Merge branch 'for-linus' into for-next

47 files changed, 310 insertions, 172 deletions

diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h
index e56272c919b5..bf2d34c9d804 100644
--- a/include/asm-generic/futex.h
+++ b/include/asm-generic/futex.h
@@ -108,11 +108,15 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
 	u32 val;
 
 	preempt_disable();
-	if (unlikely(get_user(val, uaddr) != 0))
+	if (unlikely(get_user(val, uaddr) != 0)) {
+		preempt_enable();
 		return -EFAULT;
+	}
 
-	if (val == oldval && unlikely(put_user(newval, uaddr) != 0))
+	if (val == oldval && unlikely(put_user(newval, uaddr) != 0)) {
+		preempt_enable();
 		return -EFAULT;
+	}
 
 	*uval = val;
 	preempt_enable();
diff --git a/include/drm/drm_cache.h b/include/drm/drm_cache.h
index 461a0558bca4..cebecff536a3 100644
--- a/include/drm/drm_cache.h
+++ b/include/drm/drm_cache.h
@@ -39,6 +39,8 @@ static inline bool drm_arch_can_wc_memory(void)
 {
 #if defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE)
 	return false;
+#elif defined(CONFIG_MIPS) && defined(CONFIG_CPU_LOONGSON3)
+	return false;
 #else
 	return true;
 #endif
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index afae2316bd43..055a08ddac02 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -92,7 +92,7 @@ struct ttm_placement {
  */
 struct ttm_bus_placement {
 	void		*addr;
-	unsigned long	base;
+	phys_addr_t	base;
 	unsigned long	size;
 	unsigned long	offset;
 	bool		is_iomem;
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h
index 1b4d69f68c33..3f103076d0bf 100644
--- a/include/linux/backing-dev-defs.h
+++ b/include/linux/backing-dev-defs.h
@@ -135,7 +135,7 @@ struct bdi_writeback {
 
 struct backing_dev_info {
 	struct list_head bdi_list;
-	unsigned long ra_pages;	/* max readahead in PAGE_CACHE_SIZE units */
+	unsigned long ra_pages;	/* max readahead in PAGE_SIZE units */
 	unsigned int capabilities; /* Device capabilities */
 	congested_fn *congested_fn; /* Function pointer if device is md/dm */
 	void *congested_data;	/* Pointer to aux data for congested func */
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 88bc64f00bb5..6b7481f62218 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -41,7 +41,7 @@
 #endif
 
 #define BIO_MAX_PAGES		256
-#define BIO_MAX_SIZE		(BIO_MAX_PAGES << PAGE_CACHE_SHIFT)
+#define BIO_MAX_SIZE		(BIO_MAX_PAGES << PAGE_SHIFT)
 #define BIO_MAX_SECTORS		(BIO_MAX_SIZE >> 9)
 
 /*
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 7e5d7e018bea..669e419d6234 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1372,7 +1372,7 @@ unsigned char *read_dev_sector(struct block_device *, sector_t, Sector *);
 
 static inline void put_dev_sector(Sector p)
 {
-	page_cache_release(p.v);
+	put_page(p.v);
 }
 
 static inline bool __bvec_gap_to_prev(struct request_queue *q,
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index c67f052cc5e5..d48daa3f6f20 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -43,7 +43,7 @@ enum bh_state_bits {
 			 */
 };
 
-#define MAX_BUF_PER_PAGE (PAGE_CACHE_SIZE / 512)
+#define MAX_BUF_PER_PAGE (PAGE_SIZE / 512)
 
 struct page;
 struct buffer_head;
@@ -263,7 +263,7 @@ void buffer_init(void);
 static inline void attach_page_buffers(struct page *page,
 		struct buffer_head *head)
 {
-	page_cache_get(page);
+	get_page(page);
 	SetPagePrivate(page);
 	set_page_private(page, (unsigned long)head);
 }
diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h
index e7975e4681e1..db92a8d4926e 100644
--- a/include/linux/ceph/libceph.h
+++ b/include/linux/ceph/libceph.h
@@ -176,8 +176,8 @@ extern void ceph_put_snap_context(struct ceph_snap_context *sc);
  */
 static inline int calc_pages_for(u64 off, u64 len)
 {
-	return ((off+len+PAGE_CACHE_SIZE-1) >> PAGE_CACHE_SHIFT) -
-		(off >> PAGE_CACHE_SHIFT);
+	return ((off+len+PAGE_SIZE-1) >> PAGE_SHIFT) -
+		(off >> PAGE_SHIFT);
 }
 
 extern struct kmem_cache *ceph_inode_cachep;
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 22ab246feed3..eeae401a2412 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -199,7 +199,7 @@
 #define unreachable() __builtin_unreachable()
 
 /* Mark a function definition as prohibited from being cloned. */
-#define __noclone	__attribute__((__noclone__))
+#define __noclone	__attribute__((__noclone__, __optimize__("no-tracer")))
 
 #endif /* GCC_VERSION >= 40500 */
 
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 7cb043d8f4e8..4bb4de8d95ea 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -161,6 +161,7 @@ struct dentry_operations {
 	struct vfsmount *(*d_automount)(struct path *);
 	int (*d_manage)(struct dentry *, bool);
 	struct inode *(*d_select_inode)(struct dentry *, unsigned);
+	struct dentry *(*d_real)(struct dentry *, struct inode *);
 } ____cacheline_aligned;
 
 /*
@@ -229,6 +230,7 @@ struct dentry_operations {
 #define DCACHE_OP_SELECT_INODE		0x02000000 /* Unioned entry: dcache op selects inode */
 
 #define DCACHE_ENCRYPTED_WITH_KEY	0x04000000 /* dir is encrypted with a valid key */
+#define DCACHE_OP_REAL			0x08000000
 
 extern seqlock_t rename_lock;
 
@@ -555,4 +557,12 @@ static inline struct dentry *d_backing_dentry(struct dentry *upper)
 	return upper;
 }
 
+static inline struct dentry *d_real(struct dentry *dentry)
+{
+	if (unlikely(dentry->d_flags & DCACHE_OP_REAL))
+		return dentry->d_op->d_real(dentry, NULL);
+	else
+		return dentry;
+}
+
 #endif	/* __LINUX_DCACHE_H */
diff --git a/include/linux/devpts_fs.h b/include/linux/devpts_fs.h
index e0ee0b3000b2..358a4db72a27 100644
--- a/include/linux/devpts_fs.h
+++ b/include/linux/devpts_fs.h
@@ -15,38 +15,24 @@
 
 #include <linux/errno.h>
 
+struct pts_fs_info;
+
 #ifdef CONFIG_UNIX98_PTYS
 
-int devpts_new_index(struct inode *ptmx_inode);
-void devpts_kill_index(struct inode *ptmx_inode, int idx);
-void devpts_add_ref(struct inode *ptmx_inode);
-void devpts_del_ref(struct inode *ptmx_inode);
+/* Look up a pts fs info and get a ref to it */
+struct pts_fs_info *devpts_get_ref(struct inode *, struct file *);
+void devpts_put_ref(struct pts_fs_info *);
+
+int devpts_new_index(struct pts_fs_info *);
+void devpts_kill_index(struct pts_fs_info *, int);
+
 /* mknod in devpts */
-struct inode *devpts_pty_new(struct inode *ptmx_inode, dev_t device, int index,
-		void *priv);
+struct inode *devpts_pty_new(struct pts_fs_info *, dev_t, int, void *);
 /* get private structure */
 void *devpts_get_priv(struct inode *pts_inode);
 /* unlink */
 void devpts_pty_kill(struct inode *inode);
 
-#else
-
-/* Dummy stubs in the no-pty case */
-static inline int devpts_new_index(struct inode *ptmx_inode) { return -EINVAL; }
-static inline void devpts_kill_index(struct inode *ptmx_inode, int idx) { }
-static inline void devpts_add_ref(struct inode *ptmx_inode) { }
-static inline void devpts_del_ref(struct inode *ptmx_inode) { }
-static inline struct inode *devpts_pty_new(struct inode *ptmx_inode,
-		dev_t device, int index, void *priv)
-{
-	return ERR_PTR(-EINVAL);
-}
-static inline void *devpts_get_priv(struct inode *pts_inode)
-{
-	return NULL;
-}
-static inline void devpts_pty_kill(struct inode *inode) { }
-
 #endif
 
 
diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h
index 9eb215a155e0..b90e9bdbd1dd 100644
--- a/include/linux/f2fs_fs.h
+++ b/include/linux/f2fs_fs.h
@@ -262,7 +262,7 @@ struct f2fs_node {
 /*
  * For NAT entries
  */
-#define NAT_ENTRY_PER_BLOCK (PAGE_CACHE_SIZE / sizeof(struct f2fs_nat_entry))
+#define NAT_ENTRY_PER_BLOCK (PAGE_SIZE / sizeof(struct f2fs_nat_entry))
 
 struct f2fs_nat_entry {
 	__u8 version;		/* latest version of cached nat entry */
@@ -282,7 +282,7 @@ struct f2fs_nat_block {
  * Not allow to change this.
  */
 #define SIT_VBLOCK_MAP_SIZE 64
-#define SIT_ENTRY_PER_BLOCK (PAGE_CACHE_SIZE / sizeof(struct f2fs_sit_entry))
+#define SIT_ENTRY_PER_BLOCK (PAGE_SIZE / sizeof(struct f2fs_sit_entry))
 
 /*
  * Note that f2fs_sit_entry->vblocks has the following bit-field information.
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 14a97194b34b..70e61b58baaf 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -929,7 +929,7 @@ static inline struct file *get_file(struct file *f)
 /* Page cache limit. The filesystems should put that into their s_maxbytes 
    limits, otherwise bad things can happen in VM. */ 
 #if BITS_PER_LONG==32
-#define MAX_LFS_FILESIZE	(((loff_t)PAGE_CACHE_SIZE << (BITS_PER_LONG-1))-1) 
+#define MAX_LFS_FILESIZE	(((loff_t)PAGE_SIZE << (BITS_PER_LONG-1))-1)
 #elif BITS_PER_LONG==64
 #define MAX_LFS_FILESIZE 	((loff_t)0x7fffffffffffffffLL)
 #endif
@@ -1241,6 +1241,16 @@ static inline struct inode *file_inode(const struct file *f)
 	return f->f_inode;
 }
 
+static inline struct dentry *file_dentry(const struct file *file)
+{
+	struct dentry *dentry = file->f_path.dentry;
+
+	if (unlikely(dentry->d_flags & DCACHE_OP_REAL))
+		return dentry->d_op->d_real(dentry, file_inode(file));
+	else
+		return dentry;
+}
+
 static inline int locks_lock_file_wait(struct file *filp, struct file_lock *fl)
 {
 	return locks_lock_inode_wait(file_inode(filp), fl);
@@ -2067,7 +2077,7 @@ extern int generic_update_time(struct inode *, struct timespec *, int);
 /* /sys/fs */
 extern struct kobject *fs_kobj;
 
-#define MAX_RW_COUNT (INT_MAX & PAGE_CACHE_MASK)
+#define MAX_RW_COUNT (INT_MAX & PAGE_MASK)
 
 #ifdef CONFIG_MANDATORY_FILE_LOCKING
 extern int locks_mandatory_locked(struct file *);
diff --git a/include/linux/fscrypto.h b/include/linux/fscrypto.h
index cd91f75de49b..6027f6bbb061 100644
--- a/include/linux/fscrypto.h
+++ b/include/linux/fscrypto.h
@@ -263,9 +263,9 @@ static inline void fscrypt_set_d_op(struct dentry *dentry)
 extern struct kmem_cache *fscrypt_info_cachep;
 int fscrypt_initialize(void);
 
-extern struct fscrypt_ctx *fscrypt_get_ctx(struct inode *);
+extern struct fscrypt_ctx *fscrypt_get_ctx(struct inode *, gfp_t);
 extern void fscrypt_release_ctx(struct fscrypt_ctx *);
-extern struct page *fscrypt_encrypt_page(struct inode *, struct page *);
+extern struct page *fscrypt_encrypt_page(struct inode *, struct page *, gfp_t);
 extern int fscrypt_decrypt_page(struct page *);
 extern void fscrypt_decrypt_bio_pages(struct fscrypt_ctx *, struct bio *);
 extern void fscrypt_pullback_bio_page(struct page **, bool);
@@ -299,7 +299,8 @@ extern int fscrypt_fname_usr_to_disk(struct inode *, const struct qstr *,
 #endif
 
 /* crypto.c */
-static inline struct fscrypt_ctx *fscrypt_notsupp_get_ctx(struct inode *i)
+static inline struct fscrypt_ctx *fscrypt_notsupp_get_ctx(struct inode *i,
+							gfp_t f)
 {
 	return ERR_PTR(-EOPNOTSUPP);
 }
@@ -310,7 +311,7 @@ static inline void fscrypt_notsupp_release_ctx(struct fscrypt_ctx *c)
 }
 
 static inline struct page *fscrypt_notsupp_encrypt_page(struct inode *i,
-						struct page *p)
+						struct page *p, gfp_t f)
 {
 	return ERR_PTR(-EOPNOTSUPP);
 }
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index a5c539fa5d2b..ef7a6ecd8584 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -195,9 +195,7 @@ struct iommu_ops {
 	/* Get the number of windows per domain */
 	u32 (*domain_get_windows)(struct iommu_domain *domain);
 
-#ifdef CONFIG_OF_IOMMU
 	int (*of_xlate)(struct device *dev, struct of_phandle_args *args);
-#endif
 
 	unsigned long pgsize_bitmap;
 	void *priv;
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 8541a913f6a3..d1f904c8b2cb 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -828,6 +828,11 @@ struct mlx4_vf_dev {
 	u8			n_ports;
 };
 
+enum mlx4_pci_status {
+	MLX4_PCI_STATUS_DISABLED,
+	MLX4_PCI_STATUS_ENABLED,
+};
+
 struct mlx4_dev_persistent {
 	struct pci_dev	       *pdev;
 	struct mlx4_dev	       *dev;
@@ -841,6 +846,8 @@ struct mlx4_dev_persistent {
 	u8		state;
 	struct mutex	interface_state_mutex; /* protect SW state */
 	u8	interface_state;
+	struct mutex		pci_status_mutex; /* sync pci state */
+	enum mlx4_pci_status	pci_status;
 };
 
 struct mlx4_dev {
diff --git a/include/linux/mm.h b/include/linux/mm.h
index ed6407d1b7b5..a55e5be0894f 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -623,7 +623,7 @@ void do_set_pte(struct vm_area_struct *vma, unsigned long address,
  *
  * A page may belong to an inode's memory mapping. In this case, page->mapping
  * is the pointer to the inode, and page->index is the file offset of the page,
- * in units of PAGE_CACHE_SIZE.
+ * in units of PAGE_SIZE.
  *
  * If pagecache pages are not associated with an inode, they are said to be
  * anonymous pages. These may become associated with the swapcache, and in that
@@ -1250,78 +1250,20 @@ long get_user_pages_remote(struct task_struct *tsk, struct mm_struct *mm,
 			    unsigned long start, unsigned long nr_pages,
 			    int write, int force, struct page **pages,
 			    struct vm_area_struct **vmas);
-long get_user_pages6(unsigned long start, unsigned long nr_pages,
+long get_user_pages(unsigned long start, unsigned long nr_pages,
 			    int write, int force, struct page **pages,
 			    struct vm_area_struct **vmas);
-long get_user_pages_locked6(unsigned long start, unsigned long nr_pages,
+long get_user_pages_locked(unsigned long start, unsigned long nr_pages,
 		    int write, int force, struct page **pages, int *locked);
 long __get_user_pages_unlocked(struct task_struct *tsk, struct mm_struct *mm,
 			       unsigned long start, unsigned long nr_pages,
 			       int write, int force, struct page **pages,
 			       unsigned int gup_flags);
-long get_user_pages_unlocked5(unsigned long start, unsigned long nr_pages,
+long get_user_pages_unlocked(unsigned long start, unsigned long nr_pages,
 		    int write, int force, struct page **pages);
 int get_user_pages_fast(unsigned long start, int nr_pages, int write,
 			struct page **pages);
 
-/* suppress warnings from use in EXPORT_SYMBOL() */
-#ifndef __DISABLE_GUP_DEPRECATED
-#define __gup_deprecated __deprecated
-#else
-#define __gup_deprecated
-#endif
-/*
- * These macros provide backward-compatibility with the old
- * get_user_pages() variants which took tsk/mm.  These
- * functions/macros provide both compile-time __deprecated so we
- * can catch old-style use and not break the build.  The actual
- * functions also have WARN_ON()s to let us know at runtime if
- * the get_user_pages() should have been the "remote" variant.
- *
- * These are hideous, but temporary.
- *
- * If you run into one of these __deprecated warnings, look
- * at how you are calling get_user_pages().  If you are calling
- * it with current/current->mm as the first two arguments,
- * simply remove those arguments.  The behavior will be the same
- * as it is now.  If you are calling it on another task, use
- * get_user_pages_remote() instead.
- *
- * Any questions?  Ask Dave Hansen <dave@sr71.net>
- */
-long
-__gup_deprecated
-get_user_pages8(struct task_struct *tsk, struct mm_struct *mm,
-		unsigned long start, unsigned long nr_pages,
-		int write, int force, struct page **pages,
-		struct vm_area_struct **vmas);
-#define GUP_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, get_user_pages, ...)	\
-	get_user_pages
-#define get_user_pages(...) GUP_MACRO(__VA_ARGS__,	\
-		get_user_pages8, x,			\
-		get_user_pages6, x, x, x, x, x)(__VA_ARGS__)
-
-__gup_deprecated
-long get_user_pages_locked8(struct task_struct *tsk, struct mm_struct *mm,
-		unsigned long start, unsigned long nr_pages,
-		int write, int force, struct page **pages,
-		int *locked);
-#define GUPL_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, get_user_pages_locked, ...)	\
-	get_user_pages_locked
-#define get_user_pages_locked(...) GUPL_MACRO(__VA_ARGS__,	\
-		get_user_pages_locked8,	x,			\
-		get_user_pages_locked6, x, x, x, x)(__VA_ARGS__)
-
-__gup_deprecated
-long get_user_pages_unlocked7(struct task_struct *tsk, struct mm_struct *mm,
-		unsigned long start, unsigned long nr_pages,
-		int write, int force, struct page **pages);
-#define GUPU_MACRO(_1, _2, _3, _4, _5, _6, _7, get_user_pages_unlocked, ...)	\
-	get_user_pages_unlocked
-#define get_user_pages_unlocked(...) GUPU_MACRO(__VA_ARGS__,	\
-		get_user_pages_unlocked7, x,			\
-		get_user_pages_unlocked5, x, x, x, x)(__VA_ARGS__)
-
 /* Container for pinned pfns / pages */
 struct frame_vector {
 	unsigned int nr_allocated;	/* Number of frames we have space for */
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 944b2b37313b..c2d75b4fa86c 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -341,7 +341,7 @@ struct vm_area_struct {
 
 	/* Information about our backing store: */
 	unsigned long vm_pgoff;		/* Offset (within vm_file) in PAGE_SIZE
-					   units, *not* PAGE_CACHE_SIZE */
+					   units */
 	struct file * vm_file;		/* File we map to (can be NULL). */
 	void * vm_private_data;		/* was vm_pte (shared mem) */
 
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index cb0d5d09c2e4..8395308a2445 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2120,7 +2120,10 @@ struct napi_gro_cb {
 	/* Used in foo-over-udp, set in udp[46]_gro_receive */
 	u8	is_ipv6:1;
 
-	/* 7 bit hole */
+	/* Used in GRE, set in fou/gue_gro_receive */
+	u8	is_fou:1;
+
+	/* 6 bit hole */
 
 	/* used to support CHECKSUM_COMPLETE for tunneling protocols */
 	__wsum	csum;
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index f2f650f136ee..957049f72290 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -41,8 +41,8 @@ struct nfs_page {
 	struct page		*wb_page;	/* page to read in/write out */
 	struct nfs_open_context	*wb_context;	/* File state context info */
 	struct nfs_lock_context	*wb_lock_context;	/* lock context info */
-	pgoff_t			wb_index;	/* Offset >> PAGE_CACHE_SHIFT */
-	unsigned int		wb_offset,	/* Offset & ~PAGE_CACHE_MASK */
+	pgoff_t			wb_index;	/* Offset >> PAGE_SHIFT */
+	unsigned int		wb_offset,	/* Offset & ~PAGE_MASK */
 				wb_pgbase,	/* Start of page data */
 				wb_bytes;	/* Length of request */
 	struct kref		wb_kref;	/* reference count */
@@ -184,7 +184,7 @@ nfs_list_entry(struct list_head *head)
 static inline
 loff_t req_offset(struct nfs_page *req)
 {
-	return (((loff_t)req->wb_index) << PAGE_CACHE_SHIFT) + req->wb_offset;
+	return (((loff_t)req->wb_index) << PAGE_SHIFT) + req->wb_offset;
 }
 
 #endif /* _LINUX_NFS_PAGE_H */
diff --git a/include/linux/nilfs2_fs.h b/include/linux/nilfs2_fs.h
index 9abb763e4b86..e9fcf90b270d 100644
--- a/include/linux/nilfs2_fs.h
+++ b/include/linux/nilfs2_fs.h
@@ -331,7 +331,7 @@ static inline unsigned nilfs_rec_len_from_disk(__le16 dlen)
 {
 	unsigned len = le16_to_cpu(dlen);
 
-#if !defined(__KERNEL__) || (PAGE_CACHE_SIZE >= 65536)
+#if !defined(__KERNEL__) || (PAGE_SIZE >= 65536)
 	if (len == NILFS_MAX_REC_LEN)
 		return 1 << 16;
 #endif
@@ -340,7 +340,7 @@ static inline unsigned nilfs_rec_len_from_disk(__le16 dlen)
 
 static inline __le16 nilfs_rec_len_to_disk(unsigned len)
 {
-#if !defined(__KERNEL__) || (PAGE_CACHE_SIZE >= 65536)
+#if !defined(__KERNEL__) || (PAGE_SIZE >= 65536)
 	if (len == (1 << 16))
 		return cpu_to_le16(NILFS_MAX_REC_LEN);
 	else if (len > (1 << 16))
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 1ebd65c91422..7e1ab155c67c 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -86,21 +86,6 @@ static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask)
 				(__force unsigned long)mask;
 }
 
-/*
- * The page cache can be done in larger chunks than
- * one page, because it allows for more efficient
- * throughput (it can then be mapped into user
- * space in smaller chunks for same flexibility).
- *
- * Or rather, it _will_ be done in larger chunks.
- */
-#define PAGE_CACHE_SHIFT	PAGE_SHIFT
-#define PAGE_CACHE_SIZE		PAGE_SIZE
-#define PAGE_CACHE_MASK		PAGE_MASK
-#define PAGE_CACHE_ALIGN(addr)	(((addr)+PAGE_CACHE_SIZE-1)&PAGE_CACHE_MASK)
-
-#define page_cache_get(page)		get_page(page)
-#define page_cache_release(page)	put_page(page)
 void release_pages(struct page **pages, int nr, bool cold);
 
 /*
@@ -390,13 +375,13 @@ static inline pgoff_t page_to_pgoff(struct page *page)
 		return page->index << compound_order(page);
 
 	if (likely(!PageTransTail(page)))
-		return page->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT);
+		return page->index;
 
 	/*
 	 *  We don't initialize ->index for tail pages: calculate based on
 	 *  head page
 	 */
-	pgoff = compound_head(page)->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT);
+	pgoff = compound_head(page)->index;
 	pgoff += page - compound_head(page);
 	return pgoff;
 }
@@ -406,12 +391,12 @@ static inline pgoff_t page_to_pgoff(struct page *page)
  */
 static inline loff_t page_offset(struct page *page)
 {
-	return ((loff_t)page->index) << PAGE_CACHE_SHIFT;
+	return ((loff_t)page->index) << PAGE_SHIFT;
 }
 
 static inline loff_t page_file_offset(struct page *page)
 {
-	return ((loff_t)page_file_index(page)) << PAGE_CACHE_SHIFT;
+	return ((loff_t)page_file_index(page)) << PAGE_SHIFT;
 }
 
 extern pgoff_t linear_hugepage_index(struct vm_area_struct *vma,
@@ -425,7 +410,7 @@ static inline pgoff_t linear_page_index(struct vm_area_struct *vma,
 		return linear_hugepage_index(vma, address);
 	pgoff = (address - vma->vm_start) >> PAGE_SHIFT;
 	pgoff += vma->vm_pgoff;
-	return pgoff >> (PAGE_CACHE_SHIFT - PAGE_SHIFT);
+	return pgoff;
 }
 
 extern void __lock_page(struct page *page);
@@ -535,8 +520,7 @@ extern void add_page_wait_queue(struct page *page, wait_queue_t *waiter);
 /*
  * Fault a userspace page into pagetables.  Return non-zero on a fault.
  *
- * This assumes that two userspace pages are always sufficient.  That's
- * not true if PAGE_CACHE_SIZE > PAGE_SIZE.
+ * This assumes that two userspace pages are always sufficient.
  */
 static inline int fault_in_pages_writeable(char __user *uaddr, int size)
 {
@@ -671,8 +655,8 @@ static inline int add_to_page_cache(struct page *page,
 
 static inline unsigned long dir_pages(struct inode *inode)
 {
-	return (unsigned long)(inode->i_size + PAGE_CACHE_SIZE - 1) >>
-			       PAGE_CACHE_SHIFT;
+	return (unsigned long)(inode->i_size + PAGE_SIZE - 1) >>
+			       PAGE_SHIFT;
 }
 
 #endif /* _LINUX_PAGEMAP_H */
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 004b8133417d..932ec74909c6 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1111,6 +1111,7 @@ void pci_unlock_rescan_remove(void);
 /* Vital product data routines */
 ssize_t pci_read_vpd(struct pci_dev *dev, loff_t pos, size_t count, void *buf);
 ssize_t pci_write_vpd(struct pci_dev *dev, loff_t pos, size_t count, const void *buf);
+int pci_set_vpd_size(struct pci_dev *dev, size_t len);
 
 /* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */
 resource_size_t pcibios_retrieve_fw_addr(struct pci_dev *dev, int idx);
diff --git a/include/linux/pmem.h b/include/linux/pmem.h
index ac6d872ce067..57d146fe44dd 100644
--- a/include/linux/pmem.h
+++ b/include/linux/pmem.h
@@ -72,6 +72,18 @@ static inline void arch_invalidate_pmem(void __pmem *addr, size_t size)
 }
 #endif
 
+static inline bool arch_has_pmem_api(void)
+{
+	return IS_ENABLED(CONFIG_ARCH_HAS_PMEM_API);
+}
+
+static inline int default_memcpy_from_pmem(void *dst, void __pmem const *src,
+		size_t size)
+{
+	memcpy(dst, (void __force *) src, size);
+	return 0;
+}
+
 /*
  * memcpy_from_pmem - read from persistent memory with error handling
  * @dst: destination buffer
@@ -83,12 +95,10 @@ static inline void arch_invalidate_pmem(void __pmem *addr, size_t size)
 static inline int memcpy_from_pmem(void *dst, void __pmem const *src,
 		size_t size)
 {
-	return arch_memcpy_from_pmem(dst, src, size);
-}
-
-static inline bool arch_has_pmem_api(void)
-{
-	return IS_ENABLED(CONFIG_ARCH_HAS_PMEM_API);
+	if (arch_has_pmem_api())
+		return arch_memcpy_from_pmem(dst, src, size);
+	else
+		return default_memcpy_from_pmem(dst, src, size);
 }
 
 /**
diff --git a/include/linux/rculist_nulls.h b/include/linux/rculist_nulls.h
index 1c33dd7da4a7..4ae95f7e8597 100644
--- a/include/linux/rculist_nulls.h
+++ b/include/linux/rculist_nulls.h
@@ -98,6 +98,45 @@ static inline void hlist_nulls_add_head_rcu(struct hlist_nulls_node *n,
 	if (!is_a_nulls(first))
 		first->pprev = &n->next;
 }
+
+/**
+ * hlist_nulls_add_tail_rcu
+ * @n: the element to add to the hash list.
+ * @h: the list to add to.
+ *
+ * Description:
+ * Adds the specified element to the end of the specified hlist_nulls,
+ * while permitting racing traversals.  NOTE: tail insertion requires
+ * list traversal.
+ *
+ * The caller must take whatever precautions are necessary
+ * (such as holding appropriate locks) to avoid racing
+ * with another list-mutation primitive, such as hlist_nulls_add_head_rcu()
+ * or hlist_nulls_del_rcu(), running on this same list.
+ * However, it is perfectly legal to run concurrently with
+ * the _rcu list-traversal primitives, such as
+ * hlist_nulls_for_each_entry_rcu(), used to prevent memory-consistency
+ * problems on Alpha CPUs.  Regardless of the type of CPU, the
+ * list-traversal primitive must be guarded by rcu_read_lock().
+ */
+static inline void hlist_nulls_add_tail_rcu(struct hlist_nulls_node *n,
+					struct hlist_nulls_head *h)
+{
+	struct hlist_nulls_node *i, *last = NULL;
+
+	for (i = hlist_nulls_first_rcu(h); !is_a_nulls(i);
+	     i = hlist_nulls_next_rcu(i))
+		last = i;
+
+	if (last) {
+		n->next = last->next;
+		n->pprev = &last->next;
+		rcu_assign_pointer(hlist_nulls_next_rcu(last), n);
+	} else {
+		hlist_nulls_add_head_rcu(n, h);
+	}
+}
+
 /**
  * hlist_nulls_for_each_entry_rcu - iterate over rcu list of given type
  * @tpos:	the type * to use as a loop cursor.
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index dde00defbaa5..f3d45dd42695 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -7,13 +7,10 @@
 #include <linux/mutex.h>
 #include <linux/cpumask.h>
 #include <linux/nodemask.h>
+#include <linux/fs.h>
+#include <linux/cred.h>
 
 struct seq_operations;
-struct file;
-struct path;
-struct inode;
-struct dentry;
-struct user_namespace;
 
 struct seq_file {
 	char *buf;
@@ -27,9 +24,7 @@ struct seq_file {
 	struct mutex lock;
 	const struct seq_operations *op;
 	int poll_event;
-#ifdef CONFIG_USER_NS
-	struct user_namespace *user_ns;
-#endif
+	const struct file *file;
 	void *private;
 };
 
@@ -147,7 +142,7 @@ int seq_release_private(struct inode *, struct file *);
 static inline struct user_namespace *seq_user_ns(struct seq_file *seq)
 {
 #ifdef CONFIG_USER_NS
-	return seq->user_ns;
+	return seq->file->f_cred->user_ns;
 #else
 	extern struct user_namespace init_user_ns;
 	return &init_user_ns;
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index cc0fc712bb82..7ca44fb5b675 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -129,7 +129,7 @@ static inline void svc_get(struct svc_serv *serv)
  *
  * These happen to all be powers of 2, which is not strictly
  * necessary but helps enforce the real limitation, which is
- * that they should be multiples of PAGE_CACHE_SIZE.
+ * that they should be multiples of PAGE_SIZE.
  *
  * For UDP transports, a block plus NFS,RPC, and UDP headers
  * has to fit into the IP datagram limit of 64K.  The largest
diff --git a/include/linux/swap.h b/include/linux/swap.h
index d18b65c53dbb..2b83359c19ca 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -433,9 +433,9 @@ struct backing_dev_info;
 #define si_swapinfo(val) \
 	do { (val)->freeswap = (val)->totalswap = 0; } while (0)
 /* only sparc can not include linux/pagemap.h in this file
- * so leave page_cache_release and release_pages undeclared... */
+ * so leave put_page and release_pages undeclared... */
 #define free_page_and_swap_cache(page) \
-	page_cache_release(page)
+	put_page(page)
 #define free_pages_and_swap_cache(pages, nr) \
 	release_pages((pages), (nr), false);
 
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index a55d0523f75d..1b8a5a7876ce 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -352,8 +352,8 @@ struct thermal_zone_of_device_ops {
 
 struct thermal_trip {
 	struct device_node *np;
-	unsigned long int temperature;
-	unsigned long int hysteresis;
+	int temperature;
+	int hysteresis;
 	enum thermal_trip_type type;
 };
 
diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h
index 7f5f78bd15ad..245f57dbbb61 100644
--- a/include/linux/usb_usual.h
+++ b/include/linux/usb_usual.h
@@ -79,6 +79,8 @@
 		/* Cannot handle MI_REPORT_SUPPORTED_OPERATION_CODES */	\
 	US_FLAG(MAX_SECTORS_240,	0x08000000)		\
 		/* Sets max_sectors to 240 */			\
+	US_FLAG(NO_REPORT_LUNS,	0x10000000)			\
+		/* Cannot handle REPORT_LUNS */			\
 
 #define US_FLAG(name, value)	US_FL_##name = value ,
 enum { US_DO_ALL_FLAGS };
diff --git a/include/net/act_api.h b/include/net/act_api.h
index 2a19fe111c78..03e322b30218 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -135,6 +135,7 @@ void tcf_hashinfo_destroy(const struct tc_action_ops *ops,
 static inline void tc_action_net_exit(struct tc_action_net *tn)
 {
 	tcf_hashinfo_destroy(tn->ops, tn->hinfo);
+	kfree(tn->hinfo);
 }
 
 int tcf_generic_walker(struct tc_action_net *tn, struct sk_buff *skb,
diff --git a/include/net/cls_cgroup.h b/include/net/cls_cgroup.h
index c0a92e2c286d..74c9693d4941 100644
--- a/include/net/cls_cgroup.h
+++ b/include/net/cls_cgroup.h
@@ -17,6 +17,7 @@
 #include <linux/hardirq.h>
 #include <linux/rcupdate.h>
 #include <net/sock.h>
+#include <net/inet_sock.h>
 
 #ifdef CONFIG_CGROUP_NET_CLASSID
 struct cgroup_cls_state {
@@ -63,11 +64,13 @@ static inline u32 task_get_classid(const struct sk_buff *skb)
 	 * softirqs always disables bh.
 	 */
 	if (in_serving_softirq()) {
+		struct sock *sk = skb_to_full_sk(skb);
+
 		/* If there is an sock_cgroup_classid we'll use that. */
-		if (!skb->sk)
+		if (!sk || !sk_fullsock(sk))
 			return 0;
 
-		classid = sock_cgroup_classid(&skb->sk->sk_cgrp_data);
+		classid = sock_cgroup_classid(&sk->sk_cgrp_data);
 	}
 
 	return classid;
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 295d291269e2..54c779416eec 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -101,6 +101,9 @@ void fib6_force_start_gc(struct net *net);
 struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
 				    const struct in6_addr *addr, bool anycast);
 
+struct rt6_info *ip6_dst_alloc(struct net *net, struct net_device *dev,
+			       int flags);
+
 /*
  *	support functions for ND
  *
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index d0aeb97aec5d..1be050ada8c5 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -959,6 +959,8 @@ int compat_ipv6_getsockopt(struct sock *sk, int level, int optname,
 int ip6_datagram_connect(struct sock *sk, struct sockaddr *addr, int addr_len);
 int ip6_datagram_connect_v6_only(struct sock *sk, struct sockaddr *addr,
 				 int addr_len);
+int ip6_datagram_dst_update(struct sock *sk, bool fix_sk_saddr);
+void ip6_datagram_release_cb(struct sock *sk);
 
 int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len,
 		    int *addr_len);
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 0c09da34b67a..e385eb3076a1 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1001,6 +1001,8 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
  *	flag indicates that the PN was verified for replay protection.
  *	Note that this flag is also currently only supported when a frame
  *	is also decrypted (ie. @RX_FLAG_DECRYPTED must be set)
+ * @RX_FLAG_DUP_VALIDATED: The driver should set this flag if it did
+ *	de-duplication by itself.
  * @RX_FLAG_FAILED_FCS_CRC: Set this flag if the FCS check failed on
  *	the frame.
  * @RX_FLAG_FAILED_PLCP_CRC: Set this flag if the PCLP check failed on
diff --git a/include/net/route.h b/include/net/route.h
index 9b0a523bb428..6de665bf1750 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -209,6 +209,9 @@ unsigned int inet_addr_type_dev_table(struct net *net,
 void ip_rt_multicast_event(struct in_device *);
 int ip_rt_ioctl(struct net *, unsigned int cmd, void __user *arg);
 void ip_rt_get_source(u8 *src, struct sk_buff *skb, struct rtable *rt);
+struct rtable *rt_dst_alloc(struct net_device *dev,
+			     unsigned int flags, u16 type,
+			     bool nopolicy, bool noxfrm, bool will_cache);
 
 struct in_ifaddr;
 void fib_add_ifaddr(struct in_ifaddr *);
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 65521cfdcade..03fb33efcae2 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -386,11 +386,9 @@ static inline struct list_head *sctp_list_dequeue(struct list_head *list)
 {
 	struct list_head *result = NULL;
 
-	if (list->next != list) {
+	if (!list_empty(list)) {
 		result = list->next;
-		list->next = result->next;
-		list->next->prev = list;
-		INIT_LIST_HEAD(result);
+		list_del_init(result);
 	}
 	return result;
 }
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 6df1ce7a411c..5a404c354f4c 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -847,6 +847,11 @@ struct sctp_transport {
 	 */
 	ktime_t last_time_heard;
 
+	/* When was the last time that we sent a chunk using this
+	 * transport? We use this to check for idle transports
+	 */
+	unsigned long last_time_sent;
+
 	/* Last time(in jiffies) when cwnd is reduced due to the congestion
 	 * indication based on ECNE chunk.
 	 */
@@ -952,7 +957,8 @@ void sctp_transport_route(struct sctp_transport *, union sctp_addr *,
 			  struct sctp_sock *);
 void sctp_transport_pmtu(struct sctp_transport *, struct sock *sk);
 void sctp_transport_free(struct sctp_transport *);
-void sctp_transport_reset_timers(struct sctp_transport *);
+void sctp_transport_reset_t3_rtx(struct sctp_transport *);
+void sctp_transport_reset_hb_timer(struct sctp_transport *);
 int sctp_transport_hold(struct sctp_transport *);
 void sctp_transport_put(struct sctp_transport *);
 void sctp_transport_update_rto(struct sctp_transport *, __u32);
diff --git a/include/net/sock.h b/include/net/sock.h
index 255d3e03727b..121ffc115c4f 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -630,7 +630,11 @@ static inline void sk_add_node_rcu(struct sock *sk, struct hlist_head *list)
 
 static inline void __sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
 {
-	hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list);
+	if (IS_ENABLED(CONFIG_IPV6) && sk->sk_reuseport &&
+	    sk->sk_family == AF_INET6)
+		hlist_nulls_add_tail_rcu(&sk->sk_nulls_node, list);
+	else
+		hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list);
 }
 
 static inline void sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
diff --git a/include/net/tcp.h b/include/net/tcp.h
index b91370f61be6..6db10228113f 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -552,6 +552,8 @@ void tcp_send_ack(struct sock *sk);
 void tcp_send_delayed_ack(struct sock *sk);
 void tcp_send_loss_probe(struct sock *sk);
 bool tcp_schedule_loss_probe(struct sock *sk);
+void tcp_skb_collapse_tstamp(struct sk_buff *skb,
+			     const struct sk_buff *next_skb);
 
 /* tcp_input.c */
 void tcp_resume_early_retransmit(struct sock *sk);
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index c067019ed12a..74d79bde7075 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -516,6 +516,31 @@ static inline int scsi_device_tpgs(struct scsi_device *sdev)
 	return sdev->inquiry ? (sdev->inquiry[5] >> 4) & 0x3 : 0;
 }
 
+/**
+ * scsi_device_supports_vpd - test if a device supports VPD pages
+ * @sdev: the &struct scsi_device to test
+ *
+ * If the 'try_vpd_pages' flag is set it takes precedence.
+ * Otherwise we will assume VPD pages are supported if the
+ * SCSI level is at least SPC-3 and 'skip_vpd_pages' is not set.
+ */
+static inline int scsi_device_supports_vpd(struct scsi_device *sdev)
+{
+	/* Attempt VPD inquiry if the device blacklist explicitly calls
+	 * for it.
+	 */
+	if (sdev->try_vpd_pages)
+		return 1;
+	/*
+	 * Although VPD inquiries can go to SCSI-2 type devices,
+	 * some USB ones crash on receiving them, and the pages
+	 * we currently ask for are for SPC-3 and beyond
+	 */
+	if (sdev->scsi_level > SCSI_SPC_2 && !sdev->skip_vpd_pages)
+		return 1;
+	return 0;
+}
+
 #define MODULE_ALIAS_SCSI_DEVICE(type) \
 	MODULE_ALIAS("scsi:t-" __stringify(type) "*")
 #define SCSI_DEVICE_MODALIAS_FMT "scsi:t-0x%02x"
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index 677807f29a1c..e90e82ad6875 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -23,7 +23,7 @@ struct map_lookup;
 struct extent_buffer;
 struct btrfs_work;
 struct __btrfs_workqueue;
-struct btrfs_qgroup_operation;
+struct btrfs_qgroup_extent_record;
 
 #define show_ref_type(type)						\
 	__print_symbolic(type,						\
@@ -1231,6 +1231,93 @@ DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
 
 	TP_ARGS(ref_root, reserved)
 );
+
+DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
+	TP_PROTO(struct btrfs_qgroup_extent_record *rec),
+
+	TP_ARGS(rec),
+
+	TP_STRUCT__entry(
+		__field(	u64,  bytenr		)
+		__field(	u64,  num_bytes		)
+	),
+
+	TP_fast_assign(
+		__entry->bytenr		= rec->bytenr,
+		__entry->num_bytes	= rec->num_bytes;
+	),
+
+	TP_printk("bytenr = %llu, num_bytes = %llu",
+		  (unsigned long long)__entry->bytenr,
+		  (unsigned long long)__entry->num_bytes)
+);
+
+DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
+
+	TP_PROTO(struct btrfs_qgroup_extent_record *rec),
+
+	TP_ARGS(rec)
+);
+
+DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_insert_dirty_extent,
+
+	TP_PROTO(struct btrfs_qgroup_extent_record *rec),
+
+	TP_ARGS(rec)
+);
+
+TRACE_EVENT(btrfs_qgroup_account_extent,
+
+	TP_PROTO(u64 bytenr, u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
+
+	TP_ARGS(bytenr, num_bytes, nr_old_roots, nr_new_roots),
+
+	TP_STRUCT__entry(
+		__field(	u64,  bytenr			)
+		__field(	u64,  num_bytes			)
+		__field(	u64,  nr_old_roots		)
+		__field(	u64,  nr_new_roots		)
+	),
+
+	TP_fast_assign(
+		__entry->bytenr		= bytenr;
+		__entry->num_bytes	= num_bytes;
+		__entry->nr_old_roots	= nr_old_roots;
+		__entry->nr_new_roots	= nr_new_roots;
+	),
+
+	TP_printk("bytenr = %llu, num_bytes = %llu, nr_old_roots = %llu, "
+		  "nr_new_roots = %llu",
+		  __entry->bytenr,
+		  __entry->num_bytes,
+		  __entry->nr_old_roots,
+		  __entry->nr_new_roots)
+);
+
+TRACE_EVENT(qgroup_update_counters,
+
+	TP_PROTO(u64 qgid, u64 cur_old_count, u64 cur_new_count),
+
+	TP_ARGS(qgid, cur_old_count, cur_new_count),
+
+	TP_STRUCT__entry(
+		__field(	u64,  qgid			)
+		__field(	u64,  cur_old_count		)
+		__field(	u64,  cur_new_count		)
+	),
+
+	TP_fast_assign(
+		__entry->qgid		= qgid;
+		__entry->cur_old_count	= cur_old_count;
+		__entry->cur_new_count	= cur_new_count;
+	),
+
+	TP_printk("qgid = %llu, cur_old_count = %llu, cur_new_count = %llu",
+		  __entry->qgid,
+		  __entry->cur_old_count,
+		  __entry->cur_new_count)
+);
+
 #endif /* _TRACE_BTRFS_H */
 
 /* This part must be outside protection */
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 2622b33fb2ec..6e0f5f01734c 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -717,9 +717,13 @@ __SYSCALL(__NR_membarrier, sys_membarrier)
 __SYSCALL(__NR_mlock2, sys_mlock2)
 #define __NR_copy_file_range 285
 __SYSCALL(__NR_copy_file_range, sys_copy_file_range)
+#define __NR_preadv2 286
+__SYSCALL(__NR_preadv2, sys_preadv2)
+#define __NR_pwritev2 287
+__SYSCALL(__NR_pwritev2, sys_pwritev2)
 
 #undef __NR_syscalls
-#define __NR_syscalls 286
+#define __NR_syscalls 288
 
 /*
  * All syscalls below here should go away really,
diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild
index b71fd0b5cbad..813ffb2e22c9 100644
--- a/include/uapi/linux/Kbuild
+++ b/include/uapi/linux/Kbuild
@@ -96,6 +96,7 @@ header-y += cyclades.h
 header-y += cycx_cfm.h
 header-y += dcbnl.h
 header-y += dccp.h
+header-y += devlink.h
 header-y += dlmconstants.h
 header-y += dlm_device.h
 header-y += dlm.h
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index 06d6c6228a7a..d5ce71607972 100644
--- a/include/uapi/linux/usb/ch9.h
+++ b/include/uapi/linux/usb/ch9.h
@@ -899,7 +899,7 @@ struct usb_ssp_cap_descriptor {
 	__le32 bmAttributes;
 #define USB_SSP_SUBLINK_SPEED_ATTRIBS	(0x1f << 0) /* sublink speed entries */
 #define USB_SSP_SUBLINK_SPEED_IDS	(0xf << 5)  /* speed ID entries */
-	__u16  wFunctionalitySupport;
+	__le16  wFunctionalitySupport;
 #define USB_SSP_MIN_SUBLINK_SPEED_ATTRIBUTE_ID	(0xf)
 #define USB_SSP_MIN_RX_LANE_COUNT		(0xf << 8)
 #define USB_SSP_MIN_TX_LANE_COUNT		(0xf << 12)
diff --git a/include/uapi/linux/virtio_config.h b/include/uapi/linux/virtio_config.h
index c18264df9504..4cb65bbfa654 100644
--- a/include/uapi/linux/virtio_config.h
+++ b/include/uapi/linux/virtio_config.h
@@ -40,6 +40,8 @@
 #define VIRTIO_CONFIG_S_DRIVER_OK	4
 /* Driver has finished configuring features */
 #define VIRTIO_CONFIG_S_FEATURES_OK	8
+/* Device entered invalid state, driver must reset it */
+#define VIRTIO_CONFIG_S_NEEDS_RESET	0x40
 /* We've given up on this device. */
 #define VIRTIO_CONFIG_S_FAILED		0x80
 
diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h
index eeba75395f7d..ad66589f2ae6 100644
--- a/include/video/imx-ipu-v3.h
+++ b/include/video/imx-ipu-v3.h
@@ -194,8 +194,9 @@ int ipu_cpmem_set_format_rgb(struct ipuv3_channel *ch,
 int ipu_cpmem_set_format_passthrough(struct ipuv3_channel *ch, int width);
 void ipu_cpmem_set_yuv_interleaved(struct ipuv3_channel *ch, u32 pixel_format);
 void ipu_cpmem_set_yuv_planar_full(struct ipuv3_channel *ch,
-				   u32 pixel_format, int stride,
-				   int u_offset, int v_offset);
+				   unsigned int uv_stride,
+				   unsigned int u_offset,
+				   unsigned int v_offset);
 void ipu_cpmem_set_yuv_planar(struct ipuv3_channel *ch,
 			      u32 pixel_format, int stride, int height);
 int ipu_cpmem_set_fmt(struct ipuv3_channel *ch, u32 drm_fourcc);
@@ -236,7 +237,7 @@ void ipu_dmfc_disable_channel(struct dmfc_channel *dmfc);
 int ipu_dmfc_alloc_bandwidth(struct dmfc_channel *dmfc,
 		unsigned long bandwidth_mbs, int burstsize);
 void ipu_dmfc_free_bandwidth(struct dmfc_channel *dmfc);
-int ipu_dmfc_init_channel(struct dmfc_channel *dmfc, int width);
+void ipu_dmfc_config_wait4eot(struct dmfc_channel *dmfc, int width);
 struct dmfc_channel *ipu_dmfc_get(struct ipu_soc *ipu, int ipuv3_channel);
 void ipu_dmfc_put(struct dmfc_channel *dmfc);