db_bit);
 }
 
 /**
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index b477a70cc2e4..bcf909d0de5f 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -239,6 +239,7 @@ pgoff_t page_cache_prev_miss(struct address_space *mapping,
 #define FGP_WRITE		0x00000008
 #define FGP_NOFS		0x00000010
 #define FGP_NOWAIT		0x00000020
+#define FGP_FOR_MMAP		0x00000040
 
 struct page *pagecache_get_page(struct address_space *mapping, pgoff_t offset,
 		int fgp_flags, gfp_t cache_gfp_mask);
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index d0e1f1522a78..52a283ba0465 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -73,6 +73,7 @@ struct proc_dir_entry *proc_create_net_single_write(const char *name, umode_t mo
 						    int (*show)(struct seq_file *, void *),
 						    proc_write_t write,
 						    void *data);
+extern struct pid *tgid_pidfd_to_pid(const struct file *file);
 
 #else /* CONFIG_PROC_FS */
 
@@ -114,6 +115,11 @@ static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *p
 #define proc_create_net(name, mode, parent, state_size, ops) ({NULL;})
 #define proc_create_net_single(name, mode, parent, show, data) ({NULL;})
 
+static inline struct pid *tgid_pidfd_to_pid(const struct file *file)
+{
+	return ERR_PTR(-EBADF);
+}
+
 #endif /* CONFIG_PROC_FS */
 
 struct net;
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index f1429675f252..1a40277b512c 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -128,7 +128,7 @@ ring_buffer_consume(struct ring_buffer *buffer, int cpu, u64 *ts,
 		    unsigned long *lost_events);
 
 struct ring_buffer_iter *
-ring_buffer_read_prepare(struct ring_buffer *buffer, int cpu);
+ring_buffer_read_prepare(struct ring_buffer *buffer, int cpu, gfp_t flags);
 void ring_buffer_read_prepare_sync(void);
 void ring_buffer_read_start(struct ring_buffer_iter *iter);
 void ring_buffer_read_finish(struct ring_buffer_iter *iter);
diff --git a/include/linux/switchtec.h b/include/linux/switchtec.h
index eee0412bdf4b..52a079b3a9a6 100644
--- a/include/linux/switchtec.h
+++ b/include/linux/switchtec.h
@@ -248,9 +248,13 @@ struct ntb_ctrl_regs {
 		u32 win_size;
 		u64 xlate_addr;
 	} bar_entry[6];
-	u32 reserved2[216];
-	u32 req_id_table[256];
-	u32 reserved3[512];
+	struct {
+		u32 win_size;
+		u32 reserved[3];
+	} bar_ext_entry[6];
+	u32 reserved2[192];
+	u32 req_id_table[512];
+	u32 reserved3[256];
 	u64 lut_entry[512];
 } __packed;
 
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index c2962953bf11..e446806a561f 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -985,6 +985,9 @@ asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags,
 			  unsigned mask, struct statx __user *buffer);
 asmlinkage long sys_rseq(struct rseq __user *rseq, uint32_t rseq_len,
 			 int flags, uint32_t sig);
+asmlinkage long sys_pidfd_send_signal(int pidfd, int sig,
+				       siginfo_t __user *info,
+				       unsigned int flags);
 
 /*
  * Architecture-specific system calls
diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
index ee162e3e879b..553b34c8b5f7 100644
--- a/include/linux/vgaarb.h
+++ b/include/linux/vgaarb.h
@@ -125,9 +125,11 @@ extern void vga_put(struct pci_dev *pdev, unsigned int rsrc);
 #ifdef CONFIG_VGA_ARB
 extern struct pci_dev *vga_default_device(void);
 extern void vga_set_default_device(struct pci_dev *pdev);
+extern int vga_remove_vgacon(struct pci_dev *pdev);
 #else
 static inline struct pci_dev *vga_default_device(void) { return NULL; };
 static inline void vga_set_default_device(struct pci_dev *pdev) { };
+static inline int vga_remove_vgacon(struct pci_dev *pdev) { return 0; };
 #endif
 
 /*
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 465d7d033c4c..18bd8c3ea605 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -750,7 +750,7 @@ static inline snd_pcm_uframes_t snd_pcm_playback_avail(struct snd_pcm_runtime *r
 }
 
 /**
- * snd_pcm_playback_avail - Get the available (readable) space for capture
+ * snd_pcm_capture_avail - Get the available (readable) space for capture
  * @runtime: PCM runtime instance
  *
  * Result is between 0 ... (boundary - 1)
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 3ec73f17ee2a..a3916b4dd57e 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -149,6 +149,17 @@ TRACE_DEFINE_ENUM(CP_TRIMMED);
 		{ CP_SPEC_LOG_NUM,	"log type is 2" },		\
 		{ CP_RECOVER_DIR,	"dir needs recovery" })
 
+#define show_shutdown_mode(type)					\
+	__print_symbolic(type,						\
+		{ F2FS_GOING_DOWN_FULLSYNC,	"full sync" },		\
+		{ F2FS_GOING_DOWN_METASYNC,	"meta sync" },		\
+		{ F2FS_GOING_DOWN_NOSYNC,	"no sync" },		\
+		{ F2FS_GOING_DOWN_METAFLUSH,	"meta flush" },		\
+		{ F2FS_GOING_DOWN_NEED_FSCK,	"need fsck" })
+
+struct f2fs_sb_info;
+struct f2fs_io_info;
+struct extent_info;
 struct victim_sel_policy;
 struct f2fs_map_blocks;
 
@@ -533,6 +544,9 @@ TRACE_EVENT(f2fs_map_blocks,
 		__field(block_t,	m_lblk)
 		__field(block_t,	m_pblk)
 		__field(unsigned int,	m_len)
+		__field(unsigned int,	m_flags)
+		__field(int,	m_seg_type)
+		__field(bool,	m_may_create)
 		__field(int,	ret)
 	),
 
@@ -542,15 +556,22 @@ TRACE_EVENT(f2fs_map_blocks,
 		__entry->m_lblk		= map->m_lblk;
 		__entry->m_pblk		= map->m_pblk;
 		__entry->m_len		= map->m_len;
+		__entry->m_flags	= map->m_flags;
+		__entry->m_seg_type	= map->m_seg_type;
+		__entry->m_may_create	= map->m_may_create;
 		__entry->ret		= ret;
 	),
 
 	TP_printk("dev = (%d,%d), ino = %lu, file offset = %llu, "
-		"start blkaddr = 0x%llx, len = 0x%llx, err = %d",
+		"start blkaddr = 0x%llx, len = 0x%llx, flags = %u,"
+		"seg_type = %d, may_create = %d, err = %d",
 		show_dev_ino(__entry),
 		(unsigned long long)__entry->m_lblk,
 		(unsigned long long)__entry->m_pblk,
 		(unsigned long long)__entry->m_len,
+		__entry->m_flags,
+		__entry->m_seg_type,
+		__entry->m_may_create,
 		__entry->ret)
 );
 
@@ -1616,6 +1637,30 @@ DEFINE_EVENT(f2fs_sync_dirty_inodes, f2fs_sync_dirty_inodes_exit,
 	TP_ARGS(sb, type, count)
 );
 
+TRACE_EVENT(f2fs_shutdown,
+
+	TP_PROTO(struct f2fs_sb_info *sbi, unsigned int mode, int ret),
+
+	TP_ARGS(sbi, mode, ret),
+
+	TP_STRUCT__entry(
+		__field(dev_t,	dev)
+		__field(unsigned int, mode)
+		__field(int, ret)
+	),
+
+	TP_fast_assign(
+		__entry->dev = sbi->sb->s_dev;
+		__entry->mode = mode;
+		__entry->ret = ret;
+	),
+
+	TP_printk("dev = (%d,%d), mode: %s, ret:%d",
+		show_dev(__entry->dev),
+		show_shutdown_mode(__entry->mode),
+		__entry->ret)
+);
+
 #endif /* _TRACE_F2FS_H */
 
  /* This part must be outside protection */
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 8451f30c6a0f..7e899e635d33 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -712,7 +712,8 @@ TRACE_EVENT(xprt_transmit,
 
 	TP_fast_assign(
 		__entry->task_id = rqst->rq_task->tk_pid;
-		__entry->client_id = rqst->rq_task->tk_client->cl_clid;
+		__entry->client_id = rqst->rq_task->tk_client ?
+			rqst->rq_task->tk_client->cl_clid : -1;
 		__entry->xid = be32_to_cpu(rqst->rq_xid);
 		__entry->seqno = rqst->rq_seqno;
 		__entry->status = status;
@@ -742,7 +743,8 @@ TRACE_EVENT(xprt_enq_xmit,
 
 	TP_fast_assign(
 		__entry->task_id = task->tk_pid;
-		__entry->client_id = task->tk_client->cl_clid;
+		__entry->client_id = task->tk_client ?
+			task->tk_client->cl_clid : -1;
 		__entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid);
 		__entry->seqno = task->tk_rqstp->rq_seqno;
 		__entry->stage = stage;
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index bf4624efe5e6..dee7292e1df6 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -824,6 +824,8 @@ __SYSCALL(__NR_futex_time64, sys_futex)
 __SYSCALL(__NR_sched_rr_get_interval_time64, sys_sched_rr_get_interval)
 #endif
 
+#define __NR_pidfd_send_signal 424
+__SYSCALL(__NR_pidfd_send_signal, sys_pidfd_send_signal)
 #define __NR_io_uring_setup 425
 __SYSCALL(__NR_io_uring_setup, sys_io_uring_setup)
 #define __NR_io_uring_enter 426