diff --git a/Documentation/features/debug/stackprotector/arch-support.txt b/Documentation/features/debug/stackprotector/arch-support.txt
index 74b89a9..954ac1c 100644
--- a/Documentation/features/debug/stackprotector/arch-support.txt
+++ b/Documentation/features/debug/stackprotector/arch-support.txt
@@ -1,6 +1,6 @@
 #
 # Feature name:          stackprotector
-#         Kconfig:       HAVE_CC_STACKPROTECTOR
+#         Kconfig:       HAVE_STACKPROTECTOR
 #         description:   arch supports compiler driven stack overflow protection
 #
     -----------------------
diff --git a/Documentation/filesystems/ceph.txt b/Documentation/filesystems/ceph.txt
index d7f011d..8bf6224 100644
--- a/Documentation/filesystems/ceph.txt
+++ b/Documentation/filesystems/ceph.txt
@@ -105,15 +105,13 @@
 	address its connection to the monitor originates from.
 
   wsize=X
-	Specify the maximum write size in bytes.  By default there is no
-	maximum.  Ceph will normally size writes based on the file stripe
-	size.
+	Specify the maximum write size in bytes.  Default: 16 MB.
 
   rsize=X
-	Specify the maximum read size in bytes.  Default: 64 MB.
+	Specify the maximum read size in bytes.  Default: 16 MB.
 
   rasize=X
-	Specify the maximum readahead.  Default: 8 MB.
+	Specify the maximum readahead size in bytes.  Default: 8 MB.
 
   mount_timeout=X
 	Specify the timeout value for mount (in seconds), in the case
diff --git a/arch/Kconfig b/arch/Kconfig
index c302b3d..47b235d 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -549,7 +549,7 @@
 	  in structures.  This reduces the performance hit of RANDSTRUCT
 	  at the cost of weakened randomization.
 
-config HAVE_CC_STACKPROTECTOR
+config HAVE_STACKPROTECTOR
 	bool
 	help
 	  An arch should select this symbol if:
@@ -560,7 +560,7 @@
 
 config STACKPROTECTOR
 	bool "Stack Protector buffer overflow detection"
-	depends on HAVE_CC_STACKPROTECTOR
+	depends on HAVE_STACKPROTECTOR
 	depends on $(cc-option,-fstack-protector)
 	default y
 	help
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 47eb26d..483d285 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -58,7 +58,6 @@
 	select HAVE_ARCH_TRACEHOOK
 	select HAVE_ARM_SMCCC if CPU_V7
 	select HAVE_EBPF_JIT if !CPU_ENDIAN_BE32
-	select HAVE_CC_STACKPROTECTOR
 	select HAVE_CONTEXT_TRACKING
 	select HAVE_C_RECORDMCOUNT
 	select HAVE_DEBUG_KMEMLEAK
@@ -93,6 +92,7 @@
 	select HAVE_RCU_TABLE_FREE if (SMP && ARM_LPAE)
 	select HAVE_REGS_AND_STACK_ACCESS_API
 	select HAVE_RSEQ
+	select HAVE_STACKPROTECTOR
 	select HAVE_SYSCALL_TRACEPOINTS
 	select HAVE_UID16
 	select HAVE_VIRT_CPU_ACCOUNTING_GEN
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 14f204c..42c090c 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -103,7 +103,6 @@
 	select HAVE_ARM_SMCCC
 	select HAVE_EBPF_JIT
 	select HAVE_C_RECORDMCOUNT
-	select HAVE_CC_STACKPROTECTOR
 	select HAVE_CMPXCHG_DOUBLE
 	select HAVE_CMPXCHG_LOCAL
 	select HAVE_CONTEXT_TRACKING
@@ -128,6 +127,7 @@
 	select HAVE_PERF_USER_STACK_DUMP
 	select HAVE_REGS_AND_STACK_ACCESS_API
 	select HAVE_RCU_TABLE_FREE
+	select HAVE_STACKPROTECTOR
 	select HAVE_SYSCALL_TRACEPOINTS
 	select HAVE_KPROBES
 	select HAVE_KRETPROBES
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index fe98e45..3f9deec 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -41,7 +41,6 @@
 	select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
 	select HAVE_CBPF_JIT if (!64BIT && !CPU_MICROMIPS)
 	select HAVE_EBPF_JIT if (64BIT && !CPU_MICROMIPS)
-	select HAVE_CC_STACKPROTECTOR
 	select HAVE_CONTEXT_TRACKING
 	select HAVE_COPY_THREAD_TLS
 	select HAVE_C_RECORDMCOUNT
@@ -66,6 +65,7 @@
 	select HAVE_OPROFILE
 	select HAVE_PERF_EVENTS
 	select HAVE_REGS_AND_STACK_ACCESS_API
+	select HAVE_STACKPROTECTOR
 	select HAVE_SYSCALL_TRACEPOINTS
 	select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP
 	select IRQ_FORCED_THREADING
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 4d61a08..4bedd1c 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -77,7 +77,7 @@
 	select PERF_EVENTS
 	select ARCH_HIBERNATION_POSSIBLE if MMU
 	select SPARSE_IRQ
-	select HAVE_CC_STACKPROTECTOR
+	select HAVE_STACKPROTECTOR
 
 config SUPERH64
 	def_bool "$(ARCH)" = "sh64"
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 455a670..f1dbb4e 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -130,7 +130,6 @@
 	select HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD if X86_64
 	select HAVE_ARCH_VMAP_STACK		if X86_64
 	select HAVE_ARCH_WITHIN_STACK_FRAMES
-	select HAVE_CC_STACKPROTECTOR		if CC_HAS_SANE_STACKPROTECTOR
 	select HAVE_CMPXCHG_DOUBLE
 	select HAVE_CMPXCHG_LOCAL
 	select HAVE_CONTEXT_TRACKING		if X86_64
@@ -182,6 +181,7 @@
 	select HAVE_RCU_TABLE_FREE
 	select HAVE_REGS_AND_STACK_ACCESS_API
 	select HAVE_RELIABLE_STACKTRACE		if X86_64 && UNWINDER_FRAME_POINTER && STACK_VALIDATION
+	select HAVE_STACKPROTECTOR		if CC_HAS_SANE_STACKPROTECTOR
 	select HAVE_STACK_VALIDATION		if X86_64
 	select HAVE_RSEQ
 	select HAVE_SYSCALL_TRACEPOINTS
@@ -327,7 +327,7 @@
 
 config X86_32_LAZY_GS
 	def_bool y
-	depends on X86_32 && CC_STACKPROTECTOR_NONE
+	depends on X86_32 && !STACKPROTECTOR
 
 config ARCH_SUPPORTS_UPROBES
 	def_bool y
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 17df3322..d575e87 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -17,7 +17,6 @@
 	select GENERIC_SCHED_CLOCK
 	select GENERIC_STRNCPY_FROM_USER if KASAN
 	select HAVE_ARCH_KASAN if MMU
-	select HAVE_CC_STACKPROTECTOR
 	select HAVE_DEBUG_KMEMLEAK
 	select HAVE_DMA_CONTIGUOUS
 	select HAVE_EXIT_THREAD
@@ -28,6 +27,7 @@
 	select HAVE_MEMBLOCK
 	select HAVE_OPROFILE
 	select HAVE_PERF_EVENTS
+	select HAVE_STACKPROTECTOR
 	select IRQ_DOMAIN
 	select MODULES_USE_ELF_RELA
 	select NO_BOOTMEM
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index af35404..fa0729c 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -2339,6 +2339,7 @@ static bool is_zero_bvecs(struct bio_vec *bvecs, u32 bytes)
 static int rbd_obj_issue_copyup(struct rbd_obj_request *obj_req, u32 bytes)
 {
 	unsigned int num_osd_ops = obj_req->osd_req->r_num_ops;
+	int ret;
 
 	dout("%s obj_req %p bytes %u\n", __func__, obj_req, bytes);
 	rbd_assert(obj_req->osd_req->r_ops[0].op == CEPH_OSD_OP_STAT);
@@ -2353,6 +2354,11 @@ static int rbd_obj_issue_copyup(struct rbd_obj_request *obj_req, u32 bytes)
 	if (!obj_req->osd_req)
 		return -ENOMEM;
 
+	ret = osd_req_op_cls_init(obj_req->osd_req, 0, CEPH_OSD_OP_CALL, "rbd",
+				  "copyup");
+	if (ret)
+		return ret;
+
 	/*
 	 * Only send non-zero copyup data to save some I/O and network
 	 * bandwidth -- zero copyup data is equivalent to the object not
@@ -2362,9 +2368,6 @@ static int rbd_obj_issue_copyup(struct rbd_obj_request *obj_req, u32 bytes)
 		dout("%s obj_req %p detected zeroes\n", __func__, obj_req);
 		bytes = 0;
 	}
-
-	osd_req_op_cls_init(obj_req->osd_req, 0, CEPH_OSD_OP_CALL, "rbd",
-			    "copyup");
 	osd_req_op_cls_request_data_bvecs(obj_req->osd_req, 0,
 					  obj_req->copyup_bvecs,
 					  obj_req->copyup_bvec_count,
@@ -3397,7 +3400,6 @@ static void cancel_tasks_sync(struct rbd_device *rbd_dev)
 {
 	dout("%s rbd_dev %p\n", __func__, rbd_dev);
 
-	cancel_delayed_work_sync(&rbd_dev->watch_dwork);
 	cancel_work_sync(&rbd_dev->acquired_lock_work);
 	cancel_work_sync(&rbd_dev->released_lock_work);
 	cancel_delayed_work_sync(&rbd_dev->lock_dwork);
@@ -3415,6 +3417,7 @@ static void rbd_unregister_watch(struct rbd_device *rbd_dev)
 	rbd_dev->watch_state = RBD_WATCH_STATE_UNREGISTERED;
 	mutex_unlock(&rbd_dev->watch_mutex);
 
+	cancel_delayed_work_sync(&rbd_dev->watch_dwork);
 	ceph_osdc_flush_notifies(&rbd_dev->rbd_client->client->osdc);
 }
 
diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c
index 5a0fa93..cfe87b4 100644
--- a/drivers/firmware/efi/efi-pstore.c
+++ b/drivers/firmware/efi/efi-pstore.c
@@ -28,10 +28,9 @@ static int efi_pstore_close(struct pstore_info *psi)
 	return 0;
 }
 
-static inline u64 generic_id(unsigned long timestamp,
-			     unsigned int part, int count)
+static inline u64 generic_id(u64 timestamp, unsigned int part, int count)
 {
-	return ((u64) timestamp * 100 + part) * 1000 + count;
+	return (timestamp * 100 + part) * 1000 + count;
 }
 
 static int efi_pstore_read_func(struct efivar_entry *entry,
@@ -42,7 +41,8 @@ static int efi_pstore_read_func(struct efivar_entry *entry,
 	int i;
 	int cnt;
 	unsigned int part;
-	unsigned long time, size;
+	unsigned long size;
+	u64 time;
 
 	if (efi_guidcmp(entry->var.VendorGuid, vendor))
 		return 0;
@@ -50,7 +50,7 @@ static int efi_pstore_read_func(struct efivar_entry *entry,
 	for (i = 0; i < DUMP_NAME_LEN; i++)
 		name[i] = entry->var.VariableName[i];
 
-	if (sscanf(name, "dump-type%u-%u-%d-%lu-%c",
+	if (sscanf(name, "dump-type%u-%u-%d-%llu-%c",
 		   &record->type, &part, &cnt, &time, &data_type) == 5) {
 		record->id = generic_id(time, part, cnt);
 		record->part = part;
@@ -62,7 +62,7 @@ static int efi_pstore_read_func(struct efivar_entry *entry,
 		else
 			record->compressed = false;
 		record->ecc_notice_size = 0;
-	} else if (sscanf(name, "dump-type%u-%u-%d-%lu",
+	} else if (sscanf(name, "dump-type%u-%u-%d-%llu",
 		   &record->type, &part, &cnt, &time) == 4) {
 		record->id = generic_id(time, part, cnt);
 		record->part = part;
@@ -71,7 +71,7 @@ static int efi_pstore_read_func(struct efivar_entry *entry,
 		record->time.tv_nsec = 0;
 		record->compressed = false;
 		record->ecc_notice_size = 0;
-	} else if (sscanf(name, "dump-type%u-%u-%lu",
+	} else if (sscanf(name, "dump-type%u-%u-%llu",
 			  &record->type, &part, &time) == 3) {
 		/*
 		 * Check if an old format,
@@ -250,9 +250,10 @@ static int efi_pstore_write(struct pstore_record *record)
 	/* Since we copy the entire length of name, make sure it is wiped. */
 	memset(name, 0, sizeof(name));
 
-	snprintf(name, sizeof(name), "dump-type%u-%u-%d-%lu-%c",
+	snprintf(name, sizeof(name), "dump-type%u-%u-%d-%lld-%c",
 		 record->type, record->part, record->count,
-		 record->time.tv_sec, record->compressed ? 'C' : 'D');
+		 (long long)record->time.tv_sec,
+		 record->compressed ? 'C' : 'D');
 
 	for (i = 0; i < DUMP_NAME_LEN; i++)
 		efi_name[i] = name[i];
@@ -327,15 +328,15 @@ static int efi_pstore_erase(struct pstore_record *record)
 	char name[DUMP_NAME_LEN];
 	int ret;
 
-	snprintf(name, sizeof(name), "dump-type%u-%u-%d-%lu",
+	snprintf(name, sizeof(name), "dump-type%u-%u-%d-%lld",
 		 record->type, record->part, record->count,
-		 record->time.tv_sec);
+		 (long long)record->time.tv_sec);
 	ret = efi_pstore_erase_name(name);
 	if (ret != -ENOENT)
 		return ret;
 
-	snprintf(name, sizeof(name), "dump-type%u-%u-%lu",
-		record->type, record->part, record->time.tv_sec);
+	snprintf(name, sizeof(name), "dump-type%u-%u-%lld",
+		record->type, record->part, (long long)record->time.tv_sec);
 	ret = efi_pstore_erase_name(name);
 
 	return ret;
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 7c838b9..aba5952 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -867,8 +867,13 @@ static ssize_t tty_read(struct file *file, char __user *buf, size_t count,
 		i = -EIO;
 	tty_ldisc_deref(ld);
 
-	if (i > 0)
-		tty_update_time(&inode->i_atime);
+	if (i > 0) {
+		struct timespec ts;
+
+		ts = timespec64_to_timespec(inode->i_atime);
+		tty_update_time(&ts);
+		inode->i_atime = timespec_to_timespec64(ts);
+	}
 
 	return i;
 }
@@ -969,7 +974,11 @@ static inline ssize_t do_tty_write(
 		cond_resched();
 	}
 	if (written) {
-		tty_update_time(&file_inode(file)->i_mtime);
+		struct timespec ts;
+
+		ts = timespec64_to_timespec(file_inode(file)->i_mtime);
+		tty_update_time(&ts);
+		file_inode(file)->i_mtime = timespec_to_timespec64(ts);
 		ret = written;
 	}
 out:
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 199d257..dce9d12 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -1308,7 +1308,7 @@ ffs_sb_make_inode(struct super_block *sb, void *data,
 	inode = new_inode(sb);
 
 	if (likely(inode)) {
-		struct timespec ts = current_time(inode);
+		struct timespec64 ts = current_time(inode);
 
 		inode->i_ino	 = get_next_ino();
 		inode->i_mode    = perms->mode;
diff --git a/fs/adfs/inode.c b/fs/adfs/inode.c
index 8dbd36f..c836c42 100644
--- a/fs/adfs/inode.c
+++ b/fs/adfs/inode.c
@@ -199,7 +199,7 @@ adfs_adfs2unix_time(struct timespec *tv, struct inode *inode)
 	return;
 
  cur_time:
-	*tv = current_time(inode);
+	*tv = timespec64_to_timespec(current_time(inode));
 	return;
 
  too_early:
@@ -242,6 +242,7 @@ adfs_unix2adfs_time(struct inode *inode, unsigned int secs)
 struct inode *
 adfs_iget(struct super_block *sb, struct object_info *obj)
 {
+	struct timespec ts;
 	struct inode *inode;
 
 	inode = new_inode(sb);
@@ -270,7 +271,9 @@ adfs_iget(struct super_block *sb, struct object_info *obj)
 	ADFS_I(inode)->stamped   = ((obj->loadaddr & 0xfff00000) == 0xfff00000);
 
 	inode->i_mode	 = adfs_atts2mode(sb, inode);
-	adfs_adfs2unix_time(&inode->i_mtime, inode);
+	ts = timespec64_to_timespec(inode->i_mtime);
+	adfs_adfs2unix_time(&ts, inode);
+	inode->i_mtime = timespec_to_timespec64(ts);
 	inode->i_atime = inode->i_mtime;
 	inode->i_ctime = inode->i_mtime;
 
diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c
index b273e1d..5907601 100644
--- a/fs/afs/fsclient.c
+++ b/fs/afs/fsclient.c
@@ -72,7 +72,7 @@ void afs_update_inode_from_status(struct afs_vnode *vnode,
 				  const afs_dataversion_t *expected_version,
 				  u8 flags)
 {
-	struct timespec t;
+	struct timespec64 t;
 	umode_t mode;
 
 	t.tv_sec = status->mtime_client;
diff --git a/fs/attr.c b/fs/attr.c
index d0b4d34..e3d53bf 100644
--- a/fs/attr.c
+++ b/fs/attr.c
@@ -183,14 +183,14 @@ void setattr_copy(struct inode *inode, const struct iattr *attr)
 	if (ia_valid & ATTR_GID)
 		inode->i_gid = attr->ia_gid;
 	if (ia_valid & ATTR_ATIME)
-		inode->i_atime = timespec_trunc(attr->ia_atime,
-						inode->i_sb->s_time_gran);
+		inode->i_atime = timespec64_trunc(attr->ia_atime,
+						  inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_MTIME)
-		inode->i_mtime = timespec_trunc(attr->ia_mtime,
-						inode->i_sb->s_time_gran);
+		inode->i_mtime = timespec64_trunc(attr->ia_mtime,
+						  inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_CTIME)
-		inode->i_ctime = timespec_trunc(attr->ia_ctime,
-						inode->i_sb->s_time_gran);
+		inode->i_ctime = timespec64_trunc(attr->ia_ctime,
+						  inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_MODE) {
 		umode_t mode = attr->ia_mode;
 
@@ -227,7 +227,7 @@ int notify_change(struct dentry * dentry, struct iattr * attr, struct inode **de
 	struct inode *inode = dentry->d_inode;
 	umode_t mode = inode->i_mode;
 	int error;
-	struct timespec now;
+	struct timespec64 now;
 	unsigned int ia_valid = attr->ia_valid;
 
 	WARN_ON_ONCE(!inode_is_locked(inode));
diff --git a/fs/bad_inode.c b/fs/bad_inode.c
index 213b51d..125e8bb 100644
--- a/fs/bad_inode.c
+++ b/fs/bad_inode.c
@@ -126,7 +126,7 @@ static int bad_inode_fiemap(struct inode *inode,
 	return -EIO;
 }
 
-static int bad_inode_update_time(struct inode *inode, struct timespec *time,
+static int bad_inode_update_time(struct inode *inode, struct timespec64 *time,
 				 int flags)
 {
 	return -EIO;
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index f4bf787..118346a 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3197,7 +3197,7 @@ int btrfs_merge_bio_hook(struct page *page, unsigned long offset,
 			 size_t size, struct bio *bio,
 			 unsigned long bio_flags);
 void btrfs_set_range_writeback(void *private_data, u64 start, u64 end);
-int btrfs_page_mkwrite(struct vm_fault *vmf);
+vm_fault_t btrfs_page_mkwrite(struct vm_fault *vmf);
 int btrfs_readpage(struct file *file, struct page *page);
 void btrfs_evict_inode(struct inode *inode);
 int btrfs_write_inode(struct inode *inode, struct writeback_control *wbc);
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 51fc015..cce6087 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4542,7 +4542,7 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
 			offset_in_extent = em_start - em->start;
 		em_end = extent_map_end(em);
 		em_len = em_end - em_start;
-		disko = 0;
+		disko = em->block_start + offset_in_extent;
 		flags = 0;
 
 		/*
@@ -4565,8 +4565,6 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
 			u64 bytenr = em->block_start -
 				(em->start - em->orig_start);
 
-			disko = em->block_start + offset_in_extent;
-
 			/*
 			 * As btrfs supports shared space, this information
 			 * can be exported to userspace tools via
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index f660ba1..51e77d7 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1842,16 +1842,16 @@ static ssize_t __btrfs_direct_write(struct kiocb *iocb, struct iov_iter *from)
 
 static void update_time_for_write(struct inode *inode)
 {
-	struct timespec now;
+	struct timespec64 now;
 
 	if (IS_NOCMTIME(inode))
 		return;
 
 	now = current_time(inode);
-	if (!timespec_equal(&inode->i_mtime, &now))
+	if (!timespec64_equal(&inode->i_mtime, &now))
 		inode->i_mtime = now;
 
-	if (!timespec_equal(&inode->i_ctime, &now))
+	if (!timespec64_equal(&inode->i_ctime, &now))
 		inode->i_ctime = now;
 
 	if (IS_I_VERSION(inode))
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 89b2082..e9482f0 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -5745,7 +5745,7 @@ static struct inode *new_simple_dir(struct super_block *s,
 	inode->i_mtime = current_time(inode);
 	inode->i_atime = inode->i_mtime;
 	inode->i_ctime = inode->i_mtime;
-	BTRFS_I(inode)->i_otime = inode->i_mtime;
+	BTRFS_I(inode)->i_otime = timespec64_to_timespec(inode->i_mtime);
 
 	return inode;
 }
@@ -6094,7 +6094,7 @@ static int btrfs_dirty_inode(struct inode *inode)
  * This is a copy of file_update_time.  We need this so we can return error on
  * ENOSPC for updating the inode in the case of file write and mmap writes.
  */
-static int btrfs_update_time(struct inode *inode, struct timespec *now,
+static int btrfs_update_time(struct inode *inode, struct timespec64 *now,
 			     int flags)
 {
 	struct btrfs_root *root = BTRFS_I(inode)->root;
@@ -6349,7 +6349,7 @@ static struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans,
 	inode->i_mtime = current_time(inode);
 	inode->i_atime = inode->i_mtime;
 	inode->i_ctime = inode->i_mtime;
-	BTRFS_I(inode)->i_otime = inode->i_mtime;
+	BTRFS_I(inode)->i_otime = timespec64_to_timespec(inode->i_mtime);
 
 	inode_item = btrfs_item_ptr(path->nodes[0], path->slots[0],
 				  struct btrfs_inode_item);
@@ -8872,7 +8872,7 @@ static void btrfs_invalidatepage(struct page *page, unsigned int offset,
  * beyond EOF, then the page is guaranteed safe against truncation until we
  * unlock the page.
  */
-int btrfs_page_mkwrite(struct vm_fault *vmf)
+vm_fault_t btrfs_page_mkwrite(struct vm_fault *vmf)
 {
 	struct page *page = vmf->page;
 	struct inode *inode = file_inode(vmf->vma->vm_file);
@@ -8884,7 +8884,8 @@ int btrfs_page_mkwrite(struct vm_fault *vmf)
 	char *kaddr;
 	unsigned long zero_start;
 	loff_t size;
-	int ret;
+	vm_fault_t ret;
+	int ret2;
 	int reserved = 0;
 	u64 reserved_space;
 	u64 page_start;
@@ -8906,17 +8907,14 @@ int btrfs_page_mkwrite(struct vm_fault *vmf)
 	 * end up waiting indefinitely to get a lock on the page currently
 	 * being processed by btrfs_page_mkwrite() function.
 	 */
-	ret = btrfs_delalloc_reserve_space(inode, &data_reserved, page_start,
+	ret2 = btrfs_delalloc_reserve_space(inode, &data_reserved, page_start,
 					   reserved_space);
-	if (!ret) {
-		ret = file_update_time(vmf->vma->vm_file);
+	if (!ret2) {
+		ret2 = file_update_time(vmf->vma->vm_file);
 		reserved = 1;
 	}
-	if (ret) {
-		if (ret == -ENOMEM)
-			ret = VM_FAULT_OOM;
-		else /* -ENOSPC, -EIO, etc */
-			ret = VM_FAULT_SIGBUS;
+	if (ret2) {
+		ret = vmf_error(ret2);
 		if (reserved)
 			goto out;
 		goto out_noreserve;
@@ -8975,15 +8973,15 @@ int btrfs_page_mkwrite(struct vm_fault *vmf)
 			  EXTENT_DO_ACCOUNTING | EXTENT_DEFRAG,
 			  0, 0, &cached_state);
 
-	ret = btrfs_set_extent_delalloc(inode, page_start, end, 0,
+	ret2 = btrfs_set_extent_delalloc(inode, page_start, end, 0,
 					&cached_state, 0);
-	if (ret) {
+	if (ret2) {
 		unlock_extent_cached(io_tree, page_start, page_end,
 				     &cached_state);
 		ret = VM_FAULT_SIGBUS;
 		goto out_unlock;
 	}
-	ret = 0;
+	ret2 = 0;
 
 	/* page is wholly or partially inside EOF */
 	if (page_start + PAGE_SIZE > size)
@@ -9008,7 +9006,7 @@ int btrfs_page_mkwrite(struct vm_fault *vmf)
 	unlock_extent_cached(io_tree, page_start, page_end, &cached_state);
 
 out_unlock:
-	if (!ret) {
+	if (!ret2) {
 		btrfs_delalloc_release_extents(BTRFS_I(inode), PAGE_SIZE, true);
 		sb_end_pagefault(inode->i_sb);
 		extent_changeset_free(data_reserved);
@@ -9437,7 +9435,7 @@ static int btrfs_rename_exchange(struct inode *old_dir,
 	struct btrfs_root *dest = BTRFS_I(new_dir)->root;
 	struct inode *new_inode = new_dentry->d_inode;
 	struct inode *old_inode = old_dentry->d_inode;
-	struct timespec ctime = current_time(old_inode);
+	struct timespec64 ctime = current_time(old_inode);
 	struct dentry *parent;
 	u64 old_ino = btrfs_ino(BTRFS_I(old_inode));
 	u64 new_ino = btrfs_ino(BTRFS_I(new_inode));
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index d29992f..c2837a3 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -562,7 +562,7 @@ static noinline int create_subvol(struct inode *dir,
 	struct btrfs_root *root = BTRFS_I(dir)->root;
 	struct btrfs_root *new_root;
 	struct btrfs_block_rsv block_rsv;
-	struct timespec cur_time = current_time(dir);
+	struct timespec64 cur_time = current_time(dir);
 	struct inode *inode;
 	int ret;
 	int err;
@@ -2438,6 +2438,10 @@ static int btrfs_search_path_in_tree_user(struct inode *inode,
 			}
 
 			temp_inode = btrfs_iget(sb, &key2, root, NULL);
+			if (IS_ERR(temp_inode)) {
+				ret = PTR_ERR(temp_inode);
+				goto out;
+			}
 			ret = inode_permission(temp_inode, MAY_READ | MAY_EXEC);
 			iput(temp_inode);
 			if (ret) {
@@ -5391,7 +5395,7 @@ static long _btrfs_ioctl_set_received_subvol(struct file *file,
 	struct btrfs_root *root = BTRFS_I(inode)->root;
 	struct btrfs_root_item *root_item = &root->root_item;
 	struct btrfs_trans_handle *trans;
-	struct timespec ct = current_time(inode);
+	struct timespec64 ct = current_time(inode);
 	int ret = 0;
 	int received_uuid_changed;
 
diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c
index 6db3bda..c451285 100644
--- a/fs/btrfs/root-tree.c
+++ b/fs/btrfs/root-tree.c
@@ -485,9 +485,9 @@ void btrfs_update_root_times(struct btrfs_trans_handle *trans,
 			     struct btrfs_root *root)
 {
 	struct btrfs_root_item *item = &root->root_item;
-	struct timespec ct;
+	struct timespec64 ct;
 
-	ktime_get_real_ts(&ct);
+	ktime_get_real_ts64(&ct);
 	spin_lock(&root->root_item_lock);
 	btrfs_set_root_ctransid(item, trans->transid);
 	btrfs_set_stack_timespec_sec(&item->ctime, ct.tv_sec);
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index a590058..5723060 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -2799,7 +2799,7 @@ static int scrub_extent(struct scrub_ctx *sctx, struct map_lookup *map,
 			have_csum = scrub_find_csum(sctx, logical, csum);
 			if (have_csum == 0)
 				++sctx->stat.no_csum;
-			if (sctx->is_dev_replace && !have_csum) {
+			if (0 && sctx->is_dev_replace && !have_csum) {
 				ret = copy_nocow_pages(sctx, logical, l,
 						       mirror_num,
 						      physical_for_dev_replace);
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 4485eae..ff5f6c7 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -1422,7 +1422,7 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans,
 	struct dentry *dentry;
 	struct extent_buffer *tmp;
 	struct extent_buffer *old;
-	struct timespec cur_time;
+	struct timespec64 cur_time;
 	int ret = 0;
 	u64 to_reserve = 0;
 	u64 index = 0;
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index c9cb2f3..292b3d7 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -574,6 +574,7 @@ static u64 get_writepages_data_length(struct inode *inode,
  */
 static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
 {
+	struct timespec ts;
 	struct inode *inode;
 	struct ceph_inode_info *ci;
 	struct ceph_fs_client *fsc;
@@ -624,11 +625,12 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
 		set_bdi_congested(inode_to_bdi(inode), BLK_RW_ASYNC);
 
 	set_page_writeback(page);
+	ts = timespec64_to_timespec(inode->i_mtime);
 	err = ceph_osdc_writepages(&fsc->client->osdc, ceph_vino(inode),
 				   &ci->i_layout, snapc, page_off, len,
 				   ceph_wbc.truncate_seq,
 				   ceph_wbc.truncate_size,
-				   &inode->i_mtime, &page, 1);
+				   &ts, &page, 1);
 	if (err < 0) {
 		struct writeback_control tmp_wbc;
 		if (!wbc)
@@ -1132,7 +1134,7 @@ static int ceph_writepages_start(struct address_space *mapping,
 			pages = NULL;
 		}
 
-		req->r_mtime = inode->i_mtime;
+		req->r_mtime = timespec64_to_timespec(inode->i_mtime);
 		rc = ceph_osdc_start_request(&fsc->client->osdc, req, true);
 		BUG_ON(rc);
 		req = NULL;
@@ -1732,7 +1734,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page)
 		goto out;
 	}
 
-	req->r_mtime = inode->i_mtime;
+	req->r_mtime = timespec64_to_timespec(inode->i_mtime);
 	err = ceph_osdc_start_request(&fsc->client->osdc, req, false);
 	if (!err)
 		err = ceph_osdc_wait_request(&fsc->client->osdc, req);
@@ -1774,7 +1776,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page)
 			goto out_put;
 	}
 
-	req->r_mtime = inode->i_mtime;
+	req->r_mtime = timespec64_to_timespec(inode->i_mtime);
 	err = ceph_osdc_start_request(&fsc->client->osdc, req, false);
 	if (!err)
 		err = ceph_osdc_wait_request(&fsc->client->osdc, req);
@@ -1935,8 +1937,7 @@ static int __ceph_pool_perm_get(struct ceph_inode_info *ci,
 				     0, false, true);
 	err = ceph_osdc_start_request(&fsc->client->osdc, rd_req, false);
 
-	wr_req->r_mtime = ci->vfs_inode.i_mtime;
-	wr_req->r_abort_on_full = true;
+	wr_req->r_mtime = timespec64_to_timespec(ci->vfs_inode.i_mtime);
 	err2 = ceph_osdc_start_request(&fsc->client->osdc, wr_req, false);
 
 	if (!err)
diff --git a/fs/ceph/cache.c b/fs/ceph/cache.c
index bb524c8..362900e 100644
--- a/fs/ceph/cache.c
+++ b/fs/ceph/cache.c
@@ -130,7 +130,7 @@ static enum fscache_checkaux ceph_fscache_inode_check_aux(
 
 	memset(&aux, 0, sizeof(aux));
 	aux.version = ci->i_version;
-	aux.mtime = inode->i_mtime;
+	aux.mtime = timespec64_to_timespec(inode->i_mtime);
 
 	if (memcmp(data, &aux, sizeof(aux)) != 0)
 		return FSCACHE_CHECKAUX_OBSOLETE;
@@ -163,7 +163,7 @@ void ceph_fscache_register_inode_cookie(struct inode *inode)
 	if (!ci->fscache) {
 		memset(&aux, 0, sizeof(aux));
 		aux.version = ci->i_version;
-		aux.mtime = inode->i_mtime;
+		aux.mtime = timespec64_to_timespec(inode->i_mtime);
 		ci->fscache = fscache_acquire_cookie(fsc->fscache,
 						     &ceph_fscache_inode_object_def,
 						     &ci->i_vino, sizeof(ci->i_vino),
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 23dbfae..990258c 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -69,6 +69,8 @@ static char *gcap_string(char *s, int c)
 		*s++ = 'w';
 	if (c & CEPH_CAP_GBUFFER)
 		*s++ = 'b';
+	if (c & CEPH_CAP_GWREXTEND)
+		*s++ = 'a';
 	if (c & CEPH_CAP_GLAZYIO)
 		*s++ = 'l';
 	return s;
@@ -1358,9 +1360,9 @@ static int __send_cap(struct ceph_mds_client *mdsc, struct ceph_cap *cap,
 		arg.xattr_buf = NULL;
 	}
 
-	arg.mtime = inode->i_mtime;
-	arg.atime = inode->i_atime;
-	arg.ctime = inode->i_ctime;
+	arg.mtime = timespec64_to_timespec(inode->i_mtime);
+	arg.atime = timespec64_to_timespec(inode->i_atime);
+	arg.ctime = timespec64_to_timespec(inode->i_ctime);
 
 	arg.op = op;
 	arg.caps = cap->implemented;
@@ -3022,30 +3024,41 @@ static void invalidate_aliases(struct inode *inode)
 		dput(prev);
 }
 
+struct cap_extra_info {
+	struct ceph_string *pool_ns;
+	/* inline data */
+	u64 inline_version;
+	void *inline_data;
+	u32 inline_len;
+	/* dirstat */
+	bool dirstat_valid;
+	u64 nfiles;
+	u64 nsubdirs;
+	/* currently issued */
+	int issued;
+};
+
 /*
  * Handle a cap GRANT message from the MDS.  (Note that a GRANT may
  * actually be a revocation if it specifies a smaller cap set.)
  *
  * caller holds s_mutex and i_ceph_lock, we drop both.
  */
-static void handle_cap_grant(struct ceph_mds_client *mdsc,
-			     struct inode *inode, struct ceph_mds_caps *grant,
-			     struct ceph_string **pns, u64 inline_version,
-			     void *inline_data, u32 inline_len,
-			     struct ceph_buffer *xattr_buf,
+static void handle_cap_grant(struct inode *inode,
 			     struct ceph_mds_session *session,
-			     struct ceph_cap *cap, int issued)
+			     struct ceph_cap *cap,
+			     struct ceph_mds_caps *grant,
+			     struct ceph_buffer *xattr_buf,
+			     struct cap_extra_info *extra_info)
 	__releases(ci->i_ceph_lock)
-	__releases(mdsc->snap_rwsem)
+	__releases(session->s_mdsc->snap_rwsem)
 {
 	struct ceph_inode_info *ci = ceph_inode(inode);
-	int mds = session->s_mds;
 	int seq = le32_to_cpu(grant->seq);
 	int newcaps = le32_to_cpu(grant->caps);
 	int used, wanted, dirty;
 	u64 size = le64_to_cpu(grant->size);
 	u64 max_size = le64_to_cpu(grant->max_size);
-	struct timespec mtime, atime, ctime;
 	int check_caps = 0;
 	bool wake = false;
 	bool writeback = false;
@@ -3055,7 +3068,7 @@ static void handle_cap_grant(struct ceph_mds_client *mdsc,
 	bool fill_inline = false;
 
 	dout("handle_cap_grant inode %p cap %p mds%d seq %d %s\n",
-	     inode, cap, mds, seq, ceph_cap_string(newcaps));
+	     inode, cap, session->s_mds, seq, ceph_cap_string(newcaps));
 	dout(" size %llu max_size %llu, i_size %llu\n", size, max_size,
 		inode->i_size);
 
@@ -3101,7 +3114,7 @@ static void handle_cap_grant(struct ceph_mds_client *mdsc,
 	__check_cap_issue(ci, cap, newcaps);
 
 	if ((newcaps & CEPH_CAP_AUTH_SHARED) &&
-	    (issued & CEPH_CAP_AUTH_EXCL) == 0) {
+	    (extra_info->issued & CEPH_CAP_AUTH_EXCL) == 0) {
 		inode->i_mode = le32_to_cpu(grant->mode);
 		inode->i_uid = make_kuid(&init_user_ns, le32_to_cpu(grant->uid));
 		inode->i_gid = make_kgid(&init_user_ns, le32_to_cpu(grant->gid));
@@ -3110,15 +3123,16 @@ static void handle_cap_grant(struct ceph_mds_client *mdsc,
 		     from_kgid(&init_user_ns, inode->i_gid));
 	}
 
-	if ((newcaps & CEPH_CAP_AUTH_SHARED) &&
-	    (issued & CEPH_CAP_LINK_EXCL) == 0) {
+	if ((newcaps & CEPH_CAP_LINK_SHARED) &&
+	    (extra_info->issued & CEPH_CAP_LINK_EXCL) == 0) {
 		set_nlink(inode, le32_to_cpu(grant->nlink));
 		if (inode->i_nlink == 0 &&
 		    (newcaps & (CEPH_CAP_LINK_SHARED | CEPH_CAP_LINK_EXCL)))
 			deleted_inode = true;
 	}
 
-	if ((issued & CEPH_CAP_XATTR_EXCL) == 0 && grant->xattr_len) {
+	if ((extra_info->issued & CEPH_CAP_XATTR_EXCL) == 0 &&
+	    grant->xattr_len) {
 		int len = le32_to_cpu(grant->xattr_len);
 		u64 version = le64_to_cpu(grant->xattr_version);
 
@@ -3134,15 +3148,21 @@ static void handle_cap_grant(struct ceph_mds_client *mdsc,
 	}
 
 	if (newcaps & CEPH_CAP_ANY_RD) {
+		struct timespec mtime, atime, ctime;
 		/* ctime/mtime/atime? */
 		ceph_decode_timespec(&mtime, &grant->mtime);
 		ceph_decode_timespec(&atime, &grant->atime);
 		ceph_decode_timespec(&ctime, &grant->ctime);
-		ceph_fill_file_time(inode, issued,
+		ceph_fill_file_time(inode, extra_info->issued,
 				    le32_to_cpu(grant->time_warp_seq),
 				    &ctime, &mtime, &atime);
 	}
 
+	if ((newcaps & CEPH_CAP_FILE_SHARED) && extra_info->dirstat_valid) {
+		ci->i_files = extra_info->nfiles;
+		ci->i_subdirs = extra_info->nsubdirs;
+	}
+
 	if (newcaps & (CEPH_CAP_ANY_FILE_RD | CEPH_CAP_ANY_FILE_WR)) {
 		/* file layout may have changed */
 		s64 old_pool = ci->i_layout.pool_id;
@@ -3151,15 +3171,16 @@ static void handle_cap_grant(struct ceph_mds_client *mdsc,
 		ceph_file_layout_from_legacy(&ci->i_layout, &grant->layout);
 		old_ns = rcu_dereference_protected(ci->i_layout.pool_ns,
 					lockdep_is_held(&ci->i_ceph_lock));
-		rcu_assign_pointer(ci->i_layout.pool_ns, *pns);
+		rcu_assign_pointer(ci->i_layout.pool_ns, extra_info->pool_ns);
 
-		if (ci->i_layout.pool_id != old_pool || *pns != old_ns)
+		if (ci->i_layout.pool_id != old_pool ||
+		    extra_info->pool_ns != old_ns)
 			ci->i_ceph_flags &= ~CEPH_I_POOL_PERM;
 
-		*pns = old_ns;
+		extra_info->pool_ns = old_ns;
 
 		/* size/truncate_seq? */
-		queue_trunc = ceph_fill_file_size(inode, issued,
+		queue_trunc = ceph_fill_file_size(inode, extra_info->issued,
 					le32_to_cpu(grant->truncate_seq),
 					le64_to_cpu(grant->truncate_size),
 					size);
@@ -3238,24 +3259,26 @@ static void handle_cap_grant(struct ceph_mds_client *mdsc,
 	}
 	BUG_ON(cap->issued & ~cap->implemented);
 
-	if (inline_version > 0 && inline_version >= ci->i_inline_version) {
-		ci->i_inline_version = inline_version;
+	if (extra_info->inline_version > 0 &&
+	    extra_info->inline_version >= ci->i_inline_version) {
+		ci->i_inline_version = extra_info->inline_version;
 		if (ci->i_inline_version != CEPH_INLINE_NONE &&
 		    (newcaps & (CEPH_CAP_FILE_CACHE|CEPH_CAP_FILE_LAZYIO)))
 			fill_inline = true;
 	}
 
 	if (le32_to_cpu(grant->op) == CEPH_CAP_OP_IMPORT) {
-		if (newcaps & ~issued)
+		if (newcaps & ~extra_info->issued)
 			wake = true;
-		kick_flushing_inode_caps(mdsc, session, inode);
-		up_read(&mdsc->snap_rwsem);
+		kick_flushing_inode_caps(session->s_mdsc, session, inode);
+		up_read(&session->s_mdsc->snap_rwsem);
 	} else {
 		spin_unlock(&ci->i_ceph_lock);
 	}
 
 	if (fill_inline)
-		ceph_fill_inline_data(inode, NULL, inline_data, inline_len);
+		ceph_fill_inline_data(inode, NULL, extra_info->inline_data,
+				      extra_info->inline_len);
 
 	if (queue_trunc)
 		ceph_queue_vmtruncate(inode);
@@ -3720,31 +3743,25 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 		      struct ceph_msg *msg)
 {
 	struct ceph_mds_client *mdsc = session->s_mdsc;
-	struct super_block *sb = mdsc->fsc->sb;
 	struct inode *inode;
 	struct ceph_inode_info *ci;
 	struct ceph_cap *cap;
 	struct ceph_mds_caps *h;
 	struct ceph_mds_cap_peer *peer = NULL;
 	struct ceph_snap_realm *realm = NULL;
-	struct ceph_string *pool_ns = NULL;
-	int mds = session->s_mds;
-	int op, issued;
+	int op;
+	int msg_version = le16_to_cpu(msg->hdr.version);
 	u32 seq, mseq;
 	struct ceph_vino vino;
-	u64 tid;
-	u64 inline_version = 0;
-	void *inline_data = NULL;
-	u32  inline_len = 0;
 	void *snaptrace;
 	size_t snaptrace_len;
 	void *p, *end;
+	struct cap_extra_info extra_info = {};
 
-	dout("handle_caps from mds%d\n", mds);
+	dout("handle_caps from mds%d\n", session->s_mds);
 
 	/* decode */
 	end = msg->front.iov_base + msg->front.iov_len;
-	tid = le64_to_cpu(msg->hdr.tid);
 	if (msg->front.iov_len < sizeof(*h))
 		goto bad;
 	h = msg->front.iov_base;
@@ -3758,7 +3775,7 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 	snaptrace_len = le32_to_cpu(h->snap_trace_len);
 	p = snaptrace + snaptrace_len;
 
-	if (le16_to_cpu(msg->hdr.version) >= 2) {
+	if (msg_version >= 2) {
 		u32 flock_len;
 		ceph_decode_32_safe(&p, end, flock_len, bad);
 		if (p + flock_len > end)
@@ -3766,7 +3783,7 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 		p += flock_len;
 	}
 
-	if (le16_to_cpu(msg->hdr.version) >= 3) {
+	if (msg_version >= 3) {
 		if (op == CEPH_CAP_OP_IMPORT) {
 			if (p + sizeof(*peer) > end)
 				goto bad;
@@ -3778,16 +3795,16 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 		}
 	}
 
-	if (le16_to_cpu(msg->hdr.version) >= 4) {
-		ceph_decode_64_safe(&p, end, inline_version, bad);
-		ceph_decode_32_safe(&p, end, inline_len, bad);
-		if (p + inline_len > end)
+	if (msg_version >= 4) {
+		ceph_decode_64_safe(&p, end, extra_info.inline_version, bad);
+		ceph_decode_32_safe(&p, end, extra_info.inline_len, bad);
+		if (p + extra_info.inline_len > end)
 			goto bad;
-		inline_data = p;
-		p += inline_len;
+		extra_info.inline_data = p;
+		p += extra_info.inline_len;
 	}
 
-	if (le16_to_cpu(msg->hdr.version) >= 5) {
+	if (msg_version >= 5) {
 		struct ceph_osd_client	*osdc = &mdsc->fsc->client->osdc;
 		u32			epoch_barrier;
 
@@ -3795,7 +3812,7 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 		ceph_osdc_update_epoch_barrier(osdc, epoch_barrier);
 	}
 
-	if (le16_to_cpu(msg->hdr.version) >= 8) {
+	if (msg_version >= 8) {
 		u64 flush_tid;
 		u32 caller_uid, caller_gid;
 		u32 pool_ns_len;
@@ -3809,13 +3826,33 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 		ceph_decode_32_safe(&p, end, pool_ns_len, bad);
 		if (pool_ns_len > 0) {
 			ceph_decode_need(&p, end, pool_ns_len, bad);
-			pool_ns = ceph_find_or_create_string(p, pool_ns_len);
+			extra_info.pool_ns =
+				ceph_find_or_create_string(p, pool_ns_len);
 			p += pool_ns_len;
 		}
 	}
 
+	if (msg_version >= 11) {
+		struct ceph_timespec *btime;
+		u64 change_attr;
+		u32 flags;
+
+		/* version >= 9 */
+		if (p + sizeof(*btime) > end)
+			goto bad;
+		btime = p;
+		p += sizeof(*btime);
+		ceph_decode_64_safe(&p, end, change_attr, bad);
+		/* version >= 10 */
+		ceph_decode_32_safe(&p, end, flags, bad);
+		/* version >= 11 */
+		extra_info.dirstat_valid = true;
+		ceph_decode_64_safe(&p, end, extra_info.nfiles, bad);
+		ceph_decode_64_safe(&p, end, extra_info.nsubdirs, bad);
+	}
+
 	/* lookup ino */
-	inode = ceph_find_inode(sb, vino);
+	inode = ceph_find_inode(mdsc->fsc->sb, vino);
 	ci = ceph_inode(inode);
 	dout(" op %s ino %llx.%llx inode %p\n", ceph_cap_op_name(op), vino.ino,
 	     vino.snap, inode);
@@ -3848,7 +3885,8 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 	/* these will work even if we don't have a cap yet */
 	switch (op) {
 	case CEPH_CAP_OP_FLUSHSNAP_ACK:
-		handle_cap_flushsnap_ack(inode, tid, h, session);
+		handle_cap_flushsnap_ack(inode, le64_to_cpu(msg->hdr.tid),
+					 h, session);
 		goto done;
 
 	case CEPH_CAP_OP_EXPORT:
@@ -3867,10 +3905,9 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 			down_read(&mdsc->snap_rwsem);
 		}
 		handle_cap_import(mdsc, inode, h, peer, session,
-				  &cap, &issued);
-		handle_cap_grant(mdsc, inode, h, &pool_ns,
-				 inline_version, inline_data, inline_len,
-				 msg->middle, session, cap, issued);
+				  &cap, &extra_info.issued);
+		handle_cap_grant(inode, session, cap,
+				 h, msg->middle, &extra_info);
 		if (realm)
 			ceph_put_snap_realm(mdsc, realm);
 		goto done_unlocked;
@@ -3878,10 +3915,11 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 
 	/* the rest require a cap */
 	spin_lock(&ci->i_ceph_lock);
-	cap = __get_cap_for_mds(ceph_inode(inode), mds);
+	cap = __get_cap_for_mds(ceph_inode(inode), session->s_mds);
 	if (!cap) {
 		dout(" no cap on %p ino %llx.%llx from mds%d\n",
-		     inode, ceph_ino(inode), ceph_snap(inode), mds);
+		     inode, ceph_ino(inode), ceph_snap(inode),
+		     session->s_mds);
 		spin_unlock(&ci->i_ceph_lock);
 		goto flush_cap_releases;
 	}
@@ -3890,15 +3928,15 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 	switch (op) {
 	case CEPH_CAP_OP_REVOKE:
 	case CEPH_CAP_OP_GRANT:
-		__ceph_caps_issued(ci, &issued);
-		issued |= __ceph_caps_dirty(ci);
-		handle_cap_grant(mdsc, inode, h, &pool_ns,
-				 inline_version, inline_data, inline_len,
-				 msg->middle, session, cap, issued);
+		__ceph_caps_issued(ci, &extra_info.issued);
+		extra_info.issued |= __ceph_caps_dirty(ci);
+		handle_cap_grant(inode, session, cap,
+				 h, msg->middle, &extra_info);
 		goto done_unlocked;
 
 	case CEPH_CAP_OP_FLUSH_ACK:
-		handle_cap_flush_ack(inode, tid, h, session, cap);
+		handle_cap_flush_ack(inode, le64_to_cpu(msg->hdr.tid),
+				     h, session, cap);
 		break;
 
 	case CEPH_CAP_OP_TRUNC:
@@ -3925,7 +3963,7 @@ void ceph_handle_caps(struct ceph_mds_session *session,
 	mutex_unlock(&session->s_mutex);
 done_unlocked:
 	iput(inode);
-	ceph_put_string(pool_ns);
+	ceph_put_string(extra_info.pool_ns);
 	return;
 
 bad:
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 1a78dd6..036ac0f 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -1486,6 +1486,8 @@ const struct file_operations ceph_dir_fops = {
 	.release = ceph_release,
 	.unlocked_ioctl = ceph_ioctl,
 	.fsync = ceph_fsync,
+	.lock = ceph_lock,
+	.flock = ceph_flock,
 };
 
 const struct file_operations ceph_snapdir_fops = {
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index cf0e45b..ad0bed9 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -895,7 +895,6 @@ static void ceph_aio_retry_work(struct work_struct *work)
 	req->r_callback = ceph_aio_complete_req;
 	req->r_inode = inode;
 	req->r_priv = aio_req;
-	req->r_abort_on_full = true;
 
 	ret = ceph_osdc_start_request(req->r_osdc, req, false);
 out:
@@ -924,7 +923,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 	int num_pages = 0;
 	int flags;
 	int ret;
-	struct timespec mtime = current_time(inode);
+	struct timespec mtime = timespec64_to_timespec(current_time(inode));
 	size_t count = iov_iter_count(iter);
 	loff_t pos = iocb->ki_pos;
 	bool write = iov_iter_rw(iter) == WRITE;
@@ -1132,7 +1131,7 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos,
 	int flags;
 	int ret;
 	bool check_caps = false;
-	struct timespec mtime = current_time(inode);
+	struct timespec mtime = timespec64_to_timespec(current_time(inode));
 	size_t count = iov_iter_count(from);
 
 	if (ceph_snap(file_inode(file)) != CEPH_NOSNAP)
@@ -1664,7 +1663,7 @@ static int ceph_zero_partial_object(struct inode *inode,
 		goto out;
 	}
 
-	req->r_mtime = inode->i_mtime;
+	req->r_mtime = timespec64_to_timespec(inode->i_mtime);
 	ret = ceph_osdc_start_request(&fsc->client->osdc, req, false);
 	if (!ret) {
 		ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index ae05692..ee764ac 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -662,6 +662,9 @@ void ceph_fill_file_time(struct inode *inode, int issued,
 			 struct timespec *mtime, struct timespec *atime)
 {
 	struct ceph_inode_info *ci = ceph_inode(inode);
+	struct timespec64 ctime64 = timespec_to_timespec64(*ctime);
+	struct timespec64 mtime64 = timespec_to_timespec64(*mtime);
+	struct timespec64 atime64 = timespec_to_timespec64(*atime);
 	int warn = 0;
 
 	if (issued & (CEPH_CAP_FILE_EXCL|
@@ -670,39 +673,39 @@ void ceph_fill_file_time(struct inode *inode, int issued,
 		      CEPH_CAP_AUTH_EXCL|
 		      CEPH_CAP_XATTR_EXCL)) {
 		if (ci->i_version == 0 ||
-		    timespec_compare(ctime, &inode->i_ctime) > 0) {
-			dout("ctime %ld.%09ld -> %ld.%09ld inc w/ cap\n",
-			     inode->i_ctime.tv_sec, inode->i_ctime.tv_nsec,
-			     ctime->tv_sec, ctime->tv_nsec);
-			inode->i_ctime = *ctime;
+		    timespec64_compare(&ctime64, &inode->i_ctime) > 0) {
+			dout("ctime %lld.%09ld -> %lld.%09ld inc w/ cap\n",
+			     (long long)inode->i_ctime.tv_sec, inode->i_ctime.tv_nsec,
+			     (long long)ctime->tv_sec, ctime->tv_nsec);
+			inode->i_ctime = ctime64;
 		}
 		if (ci->i_version == 0 ||
 		    ceph_seq_cmp(time_warp_seq, ci->i_time_warp_seq) > 0) {
 			/* the MDS did a utimes() */
-			dout("mtime %ld.%09ld -> %ld.%09ld "
+			dout("mtime %lld.%09ld -> %lld.%09ld "
 			     "tw %d -> %d\n",
-			     inode->i_mtime.tv_sec, inode->i_mtime.tv_nsec,
-			     mtime->tv_sec, mtime->tv_nsec,
+			     (long long)inode->i_mtime.tv_sec, inode->i_mtime.tv_nsec,
+			     (long long)mtime->tv_sec, mtime->tv_nsec,
 			     ci->i_time_warp_seq, (int)time_warp_seq);
 
-			inode->i_mtime = *mtime;
-			inode->i_atime = *atime;
+			inode->i_mtime = mtime64;
+			inode->i_atime = atime64;
 			ci->i_time_warp_seq = time_warp_seq;
 		} else if (time_warp_seq == ci->i_time_warp_seq) {
 			/* nobody did utimes(); take the max */
-			if (timespec_compare(mtime, &inode->i_mtime) > 0) {
-				dout("mtime %ld.%09ld -> %ld.%09ld inc\n",
-				     inode->i_mtime.tv_sec,
+			if (timespec64_compare(&mtime64, &inode->i_mtime) > 0) {
+				dout("mtime %lld.%09ld -> %lld.%09ld inc\n",
+				     (long long)inode->i_mtime.tv_sec,
 				     inode->i_mtime.tv_nsec,
-				     mtime->tv_sec, mtime->tv_nsec);
-				inode->i_mtime = *mtime;
+				     (long long)mtime->tv_sec, mtime->tv_nsec);
+				inode->i_mtime = mtime64;
 			}
-			if (timespec_compare(atime, &inode->i_atime) > 0) {
-				dout("atime %ld.%09ld -> %ld.%09ld inc\n",
-				     inode->i_atime.tv_sec,
+			if (timespec64_compare(&atime64, &inode->i_atime) > 0) {
+				dout("atime %lld.%09ld -> %lld.%09ld inc\n",
+				     (long long)inode->i_atime.tv_sec,
 				     inode->i_atime.tv_nsec,
-				     atime->tv_sec, atime->tv_nsec);
-				inode->i_atime = *atime;
+				     (long long)atime->tv_sec, atime->tv_nsec);
+				inode->i_atime = atime64;
 			}
 		} else if (issued & CEPH_CAP_FILE_EXCL) {
 			/* we did a utimes(); ignore mds values */
@@ -712,9 +715,9 @@ void ceph_fill_file_time(struct inode *inode, int issued,
 	} else {
 		/* we have no write|excl caps; whatever the MDS says is true */
 		if (ceph_seq_cmp(time_warp_seq, ci->i_time_warp_seq) >= 0) {
-			inode->i_ctime = *ctime;
-			inode->i_mtime = *mtime;
-			inode->i_atime = *atime;
+			inode->i_ctime = ctime64;
+			inode->i_mtime = mtime64;
+			inode->i_atime = atime64;
 			ci->i_time_warp_seq = time_warp_seq;
 		} else {
 			warn = 1;
@@ -739,7 +742,7 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 	struct ceph_mds_client *mdsc = ceph_inode_to_client(inode)->mdsc;
 	struct ceph_mds_reply_inode *info = iinfo->in;
 	struct ceph_inode_info *ci = ceph_inode(inode);
-	int issued = 0, implemented, new_issued;
+	int issued, new_issued, info_caps;
 	struct timespec mtime, atime, ctime;
 	struct ceph_buffer *xattr_blob = NULL;
 	struct ceph_string *pool_ns = NULL;
@@ -754,8 +757,10 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 	     inode, ceph_vinop(inode), le64_to_cpu(info->version),
 	     ci->i_version);
 
+	info_caps = le32_to_cpu(info->cap.caps);
+
 	/* prealloc new cap struct */
-	if (info->cap.caps && ceph_snap(inode) == CEPH_NOSNAP)
+	if (info_caps && ceph_snap(inode) == CEPH_NOSNAP)
 		new_cap = ceph_get_cap(mdsc, caps_reservation);
 
 	/*
@@ -792,9 +797,9 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 	     le64_to_cpu(info->version) > (ci->i_version & ~1)))
 		new_version = true;
 
-	issued = __ceph_caps_issued(ci, &implemented);
-	issued |= implemented | __ceph_caps_dirty(ci);
-	new_issued = ~issued & le32_to_cpu(info->cap.caps);
+	__ceph_caps_issued(ci, &issued);
+	issued |= __ceph_caps_dirty(ci);
+	new_issued = ~issued & info_caps;
 
 	/* update inode */
 	inode->i_rdev = le32_to_cpu(info->rdev);
@@ -826,6 +831,11 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 				&ctime, &mtime, &atime);
 	}
 
+	if (new_version || (info_caps & CEPH_CAP_FILE_SHARED)) {
+		ci->i_files = le64_to_cpu(info->files);
+		ci->i_subdirs = le64_to_cpu(info->subdirs);
+	}
+
 	if (new_version ||
 	    (new_issued & (CEPH_CAP_ANY_FILE_RD | CEPH_CAP_ANY_FILE_WR))) {
 		s64 old_pool = ci->i_layout.pool_id;
@@ -854,6 +864,18 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 		}
 	}
 
+	/* layout and rstat are not tracked by capability, update them if
+	 * the inode info is from auth mds */
+	if (new_version || (info->cap.flags & CEPH_CAP_FLAG_AUTH)) {
+		if (S_ISDIR(inode->i_mode)) {
+			ci->i_dir_layout = iinfo->dir_layout;
+			ci->i_rbytes = le64_to_cpu(info->rbytes);
+			ci->i_rfiles = le64_to_cpu(info->rfiles);
+			ci->i_rsubdirs = le64_to_cpu(info->rsubdirs);
+			ceph_decode_timespec(&ci->i_rctime, &info->rctime);
+		}
+	}
+
 	/* xattrs */
 	/* note that if i_xattrs.len <= 4, i_xattrs.data will still be NULL. */
 	if ((ci->i_xattrs.version == 0 || !(issued & CEPH_CAP_XATTR_EXCL))  &&
@@ -870,7 +892,8 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 	}
 
 	/* finally update i_version */
-	ci->i_version = le64_to_cpu(info->version);
+	if (le64_to_cpu(info->version) > ci->i_version)
+		ci->i_version = le64_to_cpu(info->version);
 
 	inode->i_mapping->a_ops = &ceph_aops;
 
@@ -918,15 +941,6 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 	case S_IFDIR:
 		inode->i_op = &ceph_dir_iops;
 		inode->i_fop = &ceph_dir_fops;
-
-		ci->i_dir_layout = iinfo->dir_layout;
-
-		ci->i_files = le64_to_cpu(info->files);
-		ci->i_subdirs = le64_to_cpu(info->subdirs);
-		ci->i_rbytes = le64_to_cpu(info->rbytes);
-		ci->i_rfiles = le64_to_cpu(info->rfiles);
-		ci->i_rsubdirs = le64_to_cpu(info->rsubdirs);
-		ceph_decode_timespec(&ci->i_rctime, &info->rctime);
 		break;
 	default:
 		pr_err("fill_inode %llx.%llx BAD mode 0%o\n",
@@ -934,12 +948,11 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 	}
 
 	/* were we issued a capability? */
-	if (info->cap.caps) {
+	if (info_caps) {
 		if (ceph_snap(inode) == CEPH_NOSNAP) {
-			unsigned caps = le32_to_cpu(info->cap.caps);
 			ceph_add_cap(inode, session,
 				     le64_to_cpu(info->cap.cap_id),
-				     cap_fmode, caps,
+				     cap_fmode, info_caps,
 				     le32_to_cpu(info->cap.wanted),
 				     le32_to_cpu(info->cap.seq),
 				     le32_to_cpu(info->cap.mseq),
@@ -949,7 +962,7 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 			/* set dir completion flag? */
 			if (S_ISDIR(inode->i_mode) &&
 			    ci->i_files == 0 && ci->i_subdirs == 0 &&
-			    (caps & CEPH_CAP_FILE_SHARED) &&
+			    (info_caps & CEPH_CAP_FILE_SHARED) &&
 			    (issued & CEPH_CAP_FILE_EXCL) == 0 &&
 			    !__ceph_dir_is_complete(ci)) {
 				dout(" marking %p complete (empty)\n", inode);
@@ -962,8 +975,8 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 			wake = true;
 		} else {
 			dout(" %p got snap_caps %s\n", inode,
-			     ceph_cap_string(le32_to_cpu(info->cap.caps)));
-			ci->i_snap_caps |= le32_to_cpu(info->cap.caps);
+			     ceph_cap_string(info_caps));
+			ci->i_snap_caps |= info_caps;
 			if (cap_fmode >= 0)
 				__ceph_get_fmode(ci, cap_fmode);
 		}
@@ -978,8 +991,7 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 		int cache_caps = CEPH_CAP_FILE_CACHE | CEPH_CAP_FILE_LAZYIO;
 		ci->i_inline_version = iinfo->inline_version;
 		if (ci->i_inline_version != CEPH_INLINE_NONE &&
-		    (locked_page ||
-		     (le32_to_cpu(info->cap.caps) & cache_caps)))
+		    (locked_page || (info_caps & cache_caps)))
 			fill_inline = true;
 	}
 
@@ -1941,6 +1953,7 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
 	int err = 0;
 	int inode_dirty_flags = 0;
 	bool lock_snap_rwsem = false;
+	struct timespec ts;
 
 	prealloc_cf = ceph_alloc_cap_flush();
 	if (!prealloc_cf)
@@ -2015,44 +2028,44 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
 	}
 
 	if (ia_valid & ATTR_ATIME) {
-		dout("setattr %p atime %ld.%ld -> %ld.%ld\n", inode,
-		     inode->i_atime.tv_sec, inode->i_atime.tv_nsec,
-		     attr->ia_atime.tv_sec, attr->ia_atime.tv_nsec);
+		dout("setattr %p atime %lld.%ld -> %lld.%ld\n", inode,
+		     (long long)inode->i_atime.tv_sec, inode->i_atime.tv_nsec,
+		     (long long)attr->ia_atime.tv_sec, attr->ia_atime.tv_nsec);
 		if (issued & CEPH_CAP_FILE_EXCL) {
 			ci->i_time_warp_seq++;
 			inode->i_atime = attr->ia_atime;
 			dirtied |= CEPH_CAP_FILE_EXCL;
 		} else if ((issued & CEPH_CAP_FILE_WR) &&
-			   timespec_compare(&inode->i_atime,
+			   timespec64_compare(&inode->i_atime,
 					    &attr->ia_atime) < 0) {
 			inode->i_atime = attr->ia_atime;
 			dirtied |= CEPH_CAP_FILE_WR;
 		} else if ((issued & CEPH_CAP_FILE_SHARED) == 0 ||
-			   !timespec_equal(&inode->i_atime, &attr->ia_atime)) {
-			ceph_encode_timespec(&req->r_args.setattr.atime,
-					     &attr->ia_atime);
+			   !timespec64_equal(&inode->i_atime, &attr->ia_atime)) {
+			ts = timespec64_to_timespec(attr->ia_atime);
+			ceph_encode_timespec(&req->r_args.setattr.atime, &ts);
 			mask |= CEPH_SETATTR_ATIME;
 			release |= CEPH_CAP_FILE_SHARED |
 				   CEPH_CAP_FILE_RD | CEPH_CAP_FILE_WR;
 		}
 	}
 	if (ia_valid & ATTR_MTIME) {
-		dout("setattr %p mtime %ld.%ld -> %ld.%ld\n", inode,
-		     inode->i_mtime.tv_sec, inode->i_mtime.tv_nsec,
-		     attr->ia_mtime.tv_sec, attr->ia_mtime.tv_nsec);
+		dout("setattr %p mtime %lld.%ld -> %lld.%ld\n", inode,
+		     (long long)inode->i_mtime.tv_sec, inode->i_mtime.tv_nsec,
+		     (long long)attr->ia_mtime.tv_sec, attr->ia_mtime.tv_nsec);
 		if (issued & CEPH_CAP_FILE_EXCL) {
 			ci->i_time_warp_seq++;
 			inode->i_mtime = attr->ia_mtime;
 			dirtied |= CEPH_CAP_FILE_EXCL;
 		} else if ((issued & CEPH_CAP_FILE_WR) &&
-			   timespec_compare(&inode->i_mtime,
+			   timespec64_compare(&inode->i_mtime,
 					    &attr->ia_mtime) < 0) {
 			inode->i_mtime = attr->ia_mtime;
 			dirtied |= CEPH_CAP_FILE_WR;
 		} else if ((issued & CEPH_CAP_FILE_SHARED) == 0 ||
-			   !timespec_equal(&inode->i_mtime, &attr->ia_mtime)) {
-			ceph_encode_timespec(&req->r_args.setattr.mtime,
-					     &attr->ia_mtime);
+			   !timespec64_equal(&inode->i_mtime, &attr->ia_mtime)) {
+			ts = timespec64_to_timespec(attr->ia_mtime);
+			ceph_encode_timespec(&req->r_args.setattr.mtime, &ts);
 			mask |= CEPH_SETATTR_MTIME;
 			release |= CEPH_CAP_FILE_SHARED |
 				   CEPH_CAP_FILE_RD | CEPH_CAP_FILE_WR;
@@ -2082,9 +2095,9 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
 	if (ia_valid & ATTR_CTIME) {
 		bool only = (ia_valid & (ATTR_SIZE|ATTR_MTIME|ATTR_ATIME|
 					 ATTR_MODE|ATTR_UID|ATTR_GID)) == 0;
-		dout("setattr %p ctime %ld.%ld -> %ld.%ld (%s)\n", inode,
-		     inode->i_ctime.tv_sec, inode->i_ctime.tv_nsec,
-		     attr->ia_ctime.tv_sec, attr->ia_ctime.tv_nsec,
+		dout("setattr %p ctime %lld.%ld -> %lld.%ld (%s)\n", inode,
+		     (long long)inode->i_ctime.tv_sec, inode->i_ctime.tv_nsec,
+		     (long long)attr->ia_ctime.tv_sec, attr->ia_ctime.tv_nsec,
 		     only ? "ctime only" : "ignored");
 		if (only) {
 			/*
@@ -2126,7 +2139,7 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
 		req->r_inode_drop = release;
 		req->r_args.setattr.mask = cpu_to_le32(mask);
 		req->r_num_caps = 1;
-		req->r_stamp = attr->ia_ctime;
+		req->r_stamp = timespec64_to_timespec(attr->ia_ctime);
 		err = ceph_mdsc_do_request(mdsc, NULL, req);
 	}
 	dout("setattr %p result=%d (%s locally, %d remote)\n", inode, err,
@@ -2178,6 +2191,7 @@ int __ceph_do_getattr(struct inode *inode, struct page *locked_page,
 	struct ceph_fs_client *fsc = ceph_sb_to_client(inode->i_sb);
 	struct ceph_mds_client *mdsc = fsc->mdsc;
 	struct ceph_mds_request *req;
+	int mode;
 	int err;
 
 	if (ceph_snap(inode) == CEPH_SNAPDIR) {
@@ -2190,7 +2204,8 @@ int __ceph_do_getattr(struct inode *inode, struct page *locked_page,
 	if (!force && ceph_caps_issued_mask(ceph_inode(inode), mask, 1))
 		return 0;
 
-	req = ceph_mdsc_create_request(mdsc, CEPH_MDS_OP_GETATTR, USE_ANY_MDS);
+	mode = (mask & CEPH_STAT_RSTAT) ? USE_AUTH_MDS : USE_ANY_MDS;
+	req = ceph_mdsc_create_request(mdsc, CEPH_MDS_OP_GETATTR, mode);
 	if (IS_ERR(req))
 		return PTR_ERR(req);
 	req->r_inode = inode;
@@ -2261,6 +2276,14 @@ int ceph_getattr(const struct path *path, struct kstat *stat,
 				stat->size = ci->i_files + ci->i_subdirs;
 			stat->blocks = 0;
 			stat->blksize = 65536;
+			/*
+			 * Some applications rely on the number of st_nlink
+			 * value on directories to be either 0 (if unlinked)
+			 * or 2 + number of subdirectories.
+			 */
+			if (stat->nlink == 1)
+				/* '.' + '..' + subdirs */
+				stat->nlink = 1 + 1 + ci->i_subdirs;
 		}
 	}
 	return err;
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index cf8d248..dc8bc66 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -2958,12 +2958,15 @@ static int encode_caps_cb(struct inode *inode, struct ceph_cap *cap,
 		rec.v2.flock_len = (__force __le32)
 			((ci->i_ceph_flags & CEPH_I_ERROR_FILELOCK) ? 0 : 1);
 	} else {
+		struct timespec ts;
 		rec.v1.cap_id = cpu_to_le64(cap->cap_id);
 		rec.v1.wanted = cpu_to_le32(__ceph_caps_wanted(ci));
 		rec.v1.issued = cpu_to_le32(cap->issued);
 		rec.v1.size = cpu_to_le64(inode->i_size);
-		ceph_encode_timespec(&rec.v1.mtime, &inode->i_mtime);
-		ceph_encode_timespec(&rec.v1.atime, &inode->i_atime);
+		ts = timespec64_to_timespec(inode->i_mtime);
+		ceph_encode_timespec(&rec.v1.mtime, &ts);
+		ts = timespec64_to_timespec(inode->i_atime);
+		ceph_encode_timespec(&rec.v1.atime, &ts);
 		rec.v1.snaprealm = cpu_to_le64(ci->i_snap_realm->ino);
 		rec.v1.pathbase = cpu_to_le64(pathbase);
 	}
diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index 041c27e..af81555 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -594,9 +594,9 @@ int __ceph_finish_cap_snap(struct ceph_inode_info *ci,
 
 	BUG_ON(capsnap->writing);
 	capsnap->size = inode->i_size;
-	capsnap->mtime = inode->i_mtime;
-	capsnap->atime = inode->i_atime;
-	capsnap->ctime = inode->i_ctime;
+	capsnap->mtime = timespec64_to_timespec(inode->i_mtime);
+	capsnap->atime = timespec64_to_timespec(inode->i_atime);
+	capsnap->ctime = timespec64_to_timespec(inode->i_ctime);
 	capsnap->time_warp_seq = ci->i_time_warp_seq;
 	capsnap->truncate_size = ci->i_truncate_size;
 	capsnap->truncate_seq = ci->i_truncate_seq;
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index b33082e..95a3b3a 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -45,7 +45,7 @@ static void ceph_put_super(struct super_block *s)
 static int ceph_statfs(struct dentry *dentry, struct kstatfs *buf)
 {
 	struct ceph_fs_client *fsc = ceph_inode_to_client(d_inode(dentry));
-	struct ceph_monmap *monmap = fsc->client->monc.monmap;
+	struct ceph_mon_client *monc = &fsc->client->monc;
 	struct ceph_statfs st;
 	u64 fsid;
 	int err;
@@ -58,7 +58,7 @@ static int ceph_statfs(struct dentry *dentry, struct kstatfs *buf)
 	}
 
 	dout("statfs\n");
-	err = ceph_monc_do_statfs(&fsc->client->monc, data_pool, &st);
+	err = ceph_monc_do_statfs(monc, data_pool, &st);
 	if (err < 0)
 		return err;
 
@@ -94,8 +94,11 @@ static int ceph_statfs(struct dentry *dentry, struct kstatfs *buf)
 	buf->f_namelen = NAME_MAX;
 
 	/* Must convert the fsid, for consistent values across arches */
-	fsid = le64_to_cpu(*(__le64 *)(&monmap->fsid)) ^
-	       le64_to_cpu(*((__le64 *)&monmap->fsid + 1));
+	mutex_lock(&monc->mutex);
+	fsid = le64_to_cpu(*(__le64 *)(&monc->monmap->fsid)) ^
+	       le64_to_cpu(*((__le64 *)&monc->monmap->fsid + 1));
+	mutex_unlock(&monc->mutex);
+
 	buf->f_fsid.val[0] = fsid & 0xffffffff;
 	buf->f_fsid.val[1] = fsid >> 32;
 
@@ -256,19 +259,19 @@ static int parse_fsopt_token(char *c, void *private)
 		break;
 		/* misc */
 	case Opt_wsize:
-		if (intval < PAGE_SIZE || intval > CEPH_MAX_WRITE_SIZE)
+		if (intval < (int)PAGE_SIZE || intval > CEPH_MAX_WRITE_SIZE)
 			return -EINVAL;
 		fsopt->wsize = ALIGN(intval, PAGE_SIZE);
 		break;
 	case Opt_rsize:
-		if (intval < PAGE_SIZE || intval > CEPH_MAX_READ_SIZE)
+		if (intval < (int)PAGE_SIZE || intval > CEPH_MAX_READ_SIZE)
 			return -EINVAL;
 		fsopt->rsize = ALIGN(intval, PAGE_SIZE);
 		break;
 	case Opt_rasize:
 		if (intval < 0)
 			return -EINVAL;
-		fsopt->rasize = ALIGN(intval + PAGE_SIZE - 1, PAGE_SIZE);
+		fsopt->rasize = ALIGN(intval, PAGE_SIZE);
 		break;
 	case Opt_caps_wanted_delay_min:
 		if (intval < 1)
@@ -286,7 +289,7 @@ static int parse_fsopt_token(char *c, void *private)
 		fsopt->max_readdir = intval;
 		break;
 	case Opt_readdir_max_bytes:
-		if (intval < PAGE_SIZE && intval != 0)
+		if (intval < (int)PAGE_SIZE && intval != 0)
 			return -EINVAL;
 		fsopt->max_readdir_bytes = intval;
 		break;
@@ -534,6 +537,8 @@ static int ceph_show_options(struct seq_file *m, struct dentry *root)
 		seq_puts(m, ",noasyncreaddir");
 	if ((fsopt->flags & CEPH_MOUNT_OPT_DCACHE) == 0)
 		seq_puts(m, ",nodcache");
+	if (fsopt->flags & CEPH_MOUNT_OPT_INO32)
+		seq_puts(m, ",ino32");
 	if (fsopt->flags & CEPH_MOUNT_OPT_FSCACHE) {
 		seq_show_option(m, "fsc", fsopt->fscache_uniq);
 	}
@@ -551,7 +556,7 @@ static int ceph_show_options(struct seq_file *m, struct dentry *root)
 
 	if (fsopt->mds_namespace)
 		seq_show_option(m, "mds_namespace", fsopt->mds_namespace);
-	if (fsopt->wsize)
+	if (fsopt->wsize != CEPH_MAX_WRITE_SIZE)
 		seq_printf(m, ",wsize=%d", fsopt->wsize);
 	if (fsopt->rsize != CEPH_MAX_READ_SIZE)
 		seq_printf(m, ",rsize=%d", fsopt->rsize);
@@ -616,7 +621,9 @@ static struct ceph_fs_client *create_fs_client(struct ceph_mount_options *fsopt,
 		err = PTR_ERR(fsc->client);
 		goto fail;
 	}
+
 	fsc->client->extra_mon_dispatch = extra_mon_dispatch;
+	fsc->client->osdc.abort_on_full = true;
 
 	if (!fsopt->mds_namespace) {
 		ceph_monc_want_map(&fsc->client->monc, CEPH_SUB_MDSMAP,
@@ -674,6 +681,13 @@ static struct ceph_fs_client *create_fs_client(struct ceph_mount_options *fsopt,
 	return ERR_PTR(err);
 }
 
+static void flush_fs_workqueues(struct ceph_fs_client *fsc)
+{
+	flush_workqueue(fsc->wb_wq);
+	flush_workqueue(fsc->pg_inv_wq);
+	flush_workqueue(fsc->trunc_wq);
+}
+
 static void destroy_fs_client(struct ceph_fs_client *fsc)
 {
 	dout("destroy_fs_client %p\n", fsc);
@@ -793,6 +807,7 @@ static void ceph_umount_begin(struct super_block *sb)
 	if (!fsc)
 		return;
 	fsc->mount_state = CEPH_MOUNT_SHUTDOWN;
+	ceph_osdc_abort_requests(&fsc->client->osdc, -EIO);
 	ceph_mdsc_force_umount(fsc->mdsc);
 	return;
 }
@@ -1088,6 +1103,8 @@ static void ceph_kill_sb(struct super_block *s)
 	dout("kill_sb %p\n", s);
 
 	ceph_mdsc_pre_umount(fsc->mdsc);
+	flush_fs_workqueues(fsc);
+
 	generic_shutdown_super(s);
 
 	fsc->client->extra_mon_dispatch = NULL;
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c
index 315f7e6..5bc8edb 100644
--- a/fs/ceph/xattr.c
+++ b/fs/ceph/xattr.c
@@ -50,10 +50,14 @@ struct ceph_vxattr {
 	size_t name_size;	/* strlen(name) + 1 (for '\0') */
 	size_t (*getxattr_cb)(struct ceph_inode_info *ci, char *val,
 			      size_t size);
-	bool readonly, hidden;
 	bool (*exists_cb)(struct ceph_inode_info *ci);
+	unsigned int flags;
 };
 
+#define VXATTR_FLAG_READONLY		(1<<0)
+#define VXATTR_FLAG_HIDDEN		(1<<1)
+#define VXATTR_FLAG_RSTAT		(1<<2)
+
 /* layouts */
 
 static bool ceph_vxattrcb_layout_exists(struct ceph_inode_info *ci)
@@ -262,32 +266,31 @@ static size_t ceph_vxattrcb_quota_max_files(struct ceph_inode_info *ci,
 #define CEPH_XATTR_NAME2(_type, _name, _name2)	\
 	XATTR_CEPH_PREFIX #_type "." #_name "." #_name2
 
-#define XATTR_NAME_CEPH(_type, _name)					\
+#define XATTR_NAME_CEPH(_type, _name, _flags)				\
 	{								\
 		.name = CEPH_XATTR_NAME(_type, _name),			\
 		.name_size = sizeof (CEPH_XATTR_NAME(_type, _name)), \
 		.getxattr_cb = ceph_vxattrcb_ ## _type ## _ ## _name, \
-		.readonly = true,				\
-		.hidden = false,				\
-		.exists_cb = NULL,			\
+		.exists_cb = NULL,					\
+		.flags = (VXATTR_FLAG_READONLY | _flags),		\
 	}
+#define XATTR_RSTAT_FIELD(_type, _name)			\
+	XATTR_NAME_CEPH(_type, _name, VXATTR_FLAG_RSTAT)
 #define XATTR_LAYOUT_FIELD(_type, _name, _field)			\
 	{								\
 		.name = CEPH_XATTR_NAME2(_type, _name, _field),	\
 		.name_size = sizeof (CEPH_XATTR_NAME2(_type, _name, _field)), \
 		.getxattr_cb = ceph_vxattrcb_ ## _name ## _ ## _field, \
-		.readonly = false,				\
-		.hidden = true,			\
 		.exists_cb = ceph_vxattrcb_layout_exists,	\
+		.flags = VXATTR_FLAG_HIDDEN,			\
 	}
 #define XATTR_QUOTA_FIELD(_type, _name)					\
 	{								\
 		.name = CEPH_XATTR_NAME(_type, _name),			\
 		.name_size = sizeof(CEPH_XATTR_NAME(_type, _name)),	\
 		.getxattr_cb = ceph_vxattrcb_ ## _type ## _ ## _name,	\
-		.readonly = false,					\
-		.hidden = true,						\
 		.exists_cb = ceph_vxattrcb_quota_exists,		\
+		.flags = VXATTR_FLAG_HIDDEN,				\
 	}
 
 static struct ceph_vxattr ceph_dir_vxattrs[] = {
@@ -295,30 +298,28 @@ static struct ceph_vxattr ceph_dir_vxattrs[] = {
 		.name = "ceph.dir.layout",
 		.name_size = sizeof("ceph.dir.layout"),
 		.getxattr_cb = ceph_vxattrcb_layout,
-		.readonly = false,
-		.hidden = true,
 		.exists_cb = ceph_vxattrcb_layout_exists,
+		.flags = VXATTR_FLAG_HIDDEN,
 	},
 	XATTR_LAYOUT_FIELD(dir, layout, stripe_unit),
 	XATTR_LAYOUT_FIELD(dir, layout, stripe_count),
 	XATTR_LAYOUT_FIELD(dir, layout, object_size),
 	XATTR_LAYOUT_FIELD(dir, layout, pool),
 	XATTR_LAYOUT_FIELD(dir, layout, pool_namespace),
-	XATTR_NAME_CEPH(dir, entries),
-	XATTR_NAME_CEPH(dir, files),
-	XATTR_NAME_CEPH(dir, subdirs),
-	XATTR_NAME_CEPH(dir, rentries),
-	XATTR_NAME_CEPH(dir, rfiles),
-	XATTR_NAME_CEPH(dir, rsubdirs),
-	XATTR_NAME_CEPH(dir, rbytes),
-	XATTR_NAME_CEPH(dir, rctime),
+	XATTR_NAME_CEPH(dir, entries, 0),
+	XATTR_NAME_CEPH(dir, files, 0),
+	XATTR_NAME_CEPH(dir, subdirs, 0),
+	XATTR_RSTAT_FIELD(dir, rentries),
+	XATTR_RSTAT_FIELD(dir, rfiles),
+	XATTR_RSTAT_FIELD(dir, rsubdirs),
+	XATTR_RSTAT_FIELD(dir, rbytes),
+	XATTR_RSTAT_FIELD(dir, rctime),
 	{
 		.name = "ceph.quota",
 		.name_size = sizeof("ceph.quota"),
 		.getxattr_cb = ceph_vxattrcb_quota,
-		.readonly = false,
-		.hidden = true,
 		.exists_cb = ceph_vxattrcb_quota_exists,
+		.flags = VXATTR_FLAG_HIDDEN,
 	},
 	XATTR_QUOTA_FIELD(quota, max_bytes),
 	XATTR_QUOTA_FIELD(quota, max_files),
@@ -333,9 +334,8 @@ static struct ceph_vxattr ceph_file_vxattrs[] = {
 		.name = "ceph.file.layout",
 		.name_size = sizeof("ceph.file.layout"),
 		.getxattr_cb = ceph_vxattrcb_layout,
-		.readonly = false,
-		.hidden = true,
 		.exists_cb = ceph_vxattrcb_layout_exists,
+		.flags = VXATTR_FLAG_HIDDEN,
 	},
 	XATTR_LAYOUT_FIELD(file, layout, stripe_unit),
 	XATTR_LAYOUT_FIELD(file, layout, stripe_count),
@@ -374,9 +374,10 @@ static size_t __init vxattrs_name_size(struct ceph_vxattr *vxattrs)
 	struct ceph_vxattr *vxattr;
 	size_t size = 0;
 
-	for (vxattr = vxattrs; vxattr->name; vxattr++)
-		if (!vxattr->hidden)
+	for (vxattr = vxattrs; vxattr->name; vxattr++) {
+		if (!(vxattr->flags & VXATTR_FLAG_HIDDEN))
 			size += vxattr->name_size;
+	}
 
 	return size;
 }
@@ -809,7 +810,10 @@ ssize_t __ceph_getxattr(struct inode *inode, const char *name, void *value,
 	/* let's see if a virtual xattr was requested */
 	vxattr = ceph_match_vxattr(inode, name);
 	if (vxattr) {
-		err = ceph_do_getattr(inode, 0, true);
+		int mask = 0;
+		if (vxattr->flags & VXATTR_FLAG_RSTAT)
+			mask |= CEPH_STAT_RSTAT;
+		err = ceph_do_getattr(inode, mask, true);
 		if (err)
 			return err;
 		err = -ENODATA;
@@ -919,7 +923,7 @@ ssize_t ceph_listxattr(struct dentry *dentry, char *names, size_t size)
 	err = namelen;
 	if (vxattrs) {
 		for (i = 0; vxattrs[i].name; i++) {
-			if (!vxattrs[i].hidden &&
+			if (!(vxattrs[i].flags & VXATTR_FLAG_HIDDEN) &&
 			    !(vxattrs[i].exists_cb &&
 			      !vxattrs[i].exists_cb(ci))) {
 				len = sprintf(names, "%s", vxattrs[i].name);
@@ -1024,7 +1028,7 @@ int __ceph_setxattr(struct inode *inode, const char *name,
 
 	vxattr = ceph_match_vxattr(inode, name);
 	if (vxattr) {
-		if (vxattr->readonly)
+		if (vxattr->flags & VXATTR_FLAG_READONLY)
 			return -EOPNOTSUPP;
 		if (value && !strncmp(vxattr->name, "ceph.quota", 10))
 			check_realm = true;
diff --git a/fs/cifs/cache.c b/fs/cifs/cache.c
index edf5f40..e1553d1 100644
--- a/fs/cifs/cache.c
+++ b/fs/cifs/cache.c
@@ -128,8 +128,8 @@ fscache_checkaux cifs_fscache_inode_check_aux(void *cookie_netfs_data,
 
 	memset(&auxdata, 0, sizeof(auxdata));
 	auxdata.eof = cifsi->server_eof;
-	auxdata.last_write_time = cifsi->vfs_inode.i_mtime;
-	auxdata.last_change_time = cifsi->vfs_inode.i_ctime;
+	auxdata.last_write_time = timespec64_to_timespec(cifsi->vfs_inode.i_mtime);
+	auxdata.last_change_time = timespec64_to_timespec(cifsi->vfs_inode.i_ctime);
 
 	if (memcmp(data, &auxdata, datalen) != 0)
 		return FSCACHE_CHECKAUX_OBSOLETE;
diff --git a/fs/cifs/fscache.c b/fs/cifs/fscache.c
index 25d3f66..85145a7 100644
--- a/fs/cifs/fscache.c
+++ b/fs/cifs/fscache.c
@@ -129,8 +129,8 @@ static void cifs_fscache_acquire_inode_cookie(struct cifsInodeInfo *cifsi,
 
 	memset(&auxdata, 0, sizeof(auxdata));
 	auxdata.eof = cifsi->server_eof;
-	auxdata.last_write_time = cifsi->vfs_inode.i_mtime;
-	auxdata.last_change_time = cifsi->vfs_inode.i_ctime;
+	auxdata.last_write_time = timespec64_to_timespec(cifsi->vfs_inode.i_mtime);
+	auxdata.last_change_time = timespec64_to_timespec(cifsi->vfs_inode.i_ctime);
 
 	cifsi->fscache =
 		fscache_acquire_cookie(tcon->fscache,
@@ -166,8 +166,8 @@ void cifs_fscache_release_inode_cookie(struct inode *inode)
 	if (cifsi->fscache) {
 		memset(&auxdata, 0, sizeof(auxdata));
 		auxdata.eof = cifsi->server_eof;
-		auxdata.last_write_time = cifsi->vfs_inode.i_mtime;
-		auxdata.last_change_time = cifsi->vfs_inode.i_ctime;
+		auxdata.last_write_time = timespec64_to_timespec(cifsi->vfs_inode.i_mtime);
+		auxdata.last_change_time = timespec64_to_timespec(cifsi->vfs_inode.i_ctime);
 
 		cifs_dbg(FYI, "%s: (0x%p)\n", __func__, cifsi->fscache);
 		fscache_relinquish_cookie(cifsi->fscache, &auxdata, false);
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index a94071c..f4697f5 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -95,6 +95,7 @@ static void
 cifs_revalidate_cache(struct inode *inode, struct cifs_fattr *fattr)
 {
 	struct cifsInodeInfo *cifs_i = CIFS_I(inode);
+	struct timespec ts;
 
 	cifs_dbg(FYI, "%s: revalidating inode %llu\n",
 		 __func__, cifs_i->uniqueid);
@@ -113,7 +114,8 @@ cifs_revalidate_cache(struct inode *inode, struct cifs_fattr *fattr)
 	}
 
 	 /* revalidate if mtime or size have changed */
-	if (timespec_equal(&inode->i_mtime, &fattr->cf_mtime) &&
+	ts = timespec64_to_timespec(inode->i_mtime);
+	if (timespec_equal(&ts, &fattr->cf_mtime) &&
 	    cifs_i->server_eof == fattr->cf_eof) {
 		cifs_dbg(FYI, "%s: inode %llu is unchanged\n",
 			 __func__, cifs_i->uniqueid);
@@ -162,9 +164,9 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr)
 	cifs_revalidate_cache(inode, fattr);
 
 	spin_lock(&inode->i_lock);
-	inode->i_atime = fattr->cf_atime;
-	inode->i_mtime = fattr->cf_mtime;
-	inode->i_ctime = fattr->cf_ctime;
+	inode->i_atime = timespec_to_timespec64(fattr->cf_atime);
+	inode->i_mtime = timespec_to_timespec64(fattr->cf_mtime);
+	inode->i_ctime = timespec_to_timespec64(fattr->cf_ctime);
 	inode->i_rdev = fattr->cf_rdev;
 	cifs_nlink_fattr_to_inode(inode, fattr);
 	inode->i_uid = fattr->cf_uid;
@@ -1123,14 +1125,14 @@ cifs_set_file_info(struct inode *inode, struct iattr *attrs, unsigned int xid,
 	if (attrs->ia_valid & ATTR_ATIME) {
 		set_time = true;
 		info_buf.LastAccessTime =
-			cpu_to_le64(cifs_UnixTimeToNT(attrs->ia_atime));
+			cpu_to_le64(cifs_UnixTimeToNT(timespec64_to_timespec(attrs->ia_atime)));
 	} else
 		info_buf.LastAccessTime = 0;
 
 	if (attrs->ia_valid & ATTR_MTIME) {
 		set_time = true;
 		info_buf.LastWriteTime =
-		    cpu_to_le64(cifs_UnixTimeToNT(attrs->ia_mtime));
+		    cpu_to_le64(cifs_UnixTimeToNT(timespec64_to_timespec(attrs->ia_mtime)));
 	} else
 		info_buf.LastWriteTime = 0;
 
@@ -1143,7 +1145,7 @@ cifs_set_file_info(struct inode *inode, struct iattr *attrs, unsigned int xid,
 	if (set_time && (attrs->ia_valid & ATTR_CTIME)) {
 		cifs_dbg(FYI, "CIFS - CTIME changed\n");
 		info_buf.ChangeTime =
-		    cpu_to_le64(cifs_UnixTimeToNT(attrs->ia_ctime));
+		    cpu_to_le64(cifs_UnixTimeToNT(timespec64_to_timespec(attrs->ia_ctime)));
 	} else
 		info_buf.ChangeTime = 0;
 
@@ -2060,8 +2062,8 @@ int cifs_getattr(const struct path *path, struct kstat *stat,
 	/* old CIFS Unix Extensions doesn't return create time */
 	if (CIFS_I(inode)->createtime) {
 		stat->result_mask |= STATX_BTIME;
-		stat->btime =
-		      cifs_NTtimeToUnix(cpu_to_le64(CIFS_I(inode)->createtime));
+		stat->btime = timespec_to_timespec64(
+		      cifs_NTtimeToUnix(cpu_to_le64(CIFS_I(inode)->createtime)));
 	}
 
 	stat->attributes_mask |= (STATX_ATTR_COMPRESSED | STATX_ATTR_ENCRYPTED);
@@ -2267,17 +2269,17 @@ cifs_setattr_unix(struct dentry *direntry, struct iattr *attrs)
 		args->gid = INVALID_GID; /* no change */
 
 	if (attrs->ia_valid & ATTR_ATIME)
-		args->atime = cifs_UnixTimeToNT(attrs->ia_atime);
+		args->atime = cifs_UnixTimeToNT(timespec64_to_timespec(attrs->ia_atime));
 	else
 		args->atime = NO_CHANGE_64;
 
 	if (attrs->ia_valid & ATTR_MTIME)
-		args->mtime = cifs_UnixTimeToNT(attrs->ia_mtime);
+		args->mtime = cifs_UnixTimeToNT(timespec64_to_timespec(attrs->ia_mtime));
 	else
 		args->mtime = NO_CHANGE_64;
 
 	if (attrs->ia_valid & ATTR_CTIME)
-		args->ctime = cifs_UnixTimeToNT(attrs->ia_ctime);
+		args->ctime = cifs_UnixTimeToNT(timespec64_to_timespec(attrs->ia_ctime));
 	else
 		args->ctime = NO_CHANGE_64;
 
diff --git a/fs/coda/coda_linux.c b/fs/coda/coda_linux.c
index ca599df..f3d543d 100644
--- a/fs/coda/coda_linux.c
+++ b/fs/coda/coda_linux.c
@@ -105,11 +105,11 @@ void coda_vattr_to_iattr(struct inode *inode, struct coda_vattr *attr)
 	if (attr->va_size != -1)
 		inode->i_blocks = (attr->va_size + 511) >> 9;
 	if (attr->va_atime.tv_sec != -1) 
-	        inode->i_atime = attr->va_atime;
+		inode->i_atime = timespec_to_timespec64(attr->va_atime);
 	if (attr->va_mtime.tv_sec != -1)
-	        inode->i_mtime = attr->va_mtime;
+		inode->i_mtime = timespec_to_timespec64(attr->va_mtime);
         if (attr->va_ctime.tv_sec != -1)
-	        inode->i_ctime = attr->va_ctime;
+		inode->i_ctime = timespec_to_timespec64(attr->va_ctime);
 }
 
 
@@ -175,13 +175,13 @@ void coda_iattr_to_vattr(struct iattr *iattr, struct coda_vattr *vattr)
                 vattr->va_size = iattr->ia_size;
 	}
         if ( valid & ATTR_ATIME ) {
-                vattr->va_atime = iattr->ia_atime;
+		vattr->va_atime = timespec64_to_timespec(iattr->ia_atime);
 	}
         if ( valid & ATTR_MTIME ) {
-                vattr->va_mtime = iattr->ia_mtime;
+		vattr->va_mtime = timespec64_to_timespec(iattr->ia_mtime);
 	}
         if ( valid & ATTR_CTIME ) {
-                vattr->va_ctime = iattr->ia_ctime;
+		vattr->va_ctime = timespec64_to_timespec(iattr->ia_ctime);
 	}
 }
 
diff --git a/fs/configfs/inode.c b/fs/configfs/inode.c
index ad718e5..28ef9e5 100644
--- a/fs/configfs/inode.c
+++ b/fs/configfs/inode.c
@@ -90,14 +90,14 @@ int configfs_setattr(struct dentry * dentry, struct iattr * iattr)
 	if (ia_valid & ATTR_GID)
 		sd_iattr->ia_gid = iattr->ia_gid;
 	if (ia_valid & ATTR_ATIME)
-		sd_iattr->ia_atime = timespec_trunc(iattr->ia_atime,
-						inode->i_sb->s_time_gran);
+		sd_iattr->ia_atime = timespec64_trunc(iattr->ia_atime,
+						      inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_MTIME)
-		sd_iattr->ia_mtime = timespec_trunc(iattr->ia_mtime,
-						inode->i_sb->s_time_gran);
+		sd_iattr->ia_mtime = timespec64_trunc(iattr->ia_mtime,
+						      inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_CTIME)
-		sd_iattr->ia_ctime = timespec_trunc(iattr->ia_ctime,
-						inode->i_sb->s_time_gran);
+		sd_iattr->ia_ctime = timespec64_trunc(iattr->ia_ctime,
+						      inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_MODE) {
 		umode_t mode = iattr->ia_mode;
 
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index c4fb9ad..f408994 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -90,7 +90,7 @@ static struct inode *get_cramfs_inode(struct super_block *sb,
 	const struct cramfs_inode *cramfs_inode, unsigned int offset)
 {
 	struct inode *inode;
-	static struct timespec zerotime;
+	static struct timespec64 zerotime;
 
 	inode = iget_locked(sb, cramino(cramfs_inode, offset));
 	if (!inode)
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index df95412..0b12785 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -817,12 +817,14 @@ static inline void ext4_decode_extra_time(struct timespec *time, __le32 extra)
 	time->tv_nsec = (le32_to_cpu(extra) & EXT4_NSEC_MASK) >> EXT4_EPOCH_BITS;
 }
 
-#define EXT4_INODE_SET_XTIME(xtime, inode, raw_inode)			       \
-do {									       \
-	(raw_inode)->xtime = cpu_to_le32((inode)->xtime.tv_sec);	       \
-	if (EXT4_FITS_IN_INODE(raw_inode, EXT4_I(inode), xtime ## _extra))     \
-		(raw_inode)->xtime ## _extra =				       \
-				ext4_encode_extra_time(&(inode)->xtime);       \
+#define EXT4_INODE_SET_XTIME(xtime, inode, raw_inode)				\
+do {										\
+	(raw_inode)->xtime = cpu_to_le32((inode)->xtime.tv_sec);		\
+	if (EXT4_FITS_IN_INODE(raw_inode, EXT4_I(inode), xtime ## _extra))     {\
+		struct timespec ts = timespec64_to_timespec((inode)->xtime);	\
+		(raw_inode)->xtime ## _extra =					\
+				ext4_encode_extra_time(&ts);			\
+		}								\
 } while (0)
 
 #define EXT4_EINODE_SET_XTIME(xtime, einode, raw_inode)			       \
@@ -834,16 +836,20 @@ do {									       \
 				ext4_encode_extra_time(&(einode)->xtime);      \
 } while (0)
 
-#define EXT4_INODE_GET_XTIME(xtime, inode, raw_inode)			       \
-do {									       \
-	(inode)->xtime.tv_sec = (signed)le32_to_cpu((raw_inode)->xtime);       \
-	if (EXT4_FITS_IN_INODE(raw_inode, EXT4_I(inode), xtime ## _extra))     \
-		ext4_decode_extra_time(&(inode)->xtime,			       \
-				       raw_inode->xtime ## _extra);	       \
-	else								       \
-		(inode)->xtime.tv_nsec = 0;				       \
+#define EXT4_INODE_GET_XTIME(xtime, inode, raw_inode)				\
+do {										\
+	(inode)->xtime.tv_sec = (signed)le32_to_cpu((raw_inode)->xtime);	\
+	if (EXT4_FITS_IN_INODE(raw_inode, EXT4_I(inode), xtime ## _extra)) {	\
+		struct timespec ts = timespec64_to_timespec((inode)->xtime);	\
+		ext4_decode_extra_time(&ts,					\
+				       raw_inode->xtime ## _extra);		\
+		(inode)->xtime = timespec_to_timespec64(ts);			\
+		}								\
+	else									\
+		(inode)->xtime.tv_nsec = 0;					\
 } while (0)
 
+
 #define EXT4_EINODE_GET_XTIME(xtime, einode, raw_inode)			       \
 do {									       \
 	if (EXT4_FITS_IN_INODE(raw_inode, einode, xtime))		       \
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 4d6e007..f525f90 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1072,8 +1072,8 @@ struct inode *__ext4_new_inode(handle_t *handle, struct inode *dir,
 	inode->i_ino = ino + group * EXT4_INODES_PER_GROUP(sb);
 	/* This is the optimal IO size (for stat), not the fs block size */
 	inode->i_blocks = 0;
-	inode->i_mtime = inode->i_atime = inode->i_ctime = ei->i_crtime =
-						       current_time(inode);
+	inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
+	ei->i_crtime = timespec64_to_timespec(inode->i_mtime);
 
 	memset(ei->i_data, 0, sizeof(ei->i_data));
 	ei->i_dir_start_lookup = 0;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 4a09063..2a4c25c 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -3673,7 +3673,7 @@ static int ext4_cross_rename(struct inode *old_dir, struct dentry *old_dentry,
 	};
 	u8 new_file_type;
 	int retval;
-	struct timespec ctime;
+	struct timespec64 ctime;
 
 	if ((ext4_test_inode_flag(new_dir, EXT4_INODE_PROJINHERIT) &&
 	     !projid_eq(EXT4_I(new_dir)->i_projid,
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 4c09e77..4d8b1de 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -2518,6 +2518,7 @@ static inline void clear_file(struct inode *inode, int type)
 
 static inline bool f2fs_skip_inode_update(struct inode *inode, int dsync)
 {
+	struct timespec ts;
 	bool ret;
 
 	if (dsync) {
@@ -2533,11 +2534,14 @@ static inline bool f2fs_skip_inode_update(struct inode *inode, int dsync)
 			i_size_read(inode) & ~PAGE_MASK)
 		return false;
 
-	if (!timespec_equal(F2FS_I(inode)->i_disk_time, &inode->i_atime))
+	ts = timespec64_to_timespec(inode->i_atime);
+	if (!timespec_equal(F2FS_I(inode)->i_disk_time, &ts))
 		return false;
-	if (!timespec_equal(F2FS_I(inode)->i_disk_time + 1, &inode->i_ctime))
+	ts = timespec64_to_timespec(inode->i_ctime);
+	if (!timespec_equal(F2FS_I(inode)->i_disk_time + 1, &ts))
 		return false;
-	if (!timespec_equal(F2FS_I(inode)->i_disk_time + 2, &inode->i_mtime))
+	ts = timespec64_to_timespec(inode->i_mtime);
+	if (!timespec_equal(F2FS_I(inode)->i_disk_time + 2, &ts))
 		return false;
 	if (!timespec_equal(F2FS_I(inode)->i_disk_time + 3,
 						&F2FS_I(inode)->i_crtime))
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index cadb425..6880c6f 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -730,14 +730,14 @@ static void __setattr_copy(struct inode *inode, const struct iattr *attr)
 	if (ia_valid & ATTR_GID)
 		inode->i_gid = attr->ia_gid;
 	if (ia_valid & ATTR_ATIME)
-		inode->i_atime = timespec_trunc(attr->ia_atime,
-						inode->i_sb->s_time_gran);
+		inode->i_atime = timespec64_trunc(attr->ia_atime,
+						  inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_MTIME)
-		inode->i_mtime = timespec_trunc(attr->ia_mtime,
-						inode->i_sb->s_time_gran);
+		inode->i_mtime = timespec64_trunc(attr->ia_mtime,
+						  inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_CTIME)
-		inode->i_ctime = timespec_trunc(attr->ia_ctime,
-						inode->i_sb->s_time_gran);
+		inode->i_ctime = timespec64_trunc(attr->ia_ctime,
+						  inode->i_sb->s_time_gran);
 	if (ia_valid & ATTR_MODE) {
 		umode_t mode = attr->ia_mode;
 
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index 30a7773..f121c86 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -297,9 +297,9 @@ static int do_read_inode(struct inode *inode)
 		fi->i_crtime.tv_nsec = le32_to_cpu(ri->i_crtime_nsec);
 	}
 
-	F2FS_I(inode)->i_disk_time[0] = inode->i_atime;
-	F2FS_I(inode)->i_disk_time[1] = inode->i_ctime;
-	F2FS_I(inode)->i_disk_time[2] = inode->i_mtime;
+	F2FS_I(inode)->i_disk_time[0] = timespec64_to_timespec(inode->i_atime);
+	F2FS_I(inode)->i_disk_time[1] = timespec64_to_timespec(inode->i_ctime);
+	F2FS_I(inode)->i_disk_time[2] = timespec64_to_timespec(inode->i_mtime);
 	F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime;
 	f2fs_put_page(node_page, 1);
 
@@ -470,9 +470,9 @@ void f2fs_update_inode(struct inode *inode, struct page *node_page)
 	if (inode->i_nlink == 0)
 		clear_inline_node(node_page);
 
-	F2FS_I(inode)->i_disk_time[0] = inode->i_atime;
-	F2FS_I(inode)->i_disk_time[1] = inode->i_ctime;
-	F2FS_I(inode)->i_disk_time[2] = inode->i_mtime;
+	F2FS_I(inode)->i_disk_time[0] = timespec64_to_timespec(inode->i_atime);
+	F2FS_I(inode)->i_disk_time[1] = timespec64_to_timespec(inode->i_ctime);
+	F2FS_I(inode)->i_disk_time[2] = timespec64_to_timespec(inode->i_mtime);
 	F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime;
 }
 
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 64050c8..231b7f3 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -50,8 +50,8 @@ static struct inode *f2fs_new_inode(struct inode *dir, umode_t mode)
 
 	inode->i_ino = ino;
 	inode->i_blocks = 0;
-	inode->i_mtime = inode->i_atime = inode->i_ctime =
-			F2FS_I(inode)->i_crtime = current_time(inode);
+	inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
+	F2FS_I(inode)->i_crtime = timespec64_to_timespec(inode->i_mtime);
 	inode->i_generation = sbi->s_next_generation++;
 
 	if (S_ISDIR(inode->i_mode))
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 4f818f7..065dc91 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -508,6 +508,7 @@ static int fat_validate_dir(struct inode *dir)
 /* doesn't deal with root inode */
 int fat_fill_inode(struct inode *inode, struct msdos_dir_entry *de)
 {
+	struct timespec ts;
 	struct msdos_sb_info *sbi = MSDOS_SB(inode->i_sb);
 	int error;
 
@@ -558,11 +559,14 @@ int fat_fill_inode(struct inode *inode, struct msdos_dir_entry *de)
 	inode->i_blocks = ((inode->i_size + (sbi->cluster_size - 1))
 			   & ~((loff_t)sbi->cluster_size - 1)) >> 9;
 
-	fat_time_fat2unix(sbi, &inode->i_mtime, de->time, de->date, 0);
+	fat_time_fat2unix(sbi, &ts, de->time, de->date, 0);
+	inode->i_mtime = timespec_to_timespec64(ts);
 	if (sbi->options.isvfat) {
-		fat_time_fat2unix(sbi, &inode->i_ctime, de->ctime,
+		fat_time_fat2unix(sbi, &ts, de->ctime,
 				  de->cdate, de->ctime_cs);
-		fat_time_fat2unix(sbi, &inode->i_atime, 0, de->adate, 0);
+		inode->i_ctime = timespec_to_timespec64(ts);
+		fat_time_fat2unix(sbi, &ts, 0, de->adate, 0);
+		inode->i_atime = timespec_to_timespec64(ts);
 	} else
 		inode->i_ctime = inode->i_atime = inode->i_mtime;
 
@@ -831,6 +835,7 @@ static int fat_statfs(struct dentry *dentry, struct kstatfs *buf)
 
 static int __fat_write_inode(struct inode *inode, int wait)
 {
+	struct timespec ts;
 	struct super_block *sb = inode->i_sb;
 	struct msdos_sb_info *sbi = MSDOS_SB(sb);
 	struct buffer_head *bh;
@@ -868,13 +873,16 @@ static int __fat_write_inode(struct inode *inode, int wait)
 		raw_entry->size = cpu_to_le32(inode->i_size);
 	raw_entry->attr = fat_make_attrs(inode);
 	fat_set_start(raw_entry, MSDOS_I(inode)->i_logstart);
-	fat_time_unix2fat(sbi, &inode->i_mtime, &raw_entry->time,
+	ts = timespec64_to_timespec(inode->i_mtime);
+	fat_time_unix2fat(sbi, &ts, &raw_entry->time,
 			  &raw_entry->date, NULL);
 	if (sbi->options.isvfat) {
 		__le16 atime;
-		fat_time_unix2fat(sbi, &inode->i_ctime, &raw_entry->ctime,
+		ts = timespec64_to_timespec(inode->i_ctime);
+		fat_time_unix2fat(sbi, &ts, &raw_entry->ctime,
 				  &raw_entry->cdate, &raw_entry->ctime_cs);
-		fat_time_unix2fat(sbi, &inode->i_atime, &atime,
+		ts = timespec64_to_timespec(inode->i_atime);
+		fat_time_unix2fat(sbi, &ts, &atime,
 				  &raw_entry->adate, NULL);
 	}
 	spin_unlock(&sbi->inode_hash_lock);
diff --git a/fs/fat/namei_msdos.c b/fs/fat/namei_msdos.c
index 484ce67..16a832c 100644
--- a/fs/fat/namei_msdos.c
+++ b/fs/fat/namei_msdos.c
@@ -250,7 +250,7 @@ static int msdos_add_entry(struct inode *dir, const unsigned char *name,
 	if (err)
 		return err;
 
-	dir->i_ctime = dir->i_mtime = *ts;
+	dir->i_ctime = dir->i_mtime = timespec_to_timespec64(*ts);
 	if (IS_DIRSYNC(dir))
 		(void)fat_sync_inode(dir);
 	else
@@ -266,7 +266,8 @@ static int msdos_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 	struct super_block *sb = dir->i_sb;
 	struct inode *inode = NULL;
 	struct fat_slot_info sinfo;
-	struct timespec ts;
+	struct timespec64 ts;
+	struct timespec t;
 	unsigned char msdos_name[MSDOS_NAME];
 	int err, is_hid;
 
@@ -285,7 +286,8 @@ static int msdos_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 	}
 
 	ts = current_time(dir);
-	err = msdos_add_entry(dir, msdos_name, 0, is_hid, 0, &ts, &sinfo);
+	t = timespec64_to_timespec(ts);
+	err = msdos_add_entry(dir, msdos_name, 0, is_hid, 0, &t, &sinfo);
 	if (err)
 		goto out;
 	inode = fat_build_inode(sb, sinfo.de, sinfo.i_pos);
@@ -344,7 +346,8 @@ static int msdos_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 	struct fat_slot_info sinfo;
 	struct inode *inode;
 	unsigned char msdos_name[MSDOS_NAME];
-	struct timespec ts;
+	struct timespec64 ts;
+	struct timespec t;
 	int err, is_hid, cluster;
 
 	mutex_lock(&MSDOS_SB(sb)->s_lock);
@@ -362,12 +365,13 @@ static int msdos_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 	}
 
 	ts = current_time(dir);
-	cluster = fat_alloc_new_dir(dir, &ts);
+	t = timespec64_to_timespec(ts);
+	cluster = fat_alloc_new_dir(dir, &t);
 	if (cluster < 0) {
 		err = cluster;
 		goto out;
 	}
-	err = msdos_add_entry(dir, msdos_name, 1, is_hid, cluster, &ts, &sinfo);
+	err = msdos_add_entry(dir, msdos_name, 1, is_hid, cluster, &t, &sinfo);
 	if (err)
 		goto out_free;
 	inc_nlink(dir);
@@ -432,7 +436,7 @@ static int do_msdos_rename(struct inode *old_dir, unsigned char *old_name,
 	struct msdos_dir_entry *dotdot_de;
 	struct inode *old_inode, *new_inode;
 	struct fat_slot_info old_sinfo, sinfo;
-	struct timespec ts;
+	struct timespec64 ts;
 	loff_t new_i_pos;
 	int err, old_attrs, is_dir, update_dotdot, corrupt = 0;
 
@@ -499,8 +503,9 @@ static int do_msdos_rename(struct inode *old_dir, unsigned char *old_name,
 		new_i_pos = MSDOS_I(new_inode)->i_pos;
 		fat_detach(new_inode);
 	} else {
+		struct timespec t = timespec64_to_timespec(ts);
 		err = msdos_add_entry(new_dir, new_name, is_dir, is_hid, 0,
-				      &ts, &sinfo);
+				      &t, &sinfo);
 		if (err)
 			goto out;
 		new_i_pos = sinfo.i_pos;
diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c
index d4e23f8..9a54691 100644
--- a/fs/fat/namei_vfat.c
+++ b/fs/fat/namei_vfat.c
@@ -678,7 +678,7 @@ static int vfat_add_entry(struct inode *dir, const struct qstr *qname,
 		goto cleanup;
 
 	/* update timestamp */
-	dir->i_ctime = dir->i_mtime = dir->i_atime = *ts;
+	dir->i_ctime = dir->i_mtime = dir->i_atime = timespec_to_timespec64(*ts);
 	if (IS_DIRSYNC(dir))
 		(void)fat_sync_inode(dir);
 	else
@@ -761,13 +761,15 @@ static int vfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 	struct super_block *sb = dir->i_sb;
 	struct inode *inode;
 	struct fat_slot_info sinfo;
-	struct timespec ts;
+	struct timespec64 ts;
+	struct timespec t;
 	int err;
 
 	mutex_lock(&MSDOS_SB(sb)->s_lock);
 
 	ts = current_time(dir);
-	err = vfat_add_entry(dir, &dentry->d_name, 0, 0, &ts, &sinfo);
+	t = timespec64_to_timespec(ts);
+	err = vfat_add_entry(dir, &dentry->d_name, 0, 0, &t, &sinfo);
 	if (err)
 		goto out;
 	inode_inc_iversion(dir);
@@ -850,18 +852,20 @@ static int vfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 	struct super_block *sb = dir->i_sb;
 	struct inode *inode;
 	struct fat_slot_info sinfo;
-	struct timespec ts;
+	struct timespec64 ts;
+	struct timespec t;
 	int err, cluster;
 
 	mutex_lock(&MSDOS_SB(sb)->s_lock);
 
 	ts = current_time(dir);
-	cluster = fat_alloc_new_dir(dir, &ts);
+	t = timespec64_to_timespec(ts);
+	cluster = fat_alloc_new_dir(dir, &t);
 	if (cluster < 0) {
 		err = cluster;
 		goto out;
 	}
-	err = vfat_add_entry(dir, &dentry->d_name, 1, cluster, &ts, &sinfo);
+	err = vfat_add_entry(dir, &dentry->d_name, 1, cluster, &t, &sinfo);
 	if (err)
 		goto out_free;
 	inode_inc_iversion(dir);
@@ -899,7 +903,8 @@ static int vfat_rename(struct inode *old_dir, struct dentry *old_dentry,
 	struct msdos_dir_entry *dotdot_de;
 	struct inode *old_inode, *new_inode;
 	struct fat_slot_info old_sinfo, sinfo;
-	struct timespec ts;
+	struct timespec64 ts;
+	struct timespec t;
 	loff_t new_i_pos;
 	int err, is_dir, update_dotdot, corrupt = 0;
 	struct super_block *sb = old_dir->i_sb;
@@ -934,8 +939,9 @@ static int vfat_rename(struct inode *old_dir, struct dentry *old_dentry,
 		new_i_pos = MSDOS_I(new_inode)->i_pos;
 		fat_detach(new_inode);
 	} else {
+		t = timespec64_to_timespec(ts);
 		err = vfat_add_entry(new_dir, &new_dentry->d_name, is_dir, 0,
-				     &ts, &sinfo);
+				     &t, &sinfo);
 		if (err)
 			goto out;
 		new_i_pos = sinfo.i_pos;
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index ffcaf98..a24df88 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -217,7 +217,7 @@ void fuse_change_attributes(struct inode *inode, struct fuse_attr *attr,
 		return;
 	}
 
-	old_mtime = inode->i_mtime;
+	old_mtime = timespec64_to_timespec(inode->i_mtime);
 	fuse_change_attributes_common(inode, attr, attr_valid);
 
 	oldsize = inode->i_size;
diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
index 3090c44..d97ad899 100644
--- a/fs/gfs2/dir.c
+++ b/fs/gfs2/dir.c
@@ -871,7 +871,7 @@ static struct gfs2_leaf *new_leaf(struct inode *inode, struct buffer_head **pbh,
 	struct buffer_head *bh;
 	struct gfs2_leaf *leaf;
 	struct gfs2_dirent *dent;
-	struct timespec tv = current_time(inode);
+	struct timespec64 tv = current_time(inode);
 
 	error = gfs2_alloc_blocks(ip, &bn, &n, 0, NULL);
 	if (error)
@@ -1802,7 +1802,7 @@ int gfs2_dir_add(struct inode *inode, const struct qstr *name,
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct buffer_head *bh = da->bh;
 	struct gfs2_dirent *dent = da->dent;
-	struct timespec tv;
+	struct timespec64 tv;
 	struct gfs2_leaf *leaf;
 	int error;
 
@@ -1880,7 +1880,7 @@ int gfs2_dir_del(struct gfs2_inode *dip, const struct dentry *dentry)
 	const struct qstr *name = &dentry->d_name;
 	struct gfs2_dirent *dent, *prev = NULL;
 	struct buffer_head *bh;
-	struct timespec tv = current_time(&dip->i_inode);
+	struct timespec64 tv = current_time(&dip->i_inode);
 
 	/* Returns _either_ the entry (if its first in block) or the
 	   previous entry otherwise */
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index d8782a7..c63bee9 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -338,7 +338,7 @@ static int inode_go_demote_ok(const struct gfs2_glock *gl)
 static int gfs2_dinode_in(struct gfs2_inode *ip, const void *buf)
 {
 	const struct gfs2_dinode *str = buf;
-	struct timespec atime;
+	struct timespec64 atime;
 	u16 height, depth;
 
 	if (unlikely(ip->i_no_addr != be64_to_cpu(str->di_num.no_addr)))
@@ -361,7 +361,7 @@ static int gfs2_dinode_in(struct gfs2_inode *ip, const void *buf)
 	gfs2_set_inode_blocks(&ip->i_inode, be64_to_cpu(str->di_blocks));
 	atime.tv_sec = be64_to_cpu(str->di_atime);
 	atime.tv_nsec = be32_to_cpu(str->di_atime_nsec);
-	if (timespec_compare(&ip->i_inode.i_atime, &atime) < 0)
+	if (timespec64_compare(&ip->i_inode.i_atime, &atime) < 0)
 		ip->i_inode.i_atime = atime;
 	ip->i_inode.i_mtime.tv_sec = be64_to_cpu(str->di_mtime);
 	ip->i_inode.i_mtime.tv_nsec = be32_to_cpu(str->di_mtime_nsec);
diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c
index b3309b8..2a16111d 100644
--- a/fs/hfs/inode.c
+++ b/fs/hfs/inode.c
@@ -351,7 +351,7 @@ static int hfs_read_inode(struct inode *inode, void *data)
 		inode->i_mode &= ~hsb->s_file_umask;
 		inode->i_mode |= S_IFREG;
 		inode->i_ctime = inode->i_atime = inode->i_mtime =
-				hfs_m_to_utime(rec->file.MdDat);
+				timespec_to_timespec64(hfs_m_to_utime(rec->file.MdDat));
 		inode->i_op = &hfs_file_inode_operations;
 		inode->i_fop = &hfs_file_operations;
 		inode->i_mapping->a_ops = &hfs_aops;
@@ -362,7 +362,7 @@ static int hfs_read_inode(struct inode *inode, void *data)
 		HFS_I(inode)->fs_blocks = 0;
 		inode->i_mode = S_IFDIR | (S_IRWXUGO & ~hsb->s_dir_umask);
 		inode->i_ctime = inode->i_atime = inode->i_mtime =
-				hfs_m_to_utime(rec->dir.MdDat);
+				timespec_to_timespec64(hfs_m_to_utime(rec->dir.MdDat));
 		inode->i_op = &hfs_dir_inode_operations;
 		inode->i_fop = &hfs_dir_operations;
 		break;
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index c0c8d43..c824f70 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -493,9 +493,9 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
 		hfsplus_get_perms(inode, &folder->permissions, 1);
 		set_nlink(inode, 1);
 		inode->i_size = 2 + be32_to_cpu(folder->valence);
-		inode->i_atime = hfsp_mt2ut(folder->access_date);
-		inode->i_mtime = hfsp_mt2ut(folder->content_mod_date);
-		inode->i_ctime = hfsp_mt2ut(folder->attribute_mod_date);
+		inode->i_atime = timespec_to_timespec64(hfsp_mt2ut(folder->access_date));
+		inode->i_mtime = timespec_to_timespec64(hfsp_mt2ut(folder->content_mod_date));
+		inode->i_ctime = timespec_to_timespec64(hfsp_mt2ut(folder->attribute_mod_date));
 		HFSPLUS_I(inode)->create_date = folder->create_date;
 		HFSPLUS_I(inode)->fs_blocks = 0;
 		if (folder->flags & cpu_to_be16(HFSPLUS_HAS_FOLDER_COUNT)) {
@@ -531,9 +531,9 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
 			init_special_inode(inode, inode->i_mode,
 					   be32_to_cpu(file->permissions.dev));
 		}
-		inode->i_atime = hfsp_mt2ut(file->access_date);
-		inode->i_mtime = hfsp_mt2ut(file->content_mod_date);
-		inode->i_ctime = hfsp_mt2ut(file->attribute_mod_date);
+		inode->i_atime = timespec_to_timespec64(hfsp_mt2ut(file->access_date));
+		inode->i_mtime = timespec_to_timespec64(hfsp_mt2ut(file->content_mod_date));
+		inode->i_ctime = timespec_to_timespec64(hfsp_mt2ut(file->attribute_mod_date));
 		HFSPLUS_I(inode)->create_date = file->create_date;
 	} else {
 		pr_err("bad catalog entry used to create inode\n");
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 3cd85eb..2597b29 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -555,9 +555,9 @@ static int read_name(struct inode *ino, char *name)
 	set_nlink(ino, st.nlink);
 	i_uid_write(ino, st.uid);
 	i_gid_write(ino, st.gid);
-	ino->i_atime = st.atime;
-	ino->i_mtime = st.mtime;
-	ino->i_ctime = st.ctime;
+	ino->i_atime = timespec_to_timespec64(st.atime);
+	ino->i_mtime = timespec_to_timespec64(st.mtime);
+	ino->i_ctime = timespec_to_timespec64(st.ctime);
 	ino->i_size = st.size;
 	ino->i_blocks = st.blocks;
 	return 0;
@@ -838,15 +838,15 @@ static int hostfs_setattr(struct dentry *dentry, struct iattr *attr)
 	}
 	if (attr->ia_valid & ATTR_ATIME) {
 		attrs.ia_valid |= HOSTFS_ATTR_ATIME;
-		attrs.ia_atime = attr->ia_atime;
+		attrs.ia_atime = timespec64_to_timespec(attr->ia_atime);
 	}
 	if (attr->ia_valid & ATTR_MTIME) {
 		attrs.ia_valid |= HOSTFS_ATTR_MTIME;
-		attrs.ia_mtime = attr->ia_mtime;
+		attrs.ia_mtime = timespec64_to_timespec(attr->ia_mtime);
 	}
 	if (attr->ia_valid & ATTR_CTIME) {
 		attrs.ia_valid |= HOSTFS_ATTR_CTIME;
-		attrs.ia_ctime = attr->ia_ctime;
+		attrs.ia_ctime = timespec64_to_timespec(attr->ia_ctime);
 	}
 	if (attr->ia_valid & ATTR_ATIME_SET) {
 		attrs.ia_valid |= HOSTFS_ATTR_ATIME_SET;
diff --git a/fs/inode.c b/fs/inode.c
index 0df41bb..2c300e9 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1577,8 +1577,8 @@ static void update_ovl_inode_times(struct dentry *dentry, struct inode *inode,
 	if (upperdentry) {
 		struct inode *realinode = d_inode(upperdentry);
 
-		if ((!timespec_equal(&inode->i_mtime, &realinode->i_mtime) ||
-		     !timespec_equal(&inode->i_ctime, &realinode->i_ctime))) {
+		if ((!timespec64_equal(&inode->i_mtime, &realinode->i_mtime) ||
+		     !timespec64_equal(&inode->i_ctime, &realinode->i_ctime))) {
 			inode->i_mtime = realinode->i_mtime;
 			inode->i_ctime = realinode->i_ctime;
 		}
@@ -1601,12 +1601,12 @@ static int relatime_need_update(const struct path *path, struct inode *inode,
 	/*
 	 * Is mtime younger than atime? If yes, update atime:
 	 */
-	if (timespec_compare(&inode->i_mtime, &inode->i_atime) >= 0)
+	if (timespec64_compare(&inode->i_mtime, &inode->i_atime) >= 0)
 		return 1;
 	/*
 	 * Is ctime younger than atime? If yes, update atime:
 	 */
-	if (timespec_compare(&inode->i_ctime, &inode->i_atime) >= 0)
+	if (timespec64_compare(&inode->i_ctime, &inode->i_atime) >= 0)
 		return 1;
 
 	/*
@@ -1621,7 +1621,7 @@ static int relatime_need_update(const struct path *path, struct inode *inode,
 	return 0;
 }
 
-int generic_update_time(struct inode *inode, struct timespec *time, int flags)
+int generic_update_time(struct inode *inode, struct timespec64 *time, int flags)
 {
 	int iflags = I_DIRTY_TIME;
 	bool dirty = false;
@@ -1649,9 +1649,9 @@ EXPORT_SYMBOL(generic_update_time);
  * This does the actual work of updating an inodes time or version.  Must have
  * had called mnt_want_write() before calling this.
  */
-static int update_time(struct inode *inode, struct timespec *time, int flags)
+static int update_time(struct inode *inode, struct timespec64 *time, int flags)
 {
-	int (*update_time)(struct inode *, struct timespec *, int);
+	int (*update_time)(struct inode *, struct timespec64 *, int);
 
 	update_time = inode->i_op->update_time ? inode->i_op->update_time :
 		generic_update_time;
@@ -1672,7 +1672,7 @@ bool __atime_needs_update(const struct path *path, struct inode *inode,
 			  bool rcu)
 {
 	struct vfsmount *mnt = path->mnt;
-	struct timespec now;
+	struct timespec64 now;
 
 	if (inode->i_flags & S_NOATIME)
 		return false;
@@ -1695,10 +1695,10 @@ bool __atime_needs_update(const struct path *path, struct inode *inode,
 
 	now = current_time(inode);
 
-	if (!relatime_need_update(path, inode, now, rcu))
+	if (!relatime_need_update(path, inode, timespec64_to_timespec(now), rcu))
 		return false;
 
-	if (timespec_equal(&inode->i_atime, &now))
+	if (timespec64_equal(&inode->i_atime, &now))
 		return false;
 
 	return true;
@@ -1708,7 +1708,7 @@ void touch_atime(const struct path *path)
 {
 	struct vfsmount *mnt = path->mnt;
 	struct inode *inode = d_inode(path->dentry);
-	struct timespec now;
+	struct timespec64 now;
 
 	if (!__atime_needs_update(path, inode, false))
 		return;
@@ -1842,7 +1842,7 @@ EXPORT_SYMBOL(file_remove_privs);
 int file_update_time(struct file *file)
 {
 	struct inode *inode = file_inode(file);
-	struct timespec now;
+	struct timespec64 now;
 	int sync_it = 0;
 	int ret;
 
@@ -1851,10 +1851,10 @@ int file_update_time(struct file *file)
 		return 0;
 
 	now = current_time(inode);
-	if (!timespec_equal(&inode->i_mtime, &now))
+	if (!timespec64_equal(&inode->i_mtime, &now))
 		sync_it = S_MTIME;
 
-	if (!timespec_equal(&inode->i_ctime, &now))
+	if (!timespec64_equal(&inode->i_ctime, &now))
 		sync_it |= S_CTIME;
 
 	if (IS_I_VERSION(inode) && inode_iversion_need_inc(inode))
@@ -2098,6 +2098,30 @@ void inode_nohighmem(struct inode *inode)
 EXPORT_SYMBOL(inode_nohighmem);
 
 /**
+ * timespec64_trunc - Truncate timespec64 to a granularity
+ * @t: Timespec64
+ * @gran: Granularity in ns.
+ *
+ * Truncate a timespec64 to a granularity. Always rounds down. gran must
+ * not be 0 nor greater than a second (NSEC_PER_SEC, or 10^9 ns).
+ */
+struct timespec64 timespec64_trunc(struct timespec64 t, unsigned gran)
+{
+	/* Avoid division in the common cases 1 ns and 1 s. */
+	if (gran == 1) {
+		/* nothing */
+	} else if (gran == NSEC_PER_SEC) {
+		t.tv_nsec = 0;
+	} else if (gran > 1 && gran < NSEC_PER_SEC) {
+		t.tv_nsec -= t.tv_nsec % gran;
+	} else {
+		WARN(1, "illegal file time granularity: %u", gran);
+	}
+	return t;
+}
+EXPORT_SYMBOL(timespec64_trunc);
+
+/**
  * current_time - Return FS time
  * @inode: inode.
  *
@@ -2107,15 +2131,15 @@ EXPORT_SYMBOL(inode_nohighmem);
  * Note that inode and inode->sb cannot be NULL.
  * Otherwise, the function warns and returns time without truncation.
  */
-struct timespec current_time(struct inode *inode)
+struct timespec64 current_time(struct inode *inode)
 {
-	struct timespec now = current_kernel_time();
+	struct timespec64 now = current_kernel_time64();
 
 	if (unlikely(!inode->i_sb)) {
 		WARN(1, "current_time() called with uninitialized super_block in the inode");
 		return now;
 	}
 
-	return timespec_trunc(now, inode->i_sb->s_time_gran);
+	return timespec64_trunc(now, inode->i_sb->s_time_gran);
 }
 EXPORT_SYMBOL(current_time);
diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index e5a6deb..b2944f9 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -201,7 +201,7 @@ static int jffs2_create(struct inode *dir_i, struct dentry *dentry,
 	if (ret)
 		goto fail;
 
-	dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(ri->ctime));
+	dir_i->i_mtime = dir_i->i_ctime = timespec_to_timespec64(ITIME(je32_to_cpu(ri->ctime)));
 
 	jffs2_free_raw_inode(ri);
 
@@ -234,7 +234,7 @@ static int jffs2_unlink(struct inode *dir_i, struct dentry *dentry)
 	if (dead_f->inocache)
 		set_nlink(d_inode(dentry), dead_f->inocache->pino_nlink);
 	if (!ret)
-		dir_i->i_mtime = dir_i->i_ctime = ITIME(now);
+		dir_i->i_mtime = dir_i->i_ctime = timespec_to_timespec64(ITIME(now));
 	return ret;
 }
 /***********************************************************************/
@@ -268,7 +268,7 @@ static int jffs2_link (struct dentry *old_dentry, struct inode *dir_i, struct de
 		set_nlink(d_inode(old_dentry), ++f->inocache->pino_nlink);
 		mutex_unlock(&f->sem);
 		d_instantiate(dentry, d_inode(old_dentry));
-		dir_i->i_mtime = dir_i->i_ctime = ITIME(now);
+		dir_i->i_mtime = dir_i->i_ctime = timespec_to_timespec64(ITIME(now));
 		ihold(d_inode(old_dentry));
 	}
 	return ret;
@@ -418,7 +418,7 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char
 		goto fail;
 	}
 
-	dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime));
+	dir_i->i_mtime = dir_i->i_ctime = timespec_to_timespec64(ITIME(je32_to_cpu(rd->mctime)));
 
 	jffs2_free_raw_dirent(rd);
 
@@ -561,7 +561,7 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, umode_t mode
 		goto fail;
 	}
 
-	dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime));
+	dir_i->i_mtime = dir_i->i_ctime = timespec_to_timespec64(ITIME(je32_to_cpu(rd->mctime)));
 	inc_nlink(dir_i);
 
 	jffs2_free_raw_dirent(rd);
@@ -598,7 +598,7 @@ static int jffs2_rmdir (struct inode *dir_i, struct dentry *dentry)
 	ret = jffs2_do_unlink(c, dir_f, dentry->d_name.name,
 			      dentry->d_name.len, f, now);
 	if (!ret) {
-		dir_i->i_mtime = dir_i->i_ctime = ITIME(now);
+		dir_i->i_mtime = dir_i->i_ctime = timespec_to_timespec64(ITIME(now));
 		clear_nlink(d_inode(dentry));
 		drop_nlink(dir_i);
 	}
@@ -733,7 +733,7 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, umode_t mode
 		goto fail;
 	}
 
-	dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime));
+	dir_i->i_mtime = dir_i->i_ctime = timespec_to_timespec64(ITIME(je32_to_cpu(rd->mctime)));
 
 	jffs2_free_raw_dirent(rd);
 
@@ -853,14 +853,14 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
 		 * caller won't do it on its own since we are returning an error.
 		 */
 		d_invalidate(new_dentry);
-		new_dir_i->i_mtime = new_dir_i->i_ctime = ITIME(now);
+		new_dir_i->i_mtime = new_dir_i->i_ctime = timespec_to_timespec64(ITIME(now));
 		return ret;
 	}
 
 	if (d_is_dir(old_dentry))
 		drop_nlink(old_dir_i);
 
-	new_dir_i->i_mtime = new_dir_i->i_ctime = old_dir_i->i_mtime = old_dir_i->i_ctime = ITIME(now);
+	new_dir_i->i_mtime = new_dir_i->i_ctime = old_dir_i->i_mtime = old_dir_i->i_ctime = timespec_to_timespec64(ITIME(now));
 
 	return 0;
 }
diff --git a/fs/jffs2/file.c b/fs/jffs2/file.c
index bd0428b..481afd4 100644
--- a/fs/jffs2/file.c
+++ b/fs/jffs2/file.c
@@ -308,7 +308,7 @@ static int jffs2_write_end(struct file *filp, struct address_space *mapping,
 			inode->i_size = pos + writtenlen;
 			inode->i_blocks = (inode->i_size + 511) >> 9;
 
-			inode->i_ctime = inode->i_mtime = ITIME(je32_to_cpu(ri->ctime));
+			inode->i_ctime = inode->i_mtime = timespec_to_timespec64(ITIME(je32_to_cpu(ri->ctime)));
 		}
 	}
 
diff --git a/fs/jffs2/fs.c b/fs/jffs2/fs.c
index eab04ec..0ecfb8e 100644
--- a/fs/jffs2/fs.c
+++ b/fs/jffs2/fs.c
@@ -146,9 +146,9 @@ int jffs2_do_setattr (struct inode *inode, struct iattr *iattr)
 		return PTR_ERR(new_metadata);
 	}
 	/* It worked. Update the inode */
-	inode->i_atime = ITIME(je32_to_cpu(ri->atime));
-	inode->i_ctime = ITIME(je32_to_cpu(ri->ctime));
-	inode->i_mtime = ITIME(je32_to_cpu(ri->mtime));
+	inode->i_atime = timespec_to_timespec64(ITIME(je32_to_cpu(ri->atime)));
+	inode->i_ctime = timespec_to_timespec64(ITIME(je32_to_cpu(ri->ctime)));
+	inode->i_mtime = timespec_to_timespec64(ITIME(je32_to_cpu(ri->mtime)));
 	inode->i_mode = jemode_to_cpu(ri->mode);
 	i_uid_write(inode, je16_to_cpu(ri->uid));
 	i_gid_write(inode, je16_to_cpu(ri->gid));
@@ -280,9 +280,9 @@ struct inode *jffs2_iget(struct super_block *sb, unsigned long ino)
 	i_uid_write(inode, je16_to_cpu(latest_node.uid));
 	i_gid_write(inode, je16_to_cpu(latest_node.gid));
 	inode->i_size = je32_to_cpu(latest_node.isize);
-	inode->i_atime = ITIME(je32_to_cpu(latest_node.atime));
-	inode->i_mtime = ITIME(je32_to_cpu(latest_node.mtime));
-	inode->i_ctime = ITIME(je32_to_cpu(latest_node.ctime));
+	inode->i_atime = timespec_to_timespec64(ITIME(je32_to_cpu(latest_node.atime)));
+	inode->i_mtime = timespec_to_timespec64(ITIME(je32_to_cpu(latest_node.mtime)));
+	inode->i_ctime = timespec_to_timespec64(ITIME(je32_to_cpu(latest_node.ctime)));
 
 	set_nlink(inode, f->inocache->pino_nlink);
 
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index 89d1dc1..d66cc07 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -779,7 +779,7 @@ int kernfs_add_one(struct kernfs_node *kn)
 	ps_iattr = parent->iattr;
 	if (ps_iattr) {
 		struct iattr *ps_iattrs = &ps_iattr->ia_iattr;
-		ktime_get_real_ts(&ps_iattrs->ia_ctime);
+		ktime_get_real_ts64(&ps_iattrs->ia_ctime);
 		ps_iattrs->ia_mtime = ps_iattrs->ia_ctime;
 	}
 
@@ -1306,7 +1306,7 @@ static void __kernfs_remove(struct kernfs_node *kn)
 
 			/* update timestamps on the parent */
 			if (ps_iattr) {
-				ktime_get_real_ts(&ps_iattr->ia_iattr.ia_ctime);
+				ktime_get_real_ts64(&ps_iattr->ia_iattr.ia_ctime);
 				ps_iattr->ia_iattr.ia_mtime =
 					ps_iattr->ia_iattr.ia_ctime;
 			}
diff --git a/fs/kernfs/inode.c b/fs/kernfs/inode.c
index a343039..3d73fe9 100644
--- a/fs/kernfs/inode.c
+++ b/fs/kernfs/inode.c
@@ -52,7 +52,7 @@ static struct kernfs_iattrs *kernfs_iattrs(struct kernfs_node *kn)
 	iattrs->ia_uid = GLOBAL_ROOT_UID;
 	iattrs->ia_gid = GLOBAL_ROOT_GID;
 
-	ktime_get_real_ts(&iattrs->ia_atime);
+	ktime_get_real_ts64(&iattrs->ia_atime);
 	iattrs->ia_mtime = iattrs->ia_atime;
 	iattrs->ia_ctime = iattrs->ia_atime;
 
@@ -176,9 +176,9 @@ static inline void set_inode_attr(struct inode *inode, struct iattr *iattr)
 	struct super_block *sb = inode->i_sb;
 	inode->i_uid = iattr->ia_uid;
 	inode->i_gid = iattr->ia_gid;
-	inode->i_atime = timespec_trunc(iattr->ia_atime, sb->s_time_gran);
-	inode->i_mtime = timespec_trunc(iattr->ia_mtime, sb->s_time_gran);
-	inode->i_ctime = timespec_trunc(iattr->ia_ctime, sb->s_time_gran);
+	inode->i_atime = timespec64_trunc(iattr->ia_atime, sb->s_time_gran);
+	inode->i_mtime = timespec64_trunc(iattr->ia_mtime, sb->s_time_gran);
+	inode->i_ctime = timespec64_trunc(iattr->ia_ctime, sb->s_time_gran);
 }
 
 static void kernfs_refresh_inode(struct kernfs_node *kn, struct inode *inode)
diff --git a/fs/locks.c b/fs/locks.c
index 05e211be..db7b691 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -1562,7 +1562,7 @@ EXPORT_SYMBOL(__break_lease);
  * exclusive leases.  The justification is that if someone has an
  * exclusive lease, then they could be modifying it.
  */
-void lease_get_mtime(struct inode *inode, struct timespec *time)
+void lease_get_mtime(struct inode *inode, struct timespec64 *time)
 {
 	bool has_lease = false;
 	struct file_lock_context *ctx;
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index ee81031..64c214f 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -56,8 +56,8 @@ __be32 nfs4_callback_getattr(void *argp, void *resp,
 	res->change_attr = delegation->change_attr;
 	if (nfs_have_writebacks(inode))
 		res->change_attr++;
-	res->ctime = inode->i_ctime;
-	res->mtime = inode->i_mtime;
+	res->ctime = timespec64_to_timespec(inode->i_ctime);
+	res->mtime = timespec64_to_timespec(inode->i_mtime);
 	res->bitmap[0] = (FATTR4_WORD0_CHANGE|FATTR4_WORD0_SIZE) &
 		args->bitmap[0];
 	res->bitmap[1] = (FATTR4_WORD1_TIME_METADATA|FATTR4_WORD1_TIME_MODIFY) &
diff --git a/fs/nfs/fscache-index.c b/fs/nfs/fscache-index.c
index 1c5d8d3..666415d 100644
--- a/fs/nfs/fscache-index.c
+++ b/fs/nfs/fscache-index.c
@@ -88,8 +88,8 @@ enum fscache_checkaux nfs_fscache_inode_check_aux(void *cookie_netfs_data,
 		return FSCACHE_CHECKAUX_OBSOLETE;
 
 	memset(&auxdata, 0, sizeof(auxdata));
-	auxdata.mtime = nfsi->vfs_inode.i_mtime;
-	auxdata.ctime = nfsi->vfs_inode.i_ctime;
+	auxdata.mtime = timespec64_to_timespec(nfsi->vfs_inode.i_mtime);
+	auxdata.ctime = timespec64_to_timespec(nfsi->vfs_inode.i_ctime);
 
 	if (NFS_SERVER(&nfsi->vfs_inode)->nfs_client->rpc_ops->version == 4)
 		auxdata.change_attr = inode_peek_iversion_raw(&nfsi->vfs_inode);
diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c
index b55fc79..4dc8878 100644
--- a/fs/nfs/fscache.c
+++ b/fs/nfs/fscache.c
@@ -237,8 +237,8 @@ void nfs_fscache_init_inode(struct inode *inode)
 		return;
 
 	memset(&auxdata, 0, sizeof(auxdata));
-	auxdata.mtime = nfsi->vfs_inode.i_mtime;
-	auxdata.ctime = nfsi->vfs_inode.i_ctime;
+	auxdata.mtime = timespec64_to_timespec(nfsi->vfs_inode.i_mtime);
+	auxdata.ctime = timespec64_to_timespec(nfsi->vfs_inode.i_ctime);
 
 	if (NFS_SERVER(&nfsi->vfs_inode)->nfs_client->rpc_ops->version == 4)
 		auxdata.change_attr = inode_peek_iversion_raw(&nfsi->vfs_inode);
@@ -262,8 +262,8 @@ void nfs_fscache_clear_inode(struct inode *inode)
 	dfprintk(FSCACHE, "NFS: clear cookie (0x%p/0x%p)\n", nfsi, cookie);
 
 	memset(&auxdata, 0, sizeof(auxdata));
-	auxdata.mtime = nfsi->vfs_inode.i_mtime;
-	auxdata.ctime = nfsi->vfs_inode.i_ctime;
+	auxdata.mtime = timespec64_to_timespec(nfsi->vfs_inode.i_mtime);
+	auxdata.ctime = timespec64_to_timespec(nfsi->vfs_inode.i_ctime);
 	fscache_relinquish_cookie(cookie, &auxdata, false);
 	nfsi->fscache = NULL;
 }
@@ -304,8 +304,8 @@ void nfs_fscache_open_file(struct inode *inode, struct file *filp)
 		return;
 
 	memset(&auxdata, 0, sizeof(auxdata));
-	auxdata.mtime = nfsi->vfs_inode.i_mtime;
-	auxdata.ctime = nfsi->vfs_inode.i_ctime;
+	auxdata.mtime = timespec64_to_timespec(nfsi->vfs_inode.i_mtime);
+	auxdata.ctime = timespec64_to_timespec(nfsi->vfs_inode.i_ctime);
 
 	if (inode_is_open_for_write(inode)) {
 		dfprintk(FSCACHE, "NFS: nfsi 0x%p disabling cache\n", nfsi);
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 73473d9..b65aee4 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -501,15 +501,15 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr, st
 		nfsi->read_cache_jiffies = fattr->time_start;
 		nfsi->attr_gencount = fattr->gencount;
 		if (fattr->valid & NFS_ATTR_FATTR_ATIME)
-			inode->i_atime = fattr->atime;
+			inode->i_atime = timespec_to_timespec64(fattr->atime);
 		else if (nfs_server_capable(inode, NFS_CAP_ATIME))
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATIME);
 		if (fattr->valid & NFS_ATTR_FATTR_MTIME)
-			inode->i_mtime = fattr->mtime;
+			inode->i_mtime = timespec_to_timespec64(fattr->mtime);
 		else if (nfs_server_capable(inode, NFS_CAP_MTIME))
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_MTIME);
 		if (fattr->valid & NFS_ATTR_FATTR_CTIME)
-			inode->i_ctime = fattr->ctime;
+			inode->i_ctime = timespec_to_timespec64(fattr->ctime);
 		else if (nfs_server_capable(inode, NFS_CAP_CTIME))
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_CTIME);
 		if (fattr->valid & NFS_ATTR_FATTR_CHANGE)
@@ -694,7 +694,7 @@ void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr,
 		if ((attr->ia_valid & ATTR_GID) != 0)
 			inode->i_gid = attr->ia_gid;
 		if (fattr->valid & NFS_ATTR_FATTR_CTIME)
-			inode->i_ctime = fattr->ctime;
+			inode->i_ctime = timespec_to_timespec64(fattr->ctime);
 		else
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_CHANGE
 					| NFS_INO_INVALID_CTIME);
@@ -705,14 +705,14 @@ void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr,
 		NFS_I(inode)->cache_validity &= ~(NFS_INO_INVALID_ATIME
 				| NFS_INO_INVALID_CTIME);
 		if (fattr->valid & NFS_ATTR_FATTR_ATIME)
-			inode->i_atime = fattr->atime;
+			inode->i_atime = timespec_to_timespec64(fattr->atime);
 		else if (attr->ia_valid & ATTR_ATIME_SET)
 			inode->i_atime = attr->ia_atime;
 		else
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATIME);
 
 		if (fattr->valid & NFS_ATTR_FATTR_CTIME)
-			inode->i_ctime = fattr->ctime;
+			inode->i_ctime = timespec_to_timespec64(fattr->ctime);
 		else
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_CHANGE
 					| NFS_INO_INVALID_CTIME);
@@ -721,14 +721,14 @@ void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr,
 		NFS_I(inode)->cache_validity &= ~(NFS_INO_INVALID_MTIME
 				| NFS_INO_INVALID_CTIME);
 		if (fattr->valid & NFS_ATTR_FATTR_MTIME)
-			inode->i_mtime = fattr->mtime;
+			inode->i_mtime = timespec_to_timespec64(fattr->mtime);
 		else if (attr->ia_valid & ATTR_MTIME_SET)
 			inode->i_mtime = attr->ia_mtime;
 		else
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_MTIME);
 
 		if (fattr->valid & NFS_ATTR_FATTR_CTIME)
-			inode->i_ctime = fattr->ctime;
+			inode->i_ctime = timespec_to_timespec64(fattr->ctime);
 		else
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_CHANGE
 					| NFS_INO_INVALID_CTIME);
@@ -1351,6 +1351,8 @@ static bool nfs_file_has_buffered_writers(struct nfs_inode *nfsi)
 
 static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
 {
+	struct timespec ts;
+
 	if ((fattr->valid & NFS_ATTR_FATTR_PRECHANGE)
 			&& (fattr->valid & NFS_ATTR_FATTR_CHANGE)
 			&& inode_eq_iversion_raw(inode, fattr->pre_change_attr)) {
@@ -1359,16 +1361,18 @@ static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_DATA);
 	}
 	/* If we have atomic WCC data, we may update some attributes */
+	ts = timespec64_to_timespec(inode->i_ctime);
 	if ((fattr->valid & NFS_ATTR_FATTR_PRECTIME)
 			&& (fattr->valid & NFS_ATTR_FATTR_CTIME)
-			&& timespec_equal(&inode->i_ctime, &fattr->pre_ctime)) {
-		memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
+			&& timespec_equal(&ts, &fattr->pre_ctime)) {
+		inode->i_ctime = timespec_to_timespec64(fattr->ctime);
 	}
 
+	ts = timespec64_to_timespec(inode->i_mtime);
 	if ((fattr->valid & NFS_ATTR_FATTR_PREMTIME)
 			&& (fattr->valid & NFS_ATTR_FATTR_MTIME)
-			&& timespec_equal(&inode->i_mtime, &fattr->pre_mtime)) {
-		memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
+			&& timespec_equal(&ts, &fattr->pre_mtime)) {
+		inode->i_mtime = timespec_to_timespec64(fattr->mtime);
 		if (S_ISDIR(inode->i_mode))
 			nfs_set_cache_invalid(inode, NFS_INO_INVALID_DATA);
 	}
@@ -1394,7 +1398,7 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
 	struct nfs_inode *nfsi = NFS_I(inode);
 	loff_t cur_size, new_isize;
 	unsigned long invalid = 0;
-
+	struct timespec ts;
 
 	if (NFS_PROTO(inode)->have_delegation(inode, FMODE_READ))
 		return 0;
@@ -1411,10 +1415,12 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
 			invalid |= NFS_INO_INVALID_CHANGE
 				| NFS_INO_REVAL_PAGECACHE;
 
-		if ((fattr->valid & NFS_ATTR_FATTR_MTIME) && !timespec_equal(&inode->i_mtime, &fattr->mtime))
+		ts = timespec64_to_timespec(inode->i_mtime);
+		if ((fattr->valid & NFS_ATTR_FATTR_MTIME) && !timespec_equal(&ts, &fattr->mtime))
 			invalid |= NFS_INO_INVALID_MTIME;
 
-		if ((fattr->valid & NFS_ATTR_FATTR_CTIME) && !timespec_equal(&inode->i_ctime, &fattr->ctime))
+		ts = timespec64_to_timespec(inode->i_ctime);
+		if ((fattr->valid & NFS_ATTR_FATTR_CTIME) && !timespec_equal(&ts, &fattr->ctime))
 			invalid |= NFS_INO_INVALID_CTIME;
 
 		if (fattr->valid & NFS_ATTR_FATTR_SIZE) {
@@ -1444,7 +1450,8 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
 	if ((fattr->valid & NFS_ATTR_FATTR_NLINK) && inode->i_nlink != fattr->nlink)
 		invalid |= NFS_INO_INVALID_OTHER;
 
-	if ((fattr->valid & NFS_ATTR_FATTR_ATIME) && !timespec_equal(&inode->i_atime, &fattr->atime))
+	ts = timespec64_to_timespec(inode->i_atime);
+	if ((fattr->valid & NFS_ATTR_FATTR_ATIME) && !timespec_equal(&ts, &fattr->atime))
 		invalid |= NFS_INO_INVALID_ATIME;
 
 	if (invalid != 0)
@@ -1716,12 +1723,12 @@ int nfs_post_op_update_inode_force_wcc_locked(struct inode *inode, struct nfs_fa
 	}
 	if ((fattr->valid & NFS_ATTR_FATTR_CTIME) != 0 &&
 			(fattr->valid & NFS_ATTR_FATTR_PRECTIME) == 0) {
-		memcpy(&fattr->pre_ctime, &inode->i_ctime, sizeof(fattr->pre_ctime));
+		fattr->pre_ctime = timespec64_to_timespec(inode->i_ctime);
 		fattr->valid |= NFS_ATTR_FATTR_PRECTIME;
 	}
 	if ((fattr->valid & NFS_ATTR_FATTR_MTIME) != 0 &&
 			(fattr->valid & NFS_ATTR_FATTR_PREMTIME) == 0) {
-		memcpy(&fattr->pre_mtime, &inode->i_mtime, sizeof(fattr->pre_mtime));
+		fattr->pre_mtime = timespec64_to_timespec(inode->i_mtime);
 		fattr->valid |= NFS_ATTR_FATTR_PREMTIME;
 	}
 	if ((fattr->valid & NFS_ATTR_FATTR_SIZE) != 0 &&
@@ -1884,7 +1891,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
 	}
 
 	if (fattr->valid & NFS_ATTR_FATTR_MTIME) {
-		memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
+		inode->i_mtime = timespec_to_timespec64(fattr->mtime);
 	} else if (server->caps & NFS_CAP_MTIME) {
 		nfsi->cache_validity |= save_cache_validity &
 				(NFS_INO_INVALID_MTIME
@@ -1893,7 +1900,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
 	}
 
 	if (fattr->valid & NFS_ATTR_FATTR_CTIME) {
-		memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
+		inode->i_ctime = timespec_to_timespec64(fattr->ctime);
 	} else if (server->caps & NFS_CAP_CTIME) {
 		nfsi->cache_validity |= save_cache_validity &
 				(NFS_INO_INVALID_CTIME
@@ -1931,7 +1938,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
 
 
 	if (fattr->valid & NFS_ATTR_FATTR_ATIME)
-		memcpy(&inode->i_atime, &fattr->atime, sizeof(inode->i_atime));
+		inode->i_atime = timespec_to_timespec64(fattr->atime);
 	else if (server->caps & NFS_CAP_ATIME) {
 		nfsi->cache_validity |= save_cache_validity &
 				(NFS_INO_INVALID_ATIME
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c
index 85e4b4a..350675e 100644
--- a/fs/nfs/nfs2xdr.c
+++ b/fs/nfs/nfs2xdr.c
@@ -354,6 +354,7 @@ static __be32 *xdr_time_not_set(__be32 *p)
 
 static void encode_sattr(struct xdr_stream *xdr, const struct iattr *attr)
 {
+	struct timespec ts;
 	__be32 *p;
 
 	p = xdr_reserve_space(xdr, NFS_sattr_sz << 2);
@@ -375,17 +376,21 @@ static void encode_sattr(struct xdr_stream *xdr, const struct iattr *attr)
 	else
 		*p++ = cpu_to_be32(NFS2_SATTR_NOT_SET);
 
-	if (attr->ia_valid & ATTR_ATIME_SET)
-		p = xdr_encode_time(p, &attr->ia_atime);
-	else if (attr->ia_valid & ATTR_ATIME)
-		p = xdr_encode_current_server_time(p, &attr->ia_atime);
-	else
+	if (attr->ia_valid & ATTR_ATIME_SET) {
+		ts = timespec64_to_timespec(attr->ia_atime);
+		p = xdr_encode_time(p, &ts);
+	} else if (attr->ia_valid & ATTR_ATIME) {
+		ts = timespec64_to_timespec(attr->ia_atime);
+		p = xdr_encode_current_server_time(p, &ts);
+	} else
 		p = xdr_time_not_set(p);
-	if (attr->ia_valid & ATTR_MTIME_SET)
-		xdr_encode_time(p, &attr->ia_mtime);
-	else if (attr->ia_valid & ATTR_MTIME)
-		xdr_encode_current_server_time(p, &attr->ia_mtime);
-	else
+	if (attr->ia_valid & ATTR_MTIME_SET) {
+		ts = timespec64_to_timespec(attr->ia_atime);
+		xdr_encode_time(p, &ts);
+	} else if (attr->ia_valid & ATTR_MTIME) {
+		ts = timespec64_to_timespec(attr->ia_mtime);
+		xdr_encode_current_server_time(p, &ts);
+	} else
 		xdr_time_not_set(p);
 }
 
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index 09ee36d..64e4fa3 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -561,6 +561,7 @@ static __be32 *xdr_decode_nfstime3(__be32 *p, struct timespec *timep)
  */
 static void encode_sattr3(struct xdr_stream *xdr, const struct iattr *attr)
 {
+	struct timespec ts;
 	u32 nbytes;
 	__be32 *p;
 
@@ -610,8 +611,10 @@ static void encode_sattr3(struct xdr_stream *xdr, const struct iattr *attr)
 		*p++ = xdr_zero;
 
 	if (attr->ia_valid & ATTR_ATIME_SET) {
+		struct timespec ts;
 		*p++ = xdr_two;
-		p = xdr_encode_nfstime3(p, &attr->ia_atime);
+		ts = timespec64_to_timespec(attr->ia_atime);
+		p = xdr_encode_nfstime3(p, &ts);
 	} else if (attr->ia_valid & ATTR_ATIME) {
 		*p++ = xdr_one;
 	} else
@@ -619,7 +622,8 @@ static void encode_sattr3(struct xdr_stream *xdr, const struct iattr *attr)
 
 	if (attr->ia_valid & ATTR_MTIME_SET) {
 		*p++ = xdr_two;
-		xdr_encode_nfstime3(p, &attr->ia_mtime);
+		ts = timespec64_to_timespec(attr->ia_mtime);
+		xdr_encode_nfstime3(p, &ts);
 	} else if (attr->ia_valid & ATTR_MTIME) {
 		*p = xdr_one;
 	} else
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 738a7be..cd41d25 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -1069,6 +1069,7 @@ static void encode_attrs(struct xdr_stream *xdr, const struct iattr *iap,
 				const struct nfs_server *server,
 				const uint32_t attrmask[])
 {
+	struct timespec ts;
 	char owner_name[IDMAP_NAMESZ];
 	char owner_group[IDMAP_NAMESZ];
 	int owner_namelen = 0;
@@ -1157,14 +1158,16 @@ static void encode_attrs(struct xdr_stream *xdr, const struct iattr *iap,
 	if (bmval[1] & FATTR4_WORD1_TIME_ACCESS_SET) {
 		if (iap->ia_valid & ATTR_ATIME_SET) {
 			*p++ = cpu_to_be32(NFS4_SET_TO_CLIENT_TIME);
-			p = xdr_encode_nfstime4(p, &iap->ia_atime);
+			ts = timespec64_to_timespec(iap->ia_atime);
+			p = xdr_encode_nfstime4(p, &ts);
 		} else
 			*p++ = cpu_to_be32(NFS4_SET_TO_SERVER_TIME);
 	}
 	if (bmval[1] & FATTR4_WORD1_TIME_MODIFY_SET) {
 		if (iap->ia_valid & ATTR_MTIME_SET) {
 			*p++ = cpu_to_be32(NFS4_SET_TO_CLIENT_TIME);
-			p = xdr_encode_nfstime4(p, &iap->ia_mtime);
+			ts = timespec64_to_timespec(iap->ia_mtime);
+			p = xdr_encode_nfstime4(p, &ts);
 		} else
 			*p++ = cpu_to_be32(NFS4_SET_TO_SERVER_TIME);
 	}
diff --git a/fs/nfsd/blocklayout.c b/fs/nfsd/blocklayout.c
index 77ccaad..4fb1f72 100644
--- a/fs/nfsd/blocklayout.c
+++ b/fs/nfsd/blocklayout.c
@@ -121,13 +121,15 @@ nfsd4_block_commit_blocks(struct inode *inode, struct nfsd4_layoutcommit *lcp,
 {
 	loff_t new_size = lcp->lc_last_wr + 1;
 	struct iattr iattr = { .ia_valid = 0 };
+	struct timespec ts;
 	int error;
 
+	ts = timespec64_to_timespec(inode->i_mtime);
 	if (lcp->lc_mtime.tv_nsec == UTIME_NOW ||
-	    timespec_compare(&lcp->lc_mtime, &inode->i_mtime) < 0)
-		lcp->lc_mtime = current_time(inode);
+	    timespec_compare(&lcp->lc_mtime, &ts) < 0)
+		lcp->lc_mtime = timespec64_to_timespec(current_time(inode));
 	iattr.ia_valid |= ATTR_ATIME | ATTR_CTIME | ATTR_MTIME;
-	iattr.ia_atime = iattr.ia_ctime = iattr.ia_mtime = lcp->lc_mtime;
+	iattr.ia_atime = iattr.ia_ctime = iattr.ia_mtime = timespec_to_timespec64(lcp->lc_mtime);
 
 	if (new_size > i_size_read(inode)) {
 		iattr.ia_valid |= ATTR_SIZE;
diff --git a/fs/nfsd/nfs3xdr.c b/fs/nfsd/nfs3xdr.c
index 3192b54..9b973f4 100644
--- a/fs/nfsd/nfs3xdr.c
+++ b/fs/nfsd/nfs3xdr.c
@@ -165,6 +165,7 @@ static __be32 *
 encode_fattr3(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp,
 	      struct kstat *stat)
 {
+	struct timespec ts;
 	*p++ = htonl(nfs3_ftypes[(stat->mode & S_IFMT) >> 12]);
 	*p++ = htonl((u32) (stat->mode & S_IALLUGO));
 	*p++ = htonl((u32) stat->nlink);
@@ -180,9 +181,12 @@ encode_fattr3(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp,
 	*p++ = htonl((u32) MINOR(stat->rdev));
 	p = encode_fsid(p, fhp);
 	p = xdr_encode_hyper(p, stat->ino);
-	p = encode_time3(p, &stat->atime);
-	p = encode_time3(p, &stat->mtime);
-	p = encode_time3(p, &stat->ctime);
+	ts = timespec64_to_timespec(stat->atime);
+	p = encode_time3(p, &ts);
+	ts = timespec64_to_timespec(stat->mtime);
+	p = encode_time3(p, &ts);
+	ts = timespec64_to_timespec(stat->ctime);
+	p = encode_time3(p, &ts);
 
 	return p;
 }
@@ -271,8 +275,8 @@ void fill_pre_wcc(struct svc_fh *fhp)
 		stat.size  = inode->i_size;
 	}
 
-	fhp->fh_pre_mtime = stat.mtime;
-	fhp->fh_pre_ctime = stat.ctime;
+	fhp->fh_pre_mtime = timespec64_to_timespec(stat.mtime);
+	fhp->fh_pre_ctime = timespec64_to_timespec(stat.ctime);
 	fhp->fh_pre_size  = stat.size;
 	fhp->fh_pre_change = nfsd4_change_attribute(&stat, inode);
 	fhp->fh_pre_saved = true;
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 59d4710..a96843c 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -320,6 +320,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval,
 		   struct iattr *iattr, struct nfs4_acl **acl,
 		   struct xdr_netobj *label, int *umask)
 {
+	struct timespec ts;
 	int expected_len, len = 0;
 	u32 dummy32;
 	char *buf;
@@ -421,7 +422,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval,
 		switch (dummy32) {
 		case NFS4_SET_TO_CLIENT_TIME:
 			len += 12;
-			status = nfsd4_decode_time(argp, &iattr->ia_atime);
+			status = nfsd4_decode_time(argp, &ts);
+			iattr->ia_atime = timespec_to_timespec64(ts);
 			if (status)
 				return status;
 			iattr->ia_valid |= (ATTR_ATIME | ATTR_ATIME_SET);
@@ -440,7 +442,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval,
 		switch (dummy32) {
 		case NFS4_SET_TO_CLIENT_TIME:
 			len += 12;
-			status = nfsd4_decode_time(argp, &iattr->ia_mtime);
+			status = nfsd4_decode_time(argp, &ts);
+			iattr->ia_mtime = timespec_to_timespec64(ts);
 			if (status)
 				return status;
 			iattr->ia_valid |= (ATTR_MTIME | ATTR_MTIME_SET);
diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c
index a43e826..6b2e8b7 100644
--- a/fs/nfsd/nfsxdr.c
+++ b/fs/nfsd/nfsxdr.c
@@ -131,7 +131,7 @@ encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp,
 {
 	struct dentry	*dentry = fhp->fh_dentry;
 	int type;
-	struct timespec time;
+	struct timespec64 time;
 	u32 f;
 
 	type = (stat->mode & S_IFMT);
diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c
index 1c1ee48..decaf75 100644
--- a/fs/ntfs/inode.c
+++ b/fs/ntfs/inode.c
@@ -667,18 +667,18 @@ static int ntfs_read_locked_inode(struct inode *vi)
 	 * mtime is the last change of the data within the file. Not changed
 	 * when only metadata is changed, e.g. a rename doesn't affect mtime.
 	 */
-	vi->i_mtime = ntfs2utc(si->last_data_change_time);
+	vi->i_mtime = timespec_to_timespec64(ntfs2utc(si->last_data_change_time));
 	/*
 	 * ctime is the last change of the metadata of the file. This obviously
 	 * always changes, when mtime is changed. ctime can be changed on its
 	 * own, mtime is then not changed, e.g. when a file is renamed.
 	 */
-	vi->i_ctime = ntfs2utc(si->last_mft_change_time);
+	vi->i_ctime = timespec_to_timespec64(ntfs2utc(si->last_mft_change_time));
 	/*
 	 * Last access to the data within the file. Not changed during a rename
 	 * for example but changed whenever the file is written to.
 	 */
-	vi->i_atime = ntfs2utc(si->last_access_time);
+	vi->i_atime = timespec_to_timespec64(ntfs2utc(si->last_access_time));
 
 	/* Find the attribute list attribute if present. */
 	ntfs_attr_reinit_search_ctx(ctx);
@@ -2804,11 +2804,11 @@ int ntfs_truncate(struct inode *vi)
 	 * for real.
 	 */
 	if (!IS_NOCMTIME(VFS_I(base_ni)) && !IS_RDONLY(VFS_I(base_ni))) {
-		struct timespec now = current_time(VFS_I(base_ni));
+		struct timespec64 now = current_time(VFS_I(base_ni));
 		int sync_it = 0;
 
-		if (!timespec_equal(&VFS_I(base_ni)->i_mtime, &now) ||
-		    !timespec_equal(&VFS_I(base_ni)->i_ctime, &now))
+		if (!timespec64_equal(&VFS_I(base_ni)->i_mtime, &now) ||
+		    !timespec64_equal(&VFS_I(base_ni)->i_ctime, &now))
 			sync_it = 1;
 		VFS_I(base_ni)->i_mtime = now;
 		VFS_I(base_ni)->i_ctime = now;
@@ -2923,14 +2923,14 @@ int ntfs_setattr(struct dentry *dentry, struct iattr *attr)
 		}
 	}
 	if (ia_valid & ATTR_ATIME)
-		vi->i_atime = timespec_trunc(attr->ia_atime,
-				vi->i_sb->s_time_gran);
+		vi->i_atime = timespec64_trunc(attr->ia_atime,
+					       vi->i_sb->s_time_gran);
 	if (ia_valid & ATTR_MTIME)
-		vi->i_mtime = timespec_trunc(attr->ia_mtime,
-				vi->i_sb->s_time_gran);
+		vi->i_mtime = timespec64_trunc(attr->ia_mtime,
+					       vi->i_sb->s_time_gran);
 	if (ia_valid & ATTR_CTIME)
-		vi->i_ctime = timespec_trunc(attr->ia_ctime,
-				vi->i_sb->s_time_gran);
+		vi->i_ctime = timespec64_trunc(attr->ia_ctime,
+					       vi->i_sb->s_time_gran);
 	mark_inode_dirty(vi);
 out:
 	return err;
@@ -2997,7 +2997,7 @@ int __ntfs_write_inode(struct inode *vi, int sync)
 	si = (STANDARD_INFORMATION*)((u8*)ctx->attr +
 			le16_to_cpu(ctx->attr->data.resident.value_offset));
 	/* Update the access times if they have changed. */
-	nt = utc2ntfs(vi->i_mtime);
+	nt = utc2ntfs(timespec64_to_timespec(vi->i_mtime));
 	if (si->last_data_change_time != nt) {
 		ntfs_debug("Updating mtime for inode 0x%lx: old = 0x%llx, "
 				"new = 0x%llx", vi->i_ino, (long long)
@@ -3006,7 +3006,7 @@ int __ntfs_write_inode(struct inode *vi, int sync)
 		si->last_data_change_time = nt;
 		modified = true;
 	}
-	nt = utc2ntfs(vi->i_ctime);
+	nt = utc2ntfs(timespec64_to_timespec(vi->i_ctime));
 	if (si->last_mft_change_time != nt) {
 		ntfs_debug("Updating ctime for inode 0x%lx: old = 0x%llx, "
 				"new = 0x%llx", vi->i_ino, (long long)
@@ -3015,7 +3015,7 @@ int __ntfs_write_inode(struct inode *vi, int sync)
 		si->last_mft_change_time = nt;
 		modified = true;
 	}
-	nt = utc2ntfs(vi->i_atime);
+	nt = utc2ntfs(timespec64_to_timespec(vi->i_atime));
 	if (si->last_access_time != nt) {
 		ntfs_debug("Updating atime for inode 0x%lx: old = 0x%llx, "
 				"new = 0x%llx", vi->i_ino,
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 68728de..0ff424c 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -2140,6 +2140,7 @@ static void __ocfs2_stuff_meta_lvb(struct inode *inode)
 	struct ocfs2_inode_info *oi = OCFS2_I(inode);
 	struct ocfs2_lock_res *lockres = &oi->ip_inode_lockres;
 	struct ocfs2_meta_lvb *lvb;
+	struct timespec ts;
 
 	lvb = ocfs2_dlm_lvb(&lockres->l_lksb);
 
@@ -2160,12 +2161,15 @@ static void __ocfs2_stuff_meta_lvb(struct inode *inode)
 	lvb->lvb_igid      = cpu_to_be32(i_gid_read(inode));
 	lvb->lvb_imode     = cpu_to_be16(inode->i_mode);
 	lvb->lvb_inlink    = cpu_to_be16(inode->i_nlink);
+	ts = timespec64_to_timespec(inode->i_atime);
 	lvb->lvb_iatime_packed  =
-		cpu_to_be64(ocfs2_pack_timespec(&inode->i_atime));
+		cpu_to_be64(ocfs2_pack_timespec(&ts));
+	ts = timespec64_to_timespec(inode->i_ctime);
 	lvb->lvb_ictime_packed =
-		cpu_to_be64(ocfs2_pack_timespec(&inode->i_ctime));
+		cpu_to_be64(ocfs2_pack_timespec(&ts));
+	ts = timespec64_to_timespec(inode->i_mtime);
 	lvb->lvb_imtime_packed =
-		cpu_to_be64(ocfs2_pack_timespec(&inode->i_mtime));
+		cpu_to_be64(ocfs2_pack_timespec(&ts));
 	lvb->lvb_iattr    = cpu_to_be32(oi->ip_attr);
 	lvb->lvb_idynfeatures = cpu_to_be16(oi->ip_dyn_features);
 	lvb->lvb_igeneration = cpu_to_be32(inode->i_generation);
@@ -2183,6 +2187,7 @@ static void ocfs2_unpack_timespec(struct timespec *spec,
 
 static void ocfs2_refresh_inode_from_lvb(struct inode *inode)
 {
+	struct timespec ts;
 	struct ocfs2_inode_info *oi = OCFS2_I(inode);
 	struct ocfs2_lock_res *lockres = &oi->ip_inode_lockres;
 	struct ocfs2_meta_lvb *lvb;
@@ -2210,12 +2215,15 @@ static void ocfs2_refresh_inode_from_lvb(struct inode *inode)
 	i_gid_write(inode, be32_to_cpu(lvb->lvb_igid));
 	inode->i_mode    = be16_to_cpu(lvb->lvb_imode);
 	set_nlink(inode, be16_to_cpu(lvb->lvb_inlink));
-	ocfs2_unpack_timespec(&inode->i_atime,
+	ocfs2_unpack_timespec(&ts,
 			      be64_to_cpu(lvb->lvb_iatime_packed));
-	ocfs2_unpack_timespec(&inode->i_mtime,
+	inode->i_atime = timespec_to_timespec64(ts);
+	ocfs2_unpack_timespec(&ts,
 			      be64_to_cpu(lvb->lvb_imtime_packed));
-	ocfs2_unpack_timespec(&inode->i_ctime,
+	inode->i_mtime = timespec_to_timespec64(ts);
+	ocfs2_unpack_timespec(&ts,
 			      be64_to_cpu(lvb->lvb_ictime_packed));
+	inode->i_ctime = timespec_to_timespec64(ts);
 	spin_unlock(&oi->ip_lock);
 }
 
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index a2a8603..255f758 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -222,7 +222,7 @@ static int ocfs2_sync_file(struct file *file, loff_t start, loff_t end,
 int ocfs2_should_update_atime(struct inode *inode,
 			      struct vfsmount *vfsmnt)
 {
-	struct timespec now;
+	struct timespec64 now;
 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
 
 	if (ocfs2_is_hard_readonly(osb) || ocfs2_is_soft_readonly(osb))
@@ -248,8 +248,8 @@ int ocfs2_should_update_atime(struct inode *inode,
 		return 0;
 
 	if (vfsmnt->mnt_flags & MNT_RELATIME) {
-		if ((timespec_compare(&inode->i_atime, &inode->i_mtime) <= 0) ||
-		    (timespec_compare(&inode->i_atime, &inode->i_ctime) <= 0))
+		if ((timespec64_compare(&inode->i_atime, &inode->i_mtime) <= 0) ||
+		    (timespec64_compare(&inode->i_atime, &inode->i_ctime) <= 0))
 			return 1;
 
 		return 0;
diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c
index d6db252..6e4d2af 100644
--- a/fs/orangefs/inode.c
+++ b/fs/orangefs/inode.c
@@ -297,7 +297,7 @@ int orangefs_permission(struct inode *inode, int mask)
 	return generic_permission(inode, mask);
 }
 
-int orangefs_update_time(struct inode *inode, struct timespec *time, int flags)
+int orangefs_update_time(struct inode *inode, struct timespec64 *time, int flags)
 {
 	struct iattr iattr;
 	gossip_debug(GOSSIP_INODE_DEBUG, "orangefs_update_time: %pU\n",
diff --git a/fs/orangefs/orangefs-kernel.h b/fs/orangefs/orangefs-kernel.h
index 0045116..17b24ad 100644
--- a/fs/orangefs/orangefs-kernel.h
+++ b/fs/orangefs/orangefs-kernel.h
@@ -342,7 +342,7 @@ int orangefs_getattr(const struct path *path, struct kstat *stat,
 
 int orangefs_permission(struct inode *inode, int mask);
 
-int orangefs_update_time(struct inode *, struct timespec *, int);
+int orangefs_update_time(struct inode *, struct timespec64 *, int);
 
 /*
  * defined in xattr.c
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index 1db5b3b..ed16a89 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -416,7 +416,7 @@ int ovl_open_maybe_copy_up(struct dentry *dentry, unsigned int file_flags)
 	return err;
 }
 
-int ovl_update_time(struct inode *inode, struct timespec *ts, int flags)
+int ovl_update_time(struct inode *inode, struct timespec64 *ts, int flags)
 {
 	if (flags & S_ATIME) {
 		struct ovl_fs *ofs = inode->i_sb->s_fs_info;
diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h
index 3c5e9f1..7538b9b 100644
--- a/fs/overlayfs/overlayfs.h
+++ b/fs/overlayfs/overlayfs.h
@@ -325,7 +325,7 @@ int ovl_xattr_get(struct dentry *dentry, struct inode *inode, const char *name,
 ssize_t ovl_listxattr(struct dentry *dentry, char *list, size_t size);
 struct posix_acl *ovl_get_acl(struct inode *inode, int type);
 int ovl_open_maybe_copy_up(struct dentry *dentry, unsigned int file_flags);
-int ovl_update_time(struct inode *inode, struct timespec *ts, int flags);
+int ovl_update_time(struct inode *inode, struct timespec64 *ts, int flags);
 bool ovl_is_private_xattr(const char *name);
 
 struct ovl_inode_params {
diff --git a/fs/proc/uptime.c b/fs/proc/uptime.c
index 3bd12f9..3f723cb 100644
--- a/fs/proc/uptime.c
+++ b/fs/proc/uptime.c
@@ -10,7 +10,7 @@
 static int uptime_proc_show(struct seq_file *m, void *v)
 {
 	struct timespec uptime;
-	struct timespec idle;
+	struct timespec64 idle;
 	u64 nsec;
 	u32 rem;
 	int i;
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index dc72057..c238ab8 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -328,7 +328,7 @@ void pstore_record_init(struct pstore_record *record,
 	record->psi = psinfo;
 
 	/* Report zeroed timestamp if called before timekeeping has resumed. */
-	record->time = ns_to_timespec(ktime_get_real_fast_ns());
+	record->time = ns_to_timespec64(ktime_get_real_fast_ns());
 }
 
 /*
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 49b2bc1..bbd1e35 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -153,21 +153,23 @@ ramoops_get_next_prz(struct persistent_ram_zone *przs[], uint *c, uint max,
 	return prz;
 }
 
-static int ramoops_read_kmsg_hdr(char *buffer, struct timespec *time,
+static int ramoops_read_kmsg_hdr(char *buffer, struct timespec64 *time,
 				  bool *compressed)
 {
 	char data_type;
 	int header_length = 0;
 
-	if (sscanf(buffer, RAMOOPS_KERNMSG_HDR "%lu.%lu-%c\n%n", &time->tv_sec,
-			&time->tv_nsec, &data_type, &header_length) == 3) {
+	if (sscanf(buffer, RAMOOPS_KERNMSG_HDR "%lld.%lu-%c\n%n",
+		   (time64_t *)&time->tv_sec, &time->tv_nsec, &data_type,
+		   &header_length) == 3) {
 		if (data_type == 'C')
 			*compressed = true;
 		else
 			*compressed = false;
-	} else if (sscanf(buffer, RAMOOPS_KERNMSG_HDR "%lu.%lu\n%n",
-			&time->tv_sec, &time->tv_nsec, &header_length) == 2) {
-			*compressed = false;
+	} else if (sscanf(buffer, RAMOOPS_KERNMSG_HDR "%lld.%lu\n%n",
+			  (time64_t *)&time->tv_sec, &time->tv_nsec,
+			  &header_length) == 2) {
+		*compressed = false;
 	} else {
 		time->tv_sec = 0;
 		time->tv_nsec = 0;
@@ -360,8 +362,8 @@ static size_t ramoops_write_kmsg_hdr(struct persistent_ram_zone *prz,
 	char *hdr;
 	size_t len;
 
-	hdr = kasprintf(GFP_ATOMIC, RAMOOPS_KERNMSG_HDR "%lu.%lu-%c\n",
-		record->time.tv_sec,
+	hdr = kasprintf(GFP_ATOMIC, RAMOOPS_KERNMSG_HDR "%lld.%06lu-%c\n",
+		(time64_t)record->time.tv_sec,
 		record->time.tv_nsec / 1000,
 		record->compressed ? 'C' : 'D');
 	WARN_ON_ONCE(!hdr);
diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c
index 5089dac..97f3fc4 100644
--- a/fs/reiserfs/namei.c
+++ b/fs/reiserfs/namei.c
@@ -1316,7 +1316,7 @@ static int reiserfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	int jbegin_count;
 	umode_t old_inode_mode;
 	unsigned long savelink = 1;
-	struct timespec ctime;
+	struct timespec64 ctime;
 
 	if (flags & ~RENAME_NOREPLACE)
 		return -EINVAL;
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index 5dbf532..ff94fad4 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -451,10 +451,10 @@ int reiserfs_commit_write(struct file *f, struct page *page,
 
 static void update_ctime(struct inode *inode)
 {
-	struct timespec now = current_time(inode);
+	struct timespec64 now = current_time(inode);
 
 	if (inode_unhashed(inode) || !inode->i_nlink ||
-	    timespec_equal(&inode->i_ctime, &now))
+	    timespec64_equal(&inode->i_ctime, &now))
 		return;
 
 	inode->i_ctime = current_time(inode);
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 4e267cc..9da224d 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1276,7 +1276,7 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
 					.dirtied_ino = 3 };
 	struct ubifs_budget_req ino_req = { .dirtied_ino = 1,
 			.dirtied_ino_d = ALIGN(old_inode_ui->data_len, 8) };
-	struct timespec time;
+	struct timespec64 time;
 	unsigned int uninitialized_var(saved_nlink);
 	struct fscrypt_name old_nm, new_nm;
 
@@ -1504,7 +1504,7 @@ static int ubifs_xrename(struct inode *old_dir, struct dentry *old_dentry,
 	int sync = IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir);
 	struct inode *fst_inode = d_inode(old_dentry);
 	struct inode *snd_inode = d_inode(new_dentry);
-	struct timespec time;
+	struct timespec64 time;
 	int err;
 	struct fscrypt_name fst_nm, snd_nm;
 
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 28b8071..fd7eb6f 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1089,14 +1089,14 @@ static void do_attr_changes(struct inode *inode, const struct iattr *attr)
 	if (attr->ia_valid & ATTR_GID)
 		inode->i_gid = attr->ia_gid;
 	if (attr->ia_valid & ATTR_ATIME)
-		inode->i_atime = timespec_trunc(attr->ia_atime,
-						inode->i_sb->s_time_gran);
+		inode->i_atime = timespec64_trunc(attr->ia_atime,
+						  inode->i_sb->s_time_gran);
 	if (attr->ia_valid & ATTR_MTIME)
-		inode->i_mtime = timespec_trunc(attr->ia_mtime,
-						inode->i_sb->s_time_gran);
+		inode->i_mtime = timespec64_trunc(attr->ia_mtime,
+						  inode->i_sb->s_time_gran);
 	if (attr->ia_valid & ATTR_CTIME)
-		inode->i_ctime = timespec_trunc(attr->ia_ctime,
-						inode->i_sb->s_time_gran);
+		inode->i_ctime = timespec64_trunc(attr->ia_ctime,
+						  inode->i_sb->s_time_gran);
 	if (attr->ia_valid & ATTR_MODE) {
 		umode_t mode = attr->ia_mode;
 
@@ -1367,8 +1367,9 @@ int ubifs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
 static inline int mctime_update_needed(const struct inode *inode,
 				       const struct timespec *now)
 {
-	if (!timespec_equal(&inode->i_mtime, now) ||
-	    !timespec_equal(&inode->i_ctime, now))
+	struct timespec64 now64 = timespec_to_timespec64(*now);
+	if (!timespec64_equal(&inode->i_mtime, &now64) ||
+	    !timespec64_equal(&inode->i_ctime, &now64))
 		return 1;
 	return 0;
 }
@@ -1380,7 +1381,7 @@ static inline int mctime_update_needed(const struct inode *inode,
  *
  * This function updates time of the inode.
  */
-int ubifs_update_time(struct inode *inode, struct timespec *time,
+int ubifs_update_time(struct inode *inode, struct timespec64 *time,
 			     int flags)
 {
 	struct ubifs_inode *ui = ubifs_inode(inode);
@@ -1424,7 +1425,7 @@ int ubifs_update_time(struct inode *inode, struct timespec *time,
  */
 static int update_mctime(struct inode *inode)
 {
-	struct timespec now = current_time(inode);
+	struct timespec now = timespec64_to_timespec(current_time(inode));
 	struct ubifs_inode *ui = ubifs_inode(inode);
 	struct ubifs_info *c = inode->i_sb->s_fs_info;
 
@@ -1518,7 +1519,7 @@ static vm_fault_t ubifs_vm_page_mkwrite(struct vm_fault *vmf)
 	struct page *page = vmf->page;
 	struct inode *inode = file_inode(vmf->vma->vm_file);
 	struct ubifs_info *c = inode->i_sb->s_fs_info;
-	struct timespec now = current_time(inode);
+	struct timespec now = timespec64_to_timespec(current_time(inode));
 	struct ubifs_budget_req req = { .new_page = 1 };
 	int err, update_time;
 
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index 209d636..04bf84d 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -1738,7 +1738,7 @@ int ubifs_calc_dark(const struct ubifs_info *c, int spc);
 int ubifs_fsync(struct file *file, loff_t start, loff_t end, int datasync);
 int ubifs_setattr(struct dentry *dentry, struct iattr *attr);
 #ifdef CONFIG_UBIFS_ATIME_SUPPORT
-int ubifs_update_time(struct inode *inode, struct timespec *time, int flags);
+int ubifs_update_time(struct inode *inode, struct timespec64 *time, int flags);
 #endif
 
 /* dir.c */
diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index b7a0d4b..5656902 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -124,8 +124,8 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode)
 		iinfo->i_alloc_type = ICBTAG_FLAG_AD_SHORT;
 	else
 		iinfo->i_alloc_type = ICBTAG_FLAG_AD_LONG;
-	inode->i_mtime = inode->i_atime = inode->i_ctime =
-		iinfo->i_crtime = current_time(inode);
+	inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
+	iinfo->i_crtime = timespec64_to_timespec(inode->i_mtime);
 	if (unlikely(insert_inode_locked(inode) < 0)) {
 		make_bad_inode(inode);
 		iput(inode);
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index c80765d..7f39d17 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1271,6 +1271,7 @@ static int udf_read_inode(struct inode *inode, bool hidden_inode)
 	struct udf_inode_info *iinfo = UDF_I(inode);
 	struct udf_sb_info *sbi = UDF_SB(inode->i_sb);
 	struct kernel_lb_addr *iloc = &iinfo->i_location;
+	struct timespec ts;
 	unsigned int link_count;
 	unsigned int indirections = 0;
 	int bs = inode->i_sb->s_blocksize;
@@ -1443,15 +1444,12 @@ static int udf_read_inode(struct inode *inode, bool hidden_inode)
 		inode->i_blocks = le64_to_cpu(fe->logicalBlocksRecorded) <<
 			(inode->i_sb->s_blocksize_bits - 9);
 
-		if (!udf_disk_stamp_to_time(&inode->i_atime, fe->accessTime))
-			inode->i_atime = sbi->s_record_time;
-
-		if (!udf_disk_stamp_to_time(&inode->i_mtime,
-					    fe->modificationTime))
-			inode->i_mtime = sbi->s_record_time;
-
-		if (!udf_disk_stamp_to_time(&inode->i_ctime, fe->attrTime))
-			inode->i_ctime = sbi->s_record_time;
+		udf_disk_stamp_to_time(&ts, fe->accessTime);
+		inode->i_atime = timespec_to_timespec64(ts);
+		udf_disk_stamp_to_time(&ts, fe->modificationTime);
+		inode->i_mtime = timespec_to_timespec64(ts);
+		udf_disk_stamp_to_time(&ts, fe->attrTime);
+		inode->i_ctime = timespec_to_timespec64(ts);
 
 		iinfo->i_unique = le64_to_cpu(fe->uniqueID);
 		iinfo->i_lenEAttr = le32_to_cpu(fe->lengthExtendedAttr);
@@ -1461,18 +1459,13 @@ static int udf_read_inode(struct inode *inode, bool hidden_inode)
 		inode->i_blocks = le64_to_cpu(efe->logicalBlocksRecorded) <<
 		    (inode->i_sb->s_blocksize_bits - 9);
 
-		if (!udf_disk_stamp_to_time(&inode->i_atime, efe->accessTime))
-			inode->i_atime = sbi->s_record_time;
-
-		if (!udf_disk_stamp_to_time(&inode->i_mtime,
-					    efe->modificationTime))
-			inode->i_mtime = sbi->s_record_time;
-
-		if (!udf_disk_stamp_to_time(&iinfo->i_crtime, efe->createTime))
-			iinfo->i_crtime = sbi->s_record_time;
-
-		if (!udf_disk_stamp_to_time(&inode->i_ctime, efe->attrTime))
-			inode->i_ctime = sbi->s_record_time;
+		udf_disk_stamp_to_time(&ts, efe->accessTime);
+		inode->i_atime = timespec_to_timespec64(ts);
+		udf_disk_stamp_to_time(&ts, efe->modificationTime);
+		inode->i_mtime = timespec_to_timespec64(ts);
+		udf_disk_stamp_to_time(&iinfo->i_crtime, efe->createTime);
+		udf_disk_stamp_to_time(&ts, efe->attrTime);
+		inode->i_ctime = timespec_to_timespec64(ts);
 
 		iinfo->i_unique = le64_to_cpu(efe->uniqueID);
 		iinfo->i_lenEAttr = le32_to_cpu(efe->lengthExtendedAttr);
@@ -1722,9 +1715,12 @@ static int udf_update_inode(struct inode *inode, int do_sync)
 		       inode->i_sb->s_blocksize - sizeof(struct fileEntry));
 		fe->logicalBlocksRecorded = cpu_to_le64(lb_recorded);
 
-		udf_time_to_disk_stamp(&fe->accessTime, inode->i_atime);
-		udf_time_to_disk_stamp(&fe->modificationTime, inode->i_mtime);
-		udf_time_to_disk_stamp(&fe->attrTime, inode->i_ctime);
+		udf_time_to_disk_stamp(&fe->accessTime,
+				       timespec64_to_timespec(inode->i_atime));
+		udf_time_to_disk_stamp(&fe->modificationTime,
+				       timespec64_to_timespec(inode->i_mtime));
+		udf_time_to_disk_stamp(&fe->attrTime,
+				       timespec64_to_timespec(inode->i_ctime));
 		memset(&(fe->impIdent), 0, sizeof(struct regid));
 		strcpy(fe->impIdent.ident, UDF_ID_DEVELOPER);
 		fe->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX;
@@ -1743,14 +1739,17 @@ static int udf_update_inode(struct inode *inode, int do_sync)
 		efe->objectSize = cpu_to_le64(inode->i_size);
 		efe->logicalBlocksRecorded = cpu_to_le64(lb_recorded);
 
-		udf_adjust_time(iinfo, inode->i_atime);
-		udf_adjust_time(iinfo, inode->i_mtime);
-		udf_adjust_time(iinfo, inode->i_ctime);
+		udf_adjust_time(iinfo, timespec64_to_timespec(inode->i_atime));
+		udf_adjust_time(iinfo, timespec64_to_timespec(inode->i_mtime));
+		udf_adjust_time(iinfo, timespec64_to_timespec(inode->i_ctime));
 
-		udf_time_to_disk_stamp(&efe->accessTime, inode->i_atime);
-		udf_time_to_disk_stamp(&efe->modificationTime, inode->i_mtime);
+		udf_time_to_disk_stamp(&efe->accessTime,
+				       timespec64_to_timespec(inode->i_atime));
+		udf_time_to_disk_stamp(&efe->modificationTime,
+				       timespec64_to_timespec(inode->i_mtime));
 		udf_time_to_disk_stamp(&efe->createTime, iinfo->i_crtime);
-		udf_time_to_disk_stamp(&efe->attrTime, inode->i_ctime);
+		udf_time_to_disk_stamp(&efe->attrTime,
+				       timespec64_to_timespec(inode->i_ctime));
 
 		memset(&(efe->impIdent), 0, sizeof(efe->impIdent));
 		strcpy(efe->impIdent.ident, UDF_ID_DEVELOPER);
diff --git a/fs/udf/super.c b/fs/udf/super.c
index fc77ea7..0c504c8 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -862,6 +862,9 @@ static int udf_load_pvoldesc(struct super_block *sb, sector_t block)
 	struct buffer_head *bh;
 	uint16_t ident;
 	int ret = -ENOMEM;
+#ifdef UDFFS_DEBUG
+	struct timestamp *ts;
+#endif
 
 	outstr = kmalloc(128, GFP_NOFS);
 	if (!outstr)
@@ -880,15 +883,15 @@ static int udf_load_pvoldesc(struct super_block *sb, sector_t block)
 
 	pvoldesc = (struct primaryVolDesc *)bh->b_data;
 
-	if (udf_disk_stamp_to_time(&UDF_SB(sb)->s_record_time,
-			      pvoldesc->recordingDateAndTime)) {
+	udf_disk_stamp_to_time(&UDF_SB(sb)->s_record_time,
+			      pvoldesc->recordingDateAndTime);
 #ifdef UDFFS_DEBUG
-		struct timestamp *ts = &pvoldesc->recordingDateAndTime;
-		udf_debug("recording time %04u/%02u/%02u %02u:%02u (%x)\n",
-			  le16_to_cpu(ts->year), ts->month, ts->day, ts->hour,
-			  ts->minute, le16_to_cpu(ts->typeAndTimezone));
+	ts = &pvoldesc->recordingDateAndTime;
+	udf_debug("recording time %04u/%02u/%02u %02u:%02u (%x)\n",
+		  le16_to_cpu(ts->year), ts->month, ts->day, ts->hour,
+		  ts->minute, le16_to_cpu(ts->typeAndTimezone));
 #endif
-	}
+
 
 	ret = udf_dstrCS0toChar(sb, outstr, 31, pvoldesc->volIdent, 32);
 	if (ret < 0)
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index fc8d1b3..bae311b 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -253,8 +253,8 @@ extern struct long_ad *udf_get_filelongad(uint8_t *, int, uint32_t *, int);
 extern struct short_ad *udf_get_fileshortad(uint8_t *, int, uint32_t *, int);
 
 /* udftime.c */
-extern struct timespec *udf_disk_stamp_to_time(struct timespec *dest,
+extern void udf_disk_stamp_to_time(struct timespec *dest,
 						struct timestamp src);
-extern struct timestamp *udf_time_to_disk_stamp(struct timestamp *dest, struct timespec src);
+extern void udf_time_to_disk_stamp(struct timestamp *dest, struct timespec src);
 
 #endif				/* __UDF_DECL_H */
diff --git a/fs/udf/udftime.c b/fs/udf/udftime.c
index 0927a4b..67b33ac 100644
--- a/fs/udf/udftime.c
+++ b/fs/udf/udftime.c
@@ -40,7 +40,7 @@
 #include <linux/kernel.h>
 #include <linux/time.h>
 
-struct timespec *
+void
 udf_disk_stamp_to_time(struct timespec *dest, struct timestamp src)
 {
 	u16 typeAndTimezone = le16_to_cpu(src.typeAndTimezone);
@@ -67,10 +67,9 @@ udf_disk_stamp_to_time(struct timespec *dest, struct timestamp src)
 	 * recorded with bogus sub-second values.
 	 */
 	dest->tv_nsec %= NSEC_PER_SEC;
-	return dest;
 }
 
-struct timestamp *
+void
 udf_time_to_disk_stamp(struct timestamp *dest, struct timespec ts)
 {
 	long seconds;
@@ -79,9 +78,6 @@ udf_time_to_disk_stamp(struct timestamp *dest, struct timespec ts)
 
 	offset = -sys_tz.tz_minuteswest;
 
-	if (!dest)
-		return NULL;
-
 	dest->typeAndTimezone = cpu_to_le16(0x1000 | (offset & 0x0FFF));
 
 	seconds = ts.tv_sec + offset * 60;
@@ -97,7 +93,6 @@ udf_time_to_disk_stamp(struct timestamp *dest, struct timespec ts)
 					dest->centiseconds * 10000) / 100;
 	dest->microseconds = (ts.tv_nsec / 1000 - dest->centiseconds * 10000 -
 			      dest->hundredsOfMicroseconds * 100);
-	return dest;
 }
 
 /* EOF */
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 4a2e5e1..7a96c4e0 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -761,7 +761,7 @@ xfs_ialloc(
 	xfs_inode_t	*ip;
 	uint		flags;
 	int		error;
-	struct timespec	tv;
+	struct timespec64 tv;
 	struct inode	*inode;
 
 	/*
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index 1fce707..0fa29f3 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -1042,7 +1042,7 @@ xfs_vn_setattr(
 STATIC int
 xfs_vn_update_time(
 	struct inode		*inode,
-	struct timespec		*now,
+	struct timespec64	*now,
 	int			flags)
 {
 	struct xfs_inode	*ip = XFS_I(inode);
diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c
index e2963a6..5429273 100644
--- a/fs/xfs/xfs_trans_inode.c
+++ b/fs/xfs/xfs_trans_inode.c
@@ -58,7 +58,7 @@ xfs_trans_ichgtime(
 	int			flags)
 {
 	struct inode		*inode = VFS_I(ip);
-	struct timespec		tv;
+	struct timespec64 tv;
 
 	ASSERT(tp);
 	ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h
index 7ecfc88..4903deb 100644
--- a/include/linux/ceph/ceph_fs.h
+++ b/include/linux/ceph/ceph_fs.h
@@ -628,6 +628,7 @@ int ceph_flags_to_mode(int flags);
 				 CEPH_CAP_XATTR_SHARED)
 #define CEPH_STAT_CAP_INLINE_DATA (CEPH_CAP_FILE_SHARED | \
 				   CEPH_CAP_FILE_RD)
+#define CEPH_STAT_RSTAT CEPH_CAP_FILE_WREXTEND
 
 #define CEPH_CAP_ANY_SHARED (CEPH_CAP_AUTH_SHARED |			\
 			      CEPH_CAP_LINK_SHARED |			\
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index 96bb322..0d6ee04 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -170,6 +170,7 @@ struct ceph_osd_request {
 	u64             r_tid;              /* unique for this client */
 	struct rb_node  r_node;
 	struct rb_node  r_mc_node;          /* map check */
+	struct work_struct r_complete_work;
 	struct ceph_osd *r_osd;
 
 	struct ceph_osd_request_target r_t;
@@ -201,7 +202,6 @@ struct ceph_osd_request {
 	struct timespec r_mtime;              /* ditto */
 	u64 r_data_offset;                    /* ditto */
 	bool r_linger;                        /* don't resend on failure */
-	bool r_abort_on_full;		      /* return ENOSPC when full */
 
 	/* internal */
 	unsigned long r_stamp;                /* jiffies, send or check time */
@@ -347,6 +347,8 @@ struct ceph_osd_client {
 	struct rb_root         linger_map_checks;
 	atomic_t               num_requests;
 	atomic_t               num_homeless;
+	bool                   abort_on_full; /* abort w/ ENOSPC when full */
+	int                    abort_err;
 	struct delayed_work    timeout_work;
 	struct delayed_work    osds_timeout_work;
 #ifdef CONFIG_DEBUG_FS
@@ -359,6 +361,7 @@ struct ceph_osd_client {
 	struct ceph_msgpool	msgpool_op_reply;
 
 	struct workqueue_struct	*notify_wq;
+	struct workqueue_struct	*completion_wq;
 };
 
 static inline bool ceph_osdmap_flag(struct ceph_osd_client *osdc, int flag)
@@ -378,6 +381,7 @@ extern void ceph_osdc_handle_reply(struct ceph_osd_client *osdc,
 extern void ceph_osdc_handle_map(struct ceph_osd_client *osdc,
 				 struct ceph_msg *msg);
 void ceph_osdc_update_epoch_barrier(struct ceph_osd_client *osdc, u32 eb);
+void ceph_osdc_abort_requests(struct ceph_osd_client *osdc, int err);
 
 extern void osd_req_op_init(struct ceph_osd_request *osd_req,
 			    unsigned int which, u16 opcode, u32 flags);
@@ -440,7 +444,7 @@ extern void osd_req_op_cls_response_data_pages(struct ceph_osd_request *,
 					struct page **pages, u64 length,
 					u32 alignment, bool pages_from_pool,
 					bool own_pages);
-extern void osd_req_op_cls_init(struct ceph_osd_request *osd_req,
+extern int osd_req_op_cls_init(struct ceph_osd_request *osd_req,
 					unsigned int which, u16 opcode,
 					const char *class, const char *method);
 extern int osd_req_op_xattr_init(struct ceph_osd_request *osd_req, unsigned int which,
diff --git a/include/linux/ceph/osdmap.h b/include/linux/ceph/osdmap.h
index e71fb22..5675b1f 100644
--- a/include/linux/ceph/osdmap.h
+++ b/include/linux/ceph/osdmap.h
@@ -279,10 +279,10 @@ bool ceph_osds_changed(const struct ceph_osds *old_acting,
 		       const struct ceph_osds *new_acting,
 		       bool any_change);
 
-int __ceph_object_locator_to_pg(struct ceph_pg_pool_info *pi,
-				const struct ceph_object_id *oid,
-				const struct ceph_object_locator *oloc,
-				struct ceph_pg *raw_pgid);
+void __ceph_object_locator_to_pg(struct ceph_pg_pool_info *pi,
+				 const struct ceph_object_id *oid,
+				 const struct ceph_object_locator *oloc,
+				 struct ceph_pg *raw_pgid);
 int ceph_object_locator_to_pg(struct ceph_osdmap *osdmap,
 			      const struct ceph_object_id *oid,
 			      const struct ceph_object_locator *oloc,
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 7207de8..5c91108 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -207,9 +207,9 @@ struct iattr {
 	kuid_t		ia_uid;
 	kgid_t		ia_gid;
 	loff_t		ia_size;
-	struct timespec	ia_atime;
-	struct timespec	ia_mtime;
-	struct timespec	ia_ctime;
+	struct timespec64 ia_atime;
+	struct timespec64 ia_mtime;
+	struct timespec64 ia_ctime;
 
 	/*
 	 * Not an attribute, but an auxiliary info for filesystems wanting to
@@ -604,9 +604,9 @@ struct inode {
 	};
 	dev_t			i_rdev;
 	loff_t			i_size;
-	struct timespec		i_atime;
-	struct timespec		i_mtime;
-	struct timespec		i_ctime;
+	struct timespec64	i_atime;
+	struct timespec64	i_mtime;
+	struct timespec64	i_ctime;
 	spinlock_t		i_lock;	/* i_blocks, i_bytes, maybe i_size */
 	unsigned short          i_bytes;
 	unsigned int		i_blkbits;
@@ -1093,7 +1093,7 @@ extern int vfs_lock_file(struct file *, unsigned int, struct file_lock *, struct
 extern int vfs_cancel_lock(struct file *filp, struct file_lock *fl);
 extern int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl);
 extern int __break_lease(struct inode *inode, unsigned int flags, unsigned int type);
-extern void lease_get_mtime(struct inode *, struct timespec *time);
+extern void lease_get_mtime(struct inode *, struct timespec64 *time);
 extern int generic_setlease(struct file *, long, struct file_lock **, void **priv);
 extern int vfs_setlease(struct file *, long, struct file_lock **, void **);
 extern int lease_modify(struct file_lock *, int, struct list_head *);
@@ -1208,7 +1208,8 @@ static inline int __break_lease(struct inode *inode, unsigned int mode, unsigned
 	return 0;
 }
 
-static inline void lease_get_mtime(struct inode *inode, struct timespec *time)
+static inline void lease_get_mtime(struct inode *inode,
+				   struct timespec64 *time)
 {
 	return;
 }
@@ -1478,7 +1479,8 @@ static inline void i_gid_write(struct inode *inode, gid_t gid)
 	inode->i_gid = make_kgid(inode->i_sb->s_user_ns, gid);
 }
 
-extern struct timespec current_time(struct inode *inode);
+extern struct timespec64 timespec64_trunc(struct timespec64 t, unsigned gran);
+extern struct timespec64 current_time(struct inode *inode);
 
 /*
  * Snapshotting support.
@@ -1773,7 +1775,7 @@ struct inode_operations {
 	ssize_t (*listxattr) (struct dentry *, char *, size_t);
 	int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start,
 		      u64 len);
-	int (*update_time)(struct inode *, struct timespec *, int);
+	int (*update_time)(struct inode *, struct timespec64 *, int);
 	int (*atomic_open)(struct inode *, struct dentry *,
 			   struct file *, unsigned open_flag,
 			   umode_t create_mode, int *opened);
@@ -2217,7 +2219,7 @@ extern int current_umask(void);
 
 extern void ihold(struct inode * inode);
 extern void iput(struct inode *);
-extern int generic_update_time(struct inode *, struct timespec *, int);
+extern int generic_update_time(struct inode *, struct timespec64 *, int);
 
 /* /sys/fs */
 extern struct kobject *fs_kobj;
diff --git a/include/linux/pstore.h b/include/linux/pstore.h
index 61f806a..a15bc4d 100644
--- a/include/linux/pstore.h
+++ b/include/linux/pstore.h
@@ -71,7 +71,7 @@ struct pstore_record {
 	struct pstore_info	*psi;
 	enum pstore_type_id	type;
 	u64			id;
-	struct timespec		time;
+	struct timespec64	time;
 	char			*buf;
 	ssize_t			size;
 	ssize_t			ecc_notice_size;
diff --git a/include/linux/stat.h b/include/linux/stat.h
index 22484e4..765573d 100644
--- a/include/linux/stat.h
+++ b/include/linux/stat.h
@@ -41,10 +41,10 @@ struct kstat {
 	kuid_t		uid;
 	kgid_t		gid;
 	loff_t		size;
-	struct timespec	atime;
-	struct timespec	mtime;
-	struct timespec	ctime;
-	struct timespec	btime;			/* File creation time */
+	struct timespec64 atime;
+	struct timespec64 mtime;
+	struct timespec64 ctime;
+	struct timespec64 btime;			/* File creation time */
 	u64		blocks;
 };
 
diff --git a/kernel/configs/tiny.config b/kernel/configs/tiny.config
index 9bfdffc..7fa0c4a 100644
--- a/kernel/configs/tiny.config
+++ b/kernel/configs/tiny.config
@@ -10,7 +10,3 @@
 # CONFIG_SLAB is not set
 # CONFIG_SLUB is not set
 CONFIG_SLOB=y
-CONFIG_CC_STACKPROTECTOR_NONE=y
-# CONFIG_CC_STACKPROTECTOR_REGULAR is not set
-# CONFIG_CC_STACKPROTECTOR_STRONG is not set
-# CONFIG_CC_STACKPROTECTOR_AUTO is not set
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 3b3d33e..c6413c3 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -168,12 +168,6 @@ static char tag_keepalive2 = CEPH_MSGR_TAG_KEEPALIVE2;
 static struct lock_class_key socket_class;
 #endif
 
-/*
- * When skipping (ignoring) a block of input we read it into a "skip
- * buffer," which is this many bytes in size.
- */
-#define SKIP_BUF_SIZE	1024
-
 static void queue_con(struct ceph_connection *con);
 static void cancel_con(struct ceph_connection *con);
 static void ceph_con_workfn(struct work_struct *);
@@ -520,12 +514,18 @@ static int ceph_tcp_connect(struct ceph_connection *con)
 	return 0;
 }
 
+/*
+ * If @buf is NULL, discard up to @len bytes.
+ */
 static int ceph_tcp_recvmsg(struct socket *sock, void *buf, size_t len)
 {
 	struct kvec iov = {buf, len};
 	struct msghdr msg = { .msg_flags = MSG_DONTWAIT | MSG_NOSIGNAL };
 	int r;
 
+	if (!buf)
+		msg.msg_flags |= MSG_TRUNC;
+
 	iov_iter_kvec(&msg.msg_iter, READ | ITER_KVEC, &iov, 1, len);
 	r = sock_recvmsg(sock, &msg, msg.msg_flags);
 	if (r == -EAGAIN)
@@ -2575,9 +2575,6 @@ static int try_write(struct ceph_connection *con)
 	    con->state != CON_STATE_OPEN)
 		return 0;
 
-more:
-	dout("try_write out_kvec_bytes %d\n", con->out_kvec_bytes);
-
 	/* open the socket first? */
 	if (con->state == CON_STATE_PREOPEN) {
 		BUG_ON(con->sock);
@@ -2598,7 +2595,8 @@ static int try_write(struct ceph_connection *con)
 		}
 	}
 
-more_kvec:
+more:
+	dout("try_write out_kvec_bytes %d\n", con->out_kvec_bytes);
 	BUG_ON(!con->sock);
 
 	/* kvec data queued? */
@@ -2623,7 +2621,7 @@ static int try_write(struct ceph_connection *con)
 
 		ret = write_partial_message_data(con);
 		if (ret == 1)
-			goto more_kvec;  /* we need to send the footer, too! */
+			goto more;  /* we need to send the footer, too! */
 		if (ret == 0)
 			goto out;
 		if (ret < 0) {
@@ -2659,8 +2657,6 @@ static int try_write(struct ceph_connection *con)
 	return ret;
 }
 
-
-
 /*
  * Read what we can from the socket.
  */
@@ -2721,16 +2717,11 @@ static int try_read(struct ceph_connection *con)
 	if (con->in_base_pos < 0) {
 		/*
 		 * skipping + discarding content.
-		 *
-		 * FIXME: there must be a better way to do this!
 		 */
-		static char buf[SKIP_BUF_SIZE];
-		int skip = min((int) sizeof (buf), -con->in_base_pos);
-
-		dout("skipping %d / %d bytes\n", skip, -con->in_base_pos);
-		ret = ceph_tcp_recvmsg(con->sock, buf, skip);
+		ret = ceph_tcp_recvmsg(con->sock, NULL, -con->in_base_pos);
 		if (ret <= 0)
 			goto out;
+		dout("skipped %d / %d bytes\n", ret, -con->in_base_pos);
 		con->in_base_pos += ret;
 		if (con->in_base_pos)
 			goto more;
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 69a2581..a00c74f 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -766,7 +766,7 @@ void osd_req_op_extent_dup_last(struct ceph_osd_request *osd_req,
 }
 EXPORT_SYMBOL(osd_req_op_extent_dup_last);
 
-void osd_req_op_cls_init(struct ceph_osd_request *osd_req, unsigned int which,
+int osd_req_op_cls_init(struct ceph_osd_request *osd_req, unsigned int which,
 			u16 opcode, const char *class, const char *method)
 {
 	struct ceph_osd_req_op *op = _osd_req_op_init(osd_req, which,
@@ -778,7 +778,9 @@ void osd_req_op_cls_init(struct ceph_osd_request *osd_req, unsigned int which,
 	BUG_ON(opcode != CEPH_OSD_OP_CALL);
 
 	pagelist = kmalloc(sizeof (*pagelist), GFP_NOFS);
-	BUG_ON(!pagelist);
+	if (!pagelist)
+		return -ENOMEM;
+
 	ceph_pagelist_init(pagelist);
 
 	op->cls.class_name = class;
@@ -798,6 +800,7 @@ void osd_req_op_cls_init(struct ceph_osd_request *osd_req, unsigned int which,
 	osd_req_op_cls_request_info_pagelist(osd_req, which, pagelist);
 
 	op->indata_len = payload_len;
+	return 0;
 }
 EXPORT_SYMBOL(osd_req_op_cls_init);
 
@@ -1026,7 +1029,6 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc,
 				       truncate_size, truncate_seq);
 	}
 
-	req->r_abort_on_full = true;
 	req->r_flags = flags;
 	req->r_base_oloc.pool = layout->pool_id;
 	req->r_base_oloc.pool_ns = ceph_try_get_string(layout->pool_ns);
@@ -1054,6 +1056,38 @@ EXPORT_SYMBOL(ceph_osdc_new_request);
 DEFINE_RB_FUNCS(request, struct ceph_osd_request, r_tid, r_node)
 DEFINE_RB_FUNCS(request_mc, struct ceph_osd_request, r_tid, r_mc_node)
 
+/*
+ * Call @fn on each OSD request as long as @fn returns 0.
+ */
+static void for_each_request(struct ceph_osd_client *osdc,
+			int (*fn)(struct ceph_osd_request *req, void *arg),
+			void *arg)
+{
+	struct rb_node *n, *p;
+
+	for (n = rb_first(&osdc->osds); n; n = rb_next(n)) {
+		struct ceph_osd *osd = rb_entry(n, struct ceph_osd, o_node);
+
+		for (p = rb_first(&osd->o_requests); p; ) {
+			struct ceph_osd_request *req =
+			    rb_entry(p, struct ceph_osd_request, r_node);
+
+			p = rb_next(p);
+			if (fn(req, arg))
+				return;
+		}
+	}
+
+	for (p = rb_first(&osdc->homeless_osd.o_requests); p; ) {
+		struct ceph_osd_request *req =
+		    rb_entry(p, struct ceph_osd_request, r_node);
+
+		p = rb_next(p);
+		if (fn(req, arg))
+			return;
+	}
+}
+
 static bool osd_homeless(struct ceph_osd *osd)
 {
 	return osd->o_osd == CEPH_HOMELESS_OSD;
@@ -1395,7 +1429,6 @@ static enum calc_target_result calc_target(struct ceph_osd_client *osdc,
 	bool recovery_deletes = ceph_osdmap_flag(osdc,
 						 CEPH_OSDMAP_RECOVERY_DELETES);
 	enum calc_target_result ct_res;
-	int ret;
 
 	t->epoch = osdc->osdmap->epoch;
 	pi = ceph_pg_pool_by_id(osdc->osdmap, t->base_oloc.pool);
@@ -1431,14 +1464,7 @@ static enum calc_target_result calc_target(struct ceph_osd_client *osdc,
 		}
 	}
 
-	ret = __ceph_object_locator_to_pg(pi, &t->target_oid, &t->target_oloc,
-					  &pgid);
-	if (ret) {
-		WARN_ON(ret != -ENOENT);
-		t->osd = CEPH_HOMELESS_OSD;
-		ct_res = CALC_TARGET_POOL_DNE;
-		goto out;
-	}
+	__ceph_object_locator_to_pg(pi, &t->target_oid, &t->target_oloc, &pgid);
 	last_pgid.pool = pgid.pool;
 	last_pgid.seed = ceph_stable_mod(pgid.seed, t->pg_num, t->pg_num_mask);
 
@@ -2161,9 +2187,9 @@ static void __submit_request(struct ceph_osd_request *req, bool wrlocked)
 	struct ceph_osd_client *osdc = req->r_osdc;
 	struct ceph_osd *osd;
 	enum calc_target_result ct_res;
+	int err = 0;
 	bool need_send = false;
 	bool promoted = false;
-	bool need_abort = false;
 
 	WARN_ON(req->r_tid);
 	dout("%s req %p wrlocked %d\n", __func__, req, wrlocked);
@@ -2179,7 +2205,10 @@ static void __submit_request(struct ceph_osd_request *req, bool wrlocked)
 		goto promote;
 	}
 
-	if (osdc->osdmap->epoch < osdc->epoch_barrier) {
+	if (osdc->abort_err) {
+		dout("req %p abort_err %d\n", req, osdc->abort_err);
+		err = osdc->abort_err;
+	} else if (osdc->osdmap->epoch < osdc->epoch_barrier) {
 		dout("req %p epoch %u barrier %u\n", req, osdc->osdmap->epoch,
 		     osdc->epoch_barrier);
 		req->r_t.paused = true;
@@ -2200,11 +2229,13 @@ static void __submit_request(struct ceph_osd_request *req, bool wrlocked)
 		   (ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) ||
 		    pool_full(osdc, req->r_t.base_oloc.pool))) {
 		dout("req %p full/pool_full\n", req);
-		pr_warn_ratelimited("FULL or reached pool quota\n");
-		req->r_t.paused = true;
-		maybe_request_map(osdc);
-		if (req->r_abort_on_full)
-			need_abort = true;
+		if (osdc->abort_on_full) {
+			err = -ENOSPC;
+		} else {
+			pr_warn_ratelimited("FULL or reached pool quota\n");
+			req->r_t.paused = true;
+			maybe_request_map(osdc);
+		}
 	} else if (!osd_homeless(osd)) {
 		need_send = true;
 	} else {
@@ -2221,11 +2252,11 @@ static void __submit_request(struct ceph_osd_request *req, bool wrlocked)
 	link_request(osd, req);
 	if (need_send)
 		send_request(req);
-	else if (need_abort)
-		complete_request(req, -ENOSPC);
+	else if (err)
+		complete_request(req, err);
 	mutex_unlock(&osd->lock);
 
-	if (ct_res == CALC_TARGET_POOL_DNE)
+	if (!err && ct_res == CALC_TARGET_POOL_DNE)
 		send_map_check(req);
 
 	if (promoted)
@@ -2281,11 +2312,21 @@ static void finish_request(struct ceph_osd_request *req)
 
 static void __complete_request(struct ceph_osd_request *req)
 {
-	if (req->r_callback) {
-		dout("%s req %p tid %llu cb %pf result %d\n", __func__, req,
-		     req->r_tid, req->r_callback, req->r_result);
+	dout("%s req %p tid %llu cb %pf result %d\n", __func__, req,
+	     req->r_tid, req->r_callback, req->r_result);
+
+	if (req->r_callback)
 		req->r_callback(req);
-	}
+	complete_all(&req->r_completion);
+	ceph_osdc_put_request(req);
+}
+
+static void complete_request_workfn(struct work_struct *work)
+{
+	struct ceph_osd_request *req =
+	    container_of(work, struct ceph_osd_request, r_complete_work);
+
+	__complete_request(req);
 }
 
 /*
@@ -2297,9 +2338,9 @@ static void complete_request(struct ceph_osd_request *req, int err)
 
 	req->r_result = err;
 	finish_request(req);
-	__complete_request(req);
-	complete_all(&req->r_completion);
-	ceph_osdc_put_request(req);
+
+	INIT_WORK(&req->r_complete_work, complete_request_workfn);
+	queue_work(req->r_osdc->completion_wq, &req->r_complete_work);
 }
 
 static void cancel_map_check(struct ceph_osd_request *req)
@@ -2336,6 +2377,28 @@ static void abort_request(struct ceph_osd_request *req, int err)
 	complete_request(req, err);
 }
 
+static int abort_fn(struct ceph_osd_request *req, void *arg)
+{
+	int err = *(int *)arg;
+
+	abort_request(req, err);
+	return 0; /* continue iteration */
+}
+
+/*
+ * Abort all in-flight requests with @err and arrange for all future
+ * requests to be failed immediately.
+ */
+void ceph_osdc_abort_requests(struct ceph_osd_client *osdc, int err)
+{
+	dout("%s osdc %p err %d\n", __func__, osdc, err);
+	down_write(&osdc->lock);
+	for_each_request(osdc, abort_fn, &err);
+	osdc->abort_err = err;
+	up_write(&osdc->lock);
+}
+EXPORT_SYMBOL(ceph_osdc_abort_requests);
+
 static void update_epoch_barrier(struct ceph_osd_client *osdc, u32 eb)
 {
 	if (likely(eb > osdc->epoch_barrier)) {
@@ -2363,6 +2426,30 @@ void ceph_osdc_update_epoch_barrier(struct ceph_osd_client *osdc, u32 eb)
 EXPORT_SYMBOL(ceph_osdc_update_epoch_barrier);
 
 /*
+ * We can end up releasing caps as a result of abort_request().
+ * In that case, we probably want to ensure that the cap release message
+ * has an updated epoch barrier in it, so set the epoch barrier prior to
+ * aborting the first request.
+ */
+static int abort_on_full_fn(struct ceph_osd_request *req, void *arg)
+{
+	struct ceph_osd_client *osdc = req->r_osdc;
+	bool *victims = arg;
+
+	if ((req->r_flags & CEPH_OSD_FLAG_WRITE) &&
+	    (ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) ||
+	     pool_full(osdc, req->r_t.base_oloc.pool))) {
+		if (!*victims) {
+			update_epoch_barrier(osdc, osdc->osdmap->epoch);
+			*victims = true;
+		}
+		abort_request(req, -ENOSPC);
+	}
+
+	return 0; /* continue iteration */
+}
+
+/*
  * Drop all pending requests that are stalled waiting on a full condition to
  * clear, and complete them with ENOSPC as the return code. Set the
  * osdc->epoch_barrier to the latest map epoch that we've seen if any were
@@ -2370,61 +2457,11 @@ EXPORT_SYMBOL(ceph_osdc_update_epoch_barrier);
  */
 static void ceph_osdc_abort_on_full(struct ceph_osd_client *osdc)
 {
-	struct rb_node *n;
 	bool victims = false;
 
-	dout("enter abort_on_full\n");
-
-	if (!ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) && !have_pool_full(osdc))
-		goto out;
-
-	/* Scan list and see if there is anything to abort */
-	for (n = rb_first(&osdc->osds); n; n = rb_next(n)) {
-		struct ceph_osd *osd = rb_entry(n, struct ceph_osd, o_node);
-		struct rb_node *m;
-
-		m = rb_first(&osd->o_requests);
-		while (m) {
-			struct ceph_osd_request *req = rb_entry(m,
-					struct ceph_osd_request, r_node);
-			m = rb_next(m);
-
-			if (req->r_abort_on_full) {
-				victims = true;
-				break;
-			}
-		}
-		if (victims)
-			break;
-	}
-
-	if (!victims)
-		goto out;
-
-	/*
-	 * Update the barrier to current epoch if it's behind that point,
-	 * since we know we have some calls to be aborted in the tree.
-	 */
-	update_epoch_barrier(osdc, osdc->osdmap->epoch);
-
-	for (n = rb_first(&osdc->osds); n; n = rb_next(n)) {
-		struct ceph_osd *osd = rb_entry(n, struct ceph_osd, o_node);
-		struct rb_node *m;
-
-		m = rb_first(&osd->o_requests);
-		while (m) {
-			struct ceph_osd_request *req = rb_entry(m,
-					struct ceph_osd_request, r_node);
-			m = rb_next(m);
-
-			if (req->r_abort_on_full &&
-			    (ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) ||
-			     pool_full(osdc, req->r_t.target_oloc.pool)))
-				abort_request(req, -ENOSPC);
-		}
-	}
-out:
-	dout("return abort_on_full barrier=%u\n", osdc->epoch_barrier);
+	if (osdc->abort_on_full &&
+	    (ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) || have_pool_full(osdc)))
+		for_each_request(osdc, abort_on_full_fn, &victims);
 }
 
 static void check_pool_dne(struct ceph_osd_request *req)
@@ -3541,8 +3578,6 @@ static void handle_reply(struct ceph_osd *osd, struct ceph_msg *msg)
 	up_read(&osdc->lock);
 
 	__complete_request(req);
-	complete_all(&req->r_completion);
-	ceph_osdc_put_request(req);
 	return;
 
 fail_request:
@@ -4927,7 +4962,10 @@ int ceph_osdc_call(struct ceph_osd_client *osdc,
 	if (ret)
 		goto out_put_req;
 
-	osd_req_op_cls_init(req, 0, CEPH_OSD_OP_CALL, class, method);
+	ret = osd_req_op_cls_init(req, 0, CEPH_OSD_OP_CALL, class, method);
+	if (ret)
+		goto out_put_req;
+
 	if (req_page)
 		osd_req_op_cls_request_data_pages(req, 0, &req_page, req_len,
 						  0, false, false);
@@ -4996,6 +5034,10 @@ int ceph_osdc_init(struct ceph_osd_client *osdc, struct ceph_client *client)
 	if (!osdc->notify_wq)
 		goto out_msgpool_reply;
 
+	osdc->completion_wq = create_singlethread_workqueue("ceph-completion");
+	if (!osdc->completion_wq)
+		goto out_notify_wq;
+
 	schedule_delayed_work(&osdc->timeout_work,
 			      osdc->client->options->osd_keepalive_timeout);
 	schedule_delayed_work(&osdc->osds_timeout_work,
@@ -5003,6 +5045,8 @@ int ceph_osdc_init(struct ceph_osd_client *osdc, struct ceph_client *client)
 
 	return 0;
 
+out_notify_wq:
+	destroy_workqueue(osdc->notify_wq);
 out_msgpool_reply:
 	ceph_msgpool_destroy(&osdc->msgpool_op_reply);
 out_msgpool:
@@ -5017,7 +5061,7 @@ int ceph_osdc_init(struct ceph_osd_client *osdc, struct ceph_client *client)
 
 void ceph_osdc_stop(struct ceph_osd_client *osdc)
 {
-	flush_workqueue(osdc->notify_wq);
+	destroy_workqueue(osdc->completion_wq);
 	destroy_workqueue(osdc->notify_wq);
 	cancel_delayed_work_sync(&osdc->timeout_work);
 	cancel_delayed_work_sync(&osdc->osds_timeout_work);
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c
index e22820e..98c0ff3 100644
--- a/net/ceph/osdmap.c
+++ b/net/ceph/osdmap.c
@@ -2146,10 +2146,10 @@ bool ceph_osds_changed(const struct ceph_osds *old_acting,
  * Should only be called with target_oid and target_oloc (as opposed to
  * base_oid and base_oloc), since tiering isn't taken into account.
  */
-int __ceph_object_locator_to_pg(struct ceph_pg_pool_info *pi,
-				const struct ceph_object_id *oid,
-				const struct ceph_object_locator *oloc,
-				struct ceph_pg *raw_pgid)
+void __ceph_object_locator_to_pg(struct ceph_pg_pool_info *pi,
+				 const struct ceph_object_id *oid,
+				 const struct ceph_object_locator *oloc,
+				 struct ceph_pg *raw_pgid)
 {
 	WARN_ON(pi->id != oloc->pool);
 
@@ -2165,11 +2165,8 @@ int __ceph_object_locator_to_pg(struct ceph_pg_pool_info *pi,
 		int nsl = oloc->pool_ns->len;
 		size_t total = nsl + 1 + oid->name_len;
 
-		if (total > sizeof(stack_buf)) {
-			buf = kmalloc(total, GFP_NOIO);
-			if (!buf)
-				return -ENOMEM;
-		}
+		if (total > sizeof(stack_buf))
+			buf = kmalloc(total, GFP_NOIO | __GFP_NOFAIL);
 		memcpy(buf, oloc->pool_ns->str, nsl);
 		buf[nsl] = '\037';
 		memcpy(buf + nsl + 1, oid->name, oid->name_len);
@@ -2181,7 +2178,6 @@ int __ceph_object_locator_to_pg(struct ceph_pg_pool_info *pi,
 		     oid->name, nsl, oloc->pool_ns->str,
 		     raw_pgid->pool, raw_pgid->seed);
 	}
-	return 0;
 }
 
 int ceph_object_locator_to_pg(struct ceph_osdmap *osdmap,
@@ -2195,7 +2191,8 @@ int ceph_object_locator_to_pg(struct ceph_osdmap *osdmap,
 	if (!pi)
 		return -ENOENT;
 
-	return __ceph_object_locator_to_pg(pi, oid, oloc, raw_pgid);
+	__ceph_object_locator_to_pg(pi, oid, oloc, raw_pgid);
+	return 0;
 }
 EXPORT_SYMBOL(ceph_object_locator_to_pg);