Auto-update from upstream

38 files changed, 372 insertions, 212 deletions

diff --git a/include/linux/audit.h b/include/linux/audit.h
index b2a2509bd7e..da3c01955f3 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -260,11 +260,11 @@ extern int audit_filter_user(struct netlink_skb_parms *cb, int type);
 #ifdef CONFIG_AUDIT
 /* These are defined in audit.c */
 				/* Public API */
-extern void		    audit_log(struct audit_context *ctx, int gfp_mask,
+extern void		    audit_log(struct audit_context *ctx, gfp_t gfp_mask,
 				      int type, const char *fmt, ...)
 				      __attribute__((format(printf,4,5)));
 
-extern struct audit_buffer *audit_log_start(struct audit_context *ctx, int gfp_mask, int type);
+extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type);
 extern void		    audit_log_format(struct audit_buffer *ab,
 					     const char *fmt, ...)
 			    __attribute__((format(printf,2,3)));
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 3344b4e8e43..685fd3720df 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -301,7 +301,7 @@ extern struct bio *bio_map_user_iov(struct request_queue *,
 				    struct sg_iovec *, int, int);
 extern void bio_unmap_user(struct bio *);
 extern struct bio *bio_map_kern(struct request_queue *, void *, unsigned int,
-				unsigned int);
+				gfp_t);
 extern void bio_set_pages_dirty(struct bio *bio);
 extern void bio_check_pages_dirty(struct bio *bio);
 extern struct bio *bio_copy_user(struct request_queue *, unsigned long, unsigned int, int);
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index efdc9b5bc05..1afbdb2d752 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -96,8 +96,8 @@ struct io_context {
 
 void put_io_context(struct io_context *ioc);
 void exit_io_context(void);
-struct io_context *current_io_context(int gfp_flags);
-struct io_context *get_io_context(int gfp_flags);
+struct io_context *current_io_context(gfp_t gfp_flags);
+struct io_context *get_io_context(gfp_t gfp_flags);
 void copy_io_context(struct io_context **pdst, struct io_context **psrc);
 void swap_io_context(struct io_context **ioc1, struct io_context **ioc2);
 
@@ -354,7 +354,7 @@ struct request_queue
 	 * queue needs bounce pages for pages above this limit
 	 */
 	unsigned long		bounce_pfn;
-	unsigned int		bounce_gfp;
+	gfp_t			bounce_gfp;
 
 	/*
 	 * various queue flags, see QUEUE_* below
@@ -550,7 +550,7 @@ extern void generic_make_request(struct bio *bio);
 extern void blk_put_request(struct request *);
 extern void blk_end_sync_rq(struct request *rq);
 extern void blk_attempt_remerge(request_queue_t *, struct request *);
-extern struct request *blk_get_request(request_queue_t *, int, int);
+extern struct request *blk_get_request(request_queue_t *, int, gfp_t);
 extern void blk_insert_request(request_queue_t *, struct request *, int, void *);
 extern void blk_requeue_request(request_queue_t *, struct request *);
 extern void blk_plug_device(request_queue_t *);
@@ -565,7 +565,7 @@ extern void blk_run_queue(request_queue_t *);
 extern void blk_queue_activity_fn(request_queue_t *, activity_fn *, void *);
 extern int blk_rq_map_user(request_queue_t *, struct request *, void __user *, unsigned int);
 extern int blk_rq_unmap_user(struct bio *, unsigned int);
-extern int blk_rq_map_kern(request_queue_t *, struct request *, void *, unsigned int, unsigned int);
+extern int blk_rq_map_kern(request_queue_t *, struct request *, void *, unsigned int, gfp_t);
 extern int blk_rq_map_user_iov(request_queue_t *, struct request *, struct sg_iovec *, int);
 extern int blk_execute_rq(request_queue_t *, struct gendisk *,
 			  struct request *, int);
@@ -654,8 +654,8 @@ extern void blk_wait_queue_drained(request_queue_t *, int);
 extern void blk_finish_queue_drain(request_queue_t *);
 
 int blk_get_queue(request_queue_t *);
-request_queue_t *blk_alloc_queue(int gfp_mask);
-request_queue_t *blk_alloc_queue_node(int,int);
+request_queue_t *blk_alloc_queue(gfp_t);
+request_queue_t *blk_alloc_queue_node(gfp_t, int);
 #define blk_put_queue(q) blk_cleanup_queue((q))
 
 /*
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index 6a1d154c082..88af42f5e04 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -188,7 +188,7 @@ extern int buffer_heads_over_limit;
  * Generic address_space_operations implementations for buffer_head-backed
  * address_spaces.
  */
-int try_to_release_page(struct page * page, int gfp_mask);
+int try_to_release_page(struct page * page, gfp_t gfp_mask);
 int block_invalidatepage(struct page *page, unsigned long offset);
 int block_write_full_page(struct page *page, get_block_t *get_block,
 				struct writeback_control *wbc);
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index ea6bbc2d740..ed93125c1db 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -18,7 +18,7 @@ typedef struct request *(elevator_request_list_fn) (request_queue_t *, struct re
 typedef void (elevator_completed_req_fn) (request_queue_t *, struct request *);
 typedef int (elevator_may_queue_fn) (request_queue_t *, int, struct bio *);
 
-typedef int (elevator_set_req_fn) (request_queue_t *, struct request *, struct bio *, int);
+typedef int (elevator_set_req_fn) (request_queue_t *, struct request *, struct bio *, gfp_t);
 typedef void (elevator_put_req_fn) (request_queue_t *, struct request *);
 typedef void (elevator_deactivate_req_fn) (request_queue_t *, struct request *);
 
@@ -98,7 +98,7 @@ extern int elv_register_queue(request_queue_t *q);
 extern void elv_unregister_queue(request_queue_t *q);
 extern int elv_may_queue(request_queue_t *, int, struct bio *);
 extern void elv_completed_request(request_queue_t *, struct request *);
-extern int elv_set_request(request_queue_t *, struct request *, struct bio *, int);
+extern int elv_set_request(request_queue_t *, struct request *, struct bio *, gfp_t);
 extern void elv_put_request(request_queue_t *, struct request *);
 
 /*
diff --git a/include/linux/fs.h b/include/linux/fs.h
index e0b77c5af9a..f83d997c558 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -320,7 +320,7 @@ struct address_space_operations {
 	/* Unfortunately this kludge is needed for FIBMAP. Don't use it */
 	sector_t (*bmap)(struct address_space *, sector_t);
 	int (*invalidatepage) (struct page *, unsigned long);
-	int (*releasepage) (struct page *, int);
+	int (*releasepage) (struct page *, gfp_t);
 	ssize_t (*direct_IO)(int, struct kiocb *, const struct iovec *iov,
 			loff_t offset, unsigned long nr_segs);
 	struct page* (*get_xip_page)(struct address_space *, sector_t,
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 3010e172394..c3779432a72 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -12,8 +12,8 @@ struct vm_area_struct;
  * GFP bitmasks..
  */
 /* Zone modifiers in GFP_ZONEMASK (see linux/mmzone.h - low two bits) */
-#define __GFP_DMA	0x01u
-#define __GFP_HIGHMEM	0x02u
+#define __GFP_DMA	((__force gfp_t)0x01u)
+#define __GFP_HIGHMEM	((__force gfp_t)0x02u)
 
 /*
  * Action modifiers - doesn't change the zoning
@@ -26,24 +26,24 @@ struct vm_area_struct;
  *
  * __GFP_NORETRY: The VM implementation must not retry indefinitely.
  */
-#define __GFP_WAIT	0x10u	/* Can wait and reschedule? */
-#define __GFP_HIGH	0x20u	/* Should access emergency pools? */
-#define __GFP_IO	0x40u	/* Can start physical IO? */
-#define __GFP_FS	0x80u	/* Can call down to low-level FS? */
-#define __GFP_COLD	0x100u	/* Cache-cold page required */
-#define __GFP_NOWARN	0x200u	/* Suppress page allocation failure warning */
-#define __GFP_REPEAT	0x400u	/* Retry the allocation.  Might fail */
-#define __GFP_NOFAIL	0x800u	/* Retry for ever.  Cannot fail */
-#define __GFP_NORETRY	0x1000u	/* Do not retry.  Might fail */
-#define __GFP_NO_GROW	0x2000u	/* Slab internal usage */
-#define __GFP_COMP	0x4000u	/* Add compound page metadata */
-#define __GFP_ZERO	0x8000u	/* Return zeroed page on success */
-#define __GFP_NOMEMALLOC 0x10000u /* Don't use emergency reserves */
-#define __GFP_NORECLAIM  0x20000u /* No realy zone reclaim during allocation */
-#define __GFP_HARDWALL   0x40000u /* Enforce hardwall cpuset memory allocs */
+#define __GFP_WAIT	((__force gfp_t)0x10u)	/* Can wait and reschedule? */
+#define __GFP_HIGH	((__force gfp_t)0x20u)	/* Should access emergency pools? */
+#define __GFP_IO	((__force gfp_t)0x40u)	/* Can start physical IO? */
+#define __GFP_FS	((__force gfp_t)0x80u)	/* Can call down to low-level FS? */
+#define __GFP_COLD	((__force gfp_t)0x100u)	/* Cache-cold page required */
+#define __GFP_NOWARN	((__force gfp_t)0x200u)	/* Suppress page allocation failure warning */
+#define __GFP_REPEAT	((__force gfp_t)0x400u)	/* Retry the allocation.  Might fail */
+#define __GFP_NOFAIL	((__force gfp_t)0x800u)	/* Retry for ever.  Cannot fail */
+#define __GFP_NORETRY	((__force gfp_t)0x1000u)/* Do not retry.  Might fail */
+#define __GFP_NO_GROW	((__force gfp_t)0x2000u)/* Slab internal usage */
+#define __GFP_COMP	((__force gfp_t)0x4000u)/* Add compound page metadata */
+#define __GFP_ZERO	((__force gfp_t)0x8000u)/* Return zeroed page on success */
+#define __GFP_NOMEMALLOC ((__force gfp_t)0x10000u) /* Don't use emergency reserves */
+#define __GFP_NORECLAIM  ((__force gfp_t)0x20000u) /* No realy zone reclaim during allocation */
+#define __GFP_HARDWALL   ((__force gfp_t)0x40000u) /* Enforce hardwall cpuset memory allocs */
 
 #define __GFP_BITS_SHIFT 20	/* Room for 20 __GFP_FOO bits */
-#define __GFP_BITS_MASK ((1 << __GFP_BITS_SHIFT) - 1)
+#define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1))
 
 /* if you forget to add the bitmask here kernel will crash, period */
 #define GFP_LEVEL_MASK (__GFP_WAIT|__GFP_HIGH|__GFP_IO|__GFP_FS| \
@@ -64,6 +64,7 @@ struct vm_area_struct;
 
 #define GFP_DMA		__GFP_DMA
 
+#define gfp_zone(mask) ((__force int)((mask) & (__force gfp_t)GFP_ZONEMASK))
 
 /*
  * There is only one page-allocator function, and two main namespaces to
@@ -94,7 +95,7 @@ static inline struct page *alloc_pages_node(int nid, gfp_t gfp_mask,
 		return NULL;
 
 	return __alloc_pages(gfp_mask, order,
-		NODE_DATA(nid)->node_zonelists + (gfp_mask & GFP_ZONEMASK));
+		NODE_DATA(nid)->node_zonelists + gfp_zone(gfp_mask));
 }
 
 #ifdef CONFIG_NUMA
diff --git a/include/linux/i2o.h b/include/linux/i2o.h
index bdc286ec947..b4af45aad25 100644
--- a/include/linux/i2o.h
+++ b/include/linux/i2o.h
@@ -492,7 +492,7 @@ static inline int i2o_dma_map_sg(struct i2o_controller *c,
  *	Returns 0 on success or -ENOMEM on failure.
  */
 static inline int i2o_dma_alloc(struct device *dev, struct i2o_dma *addr,
-				size_t len, unsigned int gfp_mask)
+				size_t len, gfp_t gfp_mask)
 {
 	struct pci_dev *pdev = to_pci_dev(dev);
 	int dma_64 = 0;
@@ -551,7 +551,7 @@ static inline void i2o_dma_free(struct device *dev, struct i2o_dma *addr)
  *	Returns the 0 on success or negative error code on failure.
  */
 static inline int i2o_dma_realloc(struct device *dev, struct i2o_dma *addr,
-				  size_t len, unsigned int gfp_mask)
+				  size_t len, gfp_t gfp_mask)
 {
 	i2o_dma_free(dev, addr);
 
diff --git a/include/linux/idr.h b/include/linux/idr.h
index 3d5de45f961..7fb3ff9c7b0 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -71,7 +71,7 @@ struct idr {
  */
 
 void *idr_find(struct idr *idp, int id);
-int idr_pre_get(struct idr *idp, unsigned gfp_mask);
+int idr_pre_get(struct idr *idp, gfp_t gfp_mask);
 int idr_get_new(struct idr *idp, void *ptr, int *id);
 int idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id);
 void idr_remove(struct idr *idp, int id);
diff --git a/include/linux/jbd.h b/include/linux/jbd.h
index ff853b3173c..be197eb9007 100644
--- a/include/linux/jbd.h
+++ b/include/linux/jbd.h
@@ -69,7 +69,7 @@ extern int journal_enable_debug;
 #define jbd_debug(f, a...)	/**/
 #endif
 
-extern void * __jbd_kmalloc (const char *where, size_t size, int flags, int retry);
+extern void * __jbd_kmalloc (const char *where, size_t size, gfp_t flags, int retry);
 #define jbd_kmalloc(size, flags) \
 	__jbd_kmalloc(__FUNCTION__, (size), (flags), journal_oom_retry)
 #define jbd_rep_kmalloc(size, flags) \
@@ -890,7 +890,7 @@ extern int	 journal_forget (handle_t *, struct buffer_head *);
 extern void	 journal_sync_buffer (struct buffer_head *);
 extern int	 journal_invalidatepage(journal_t *,
 				struct page *, unsigned long);
-extern int	 journal_try_to_free_buffers(journal_t *, struct page *, int);
+extern int	 journal_try_to_free_buffers(journal_t *, struct page *, gfp_t);
 extern int	 journal_stop(handle_t *);
 extern int	 journal_flush (journal_t *);
 extern void	 journal_lock_updates (journal_t *);
diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index 3b22304f12f..7f7403aa4a4 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -65,7 +65,7 @@ extern void kobject_unregister(struct kobject *);
 extern struct kobject * kobject_get(struct kobject *);
 extern void kobject_put(struct kobject *);
 
-extern char * kobject_get_path(struct kobject *, int);
+extern char * kobject_get_path(struct kobject *, gfp_t);
 
 struct kobj_type {
 	void (*release)(struct kobject *);
diff --git a/include/linux/loop.h b/include/linux/loop.h
index 53fa5159544..40f63c9879d 100644
--- a/include/linux/loop.h
+++ b/include/linux/loop.h
@@ -52,7 +52,7 @@ struct loop_device {
 	unsigned	lo_blocksize;
 	void		*key_data; 
 
-	int		old_gfp_mask;
+	gfp_t		old_gfp_mask;
 
 	spinlock_t		lo_lock;
 	struct bio 		*lo_bio;
diff --git a/include/linux/mbcache.h b/include/linux/mbcache.h
index 9263d2db2d6..99e044b4efc 100644
--- a/include/linux/mbcache.h
+++ b/include/linux/mbcache.h
@@ -22,7 +22,7 @@ struct mb_cache_entry {
 };
 
 struct mb_cache_op {
-	int (*free)(struct mb_cache_entry *, int);
+	int (*free)(struct mb_cache_entry *, gfp_t);
 };
 
 /* Functions on caches */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 097b3a3c693..e1649578fb0 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -747,7 +747,7 @@ extern unsigned long do_mremap(unsigned long addr,
  * The callback will be passed nr_to_scan == 0 when the VM is querying the
  * cache size, so a fastpath for that case is appropriate.
  */
-typedef int (*shrinker_t)(int nr_to_scan, unsigned int gfp_mask);
+typedef int (*shrinker_t)(int nr_to_scan, gfp_t gfp_mask);
 
 /*
  * Add an aging callback.  The int is the number of 'seeks' it takes
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 5ed471b58f4..7519eb4191e 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -302,7 +302,7 @@ void get_zone_counts(unsigned long *active, unsigned long *inactive,
 void build_all_zonelists(void);
 void wakeup_kswapd(struct zone *zone, int order);
 int zone_watermark_ok(struct zone *z, int order, unsigned long mark,
-		int alloc_type, int can_try_harder, int gfp_high);
+		int alloc_type, int can_try_harder, gfp_t gfp_high);
 
 #ifdef CONFIG_HAVE_MEMORY_PRESENT
 void memory_present(int nid, unsigned long start, unsigned long end);
diff --git a/include/linux/namei.h b/include/linux/namei.h
index 7db67b008ca..1c975d0d9e9 100644
--- a/include/linux/namei.h
+++ b/include/linux/namei.h
@@ -8,6 +8,7 @@ struct vfsmount;
 struct open_intent {
 	int	flags;
 	int	create_mode;
+	struct file *file;
 };
 
 enum { MAX_NESTED_LINKS = 5 };
@@ -65,6 +66,13 @@ extern int FASTCALL(link_path_walk(const char *, struct nameidata *));
 extern void path_release(struct nameidata *);
 extern void path_release_on_umount(struct nameidata *);
 
+extern int __user_path_lookup_open(const char __user *, unsigned lookup_flags, struct nameidata *nd, int open_flags);
+extern int path_lookup_open(const char *, unsigned lookup_flags, struct nameidata *, int open_flags);
+extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry,
+		int (*open)(struct inode *, struct file *));
+extern struct file *nameidata_to_filp(struct nameidata *nd, int flags);
+extern void release_open_intent(struct nameidata *);
+
 extern struct dentry * lookup_one_len(const char *, struct dentry *, int);
 extern struct dentry * lookup_hash(struct qstr *, struct dentry *);
 
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 9a6047ff1b2..325fe7ae49b 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -41,6 +41,10 @@
 #define NFS_MAX_FILE_IO_BUFFER_SIZE	32768
 #define NFS_DEF_FILE_IO_BUFFER_SIZE	4096
 
+/* Default timeout values */
+#define NFS_MAX_UDP_TIMEOUT	(60*HZ)
+#define NFS_MAX_TCP_TIMEOUT	(600*HZ)
+
 /*
  * superblock magic number for NFS
  */
@@ -137,6 +141,7 @@ struct nfs_inode {
 	unsigned long		attrtimeo_timestamp;
 	__u64			change_attr;		/* v4 only */
 
+	unsigned long		last_updated;
 	/* "Generation counter" for the attribute cache. This is
 	 * bumped whenever we update the metadata on the
 	 * server.
@@ -236,13 +241,17 @@ static inline int nfs_caches_unstable(struct inode *inode)
 	return atomic_read(&NFS_I(inode)->data_updates) != 0;
 }
 
+static inline void nfs_mark_for_revalidate(struct inode *inode)
+{
+	spin_lock(&inode->i_lock);
+	NFS_I(inode)->cache_validity |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS;
+	spin_unlock(&inode->i_lock);
+}
+
 static inline void NFS_CACHEINV(struct inode *inode)
 {
-	if (!nfs_caches_unstable(inode)) {
-		spin_lock(&inode->i_lock);
-		NFS_I(inode)->cache_validity |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS;
-		spin_unlock(&inode->i_lock);
-	}
+	if (!nfs_caches_unstable(inode))
+		nfs_mark_for_revalidate(inode);
 }
 
 static inline int nfs_server_capable(struct inode *inode, int cap)
@@ -276,7 +285,7 @@ static inline long nfs_save_change_attribute(struct inode *inode)
 static inline int nfs_verify_change_attribute(struct inode *inode, unsigned long chattr)
 {
 	return !nfs_caches_unstable(inode)
-		&& chattr == NFS_I(inode)->cache_change_attribute;
+		&& time_after_eq(chattr, NFS_I(inode)->cache_change_attribute);
 }
 
 /*
@@ -286,6 +295,7 @@ extern void nfs_zap_caches(struct inode *);
 extern struct inode *nfs_fhget(struct super_block *, struct nfs_fh *,
 				struct nfs_fattr *);
 extern int nfs_refresh_inode(struct inode *, struct nfs_fattr *);
+extern int nfs_post_op_update_inode(struct inode *inode, struct nfs_fattr *fattr);
 extern int nfs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
 extern int nfs_permission(struct inode *, int, struct nameidata *);
 extern int nfs_access_get_cached(struct inode *, struct rpc_cred *, struct nfs_access_entry *);
@@ -312,6 +322,12 @@ extern void nfs_file_clear_open_context(struct file *filp);
 /* linux/net/ipv4/ipconfig.c: trims ip addr off front of name, too. */
 extern u32 root_nfs_parse_addr(char *name); /*__init*/
 
+static inline void nfs_fattr_init(struct nfs_fattr *fattr)
+{
+	fattr->valid = 0;
+	fattr->time_start = jiffies;
+}
+
 /*
  * linux/fs/nfs/file.c
  */
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index a2bf6914ff1..40718669b9c 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -41,7 +41,7 @@ struct nfs_fattr {
 	__u32			bitmap[2];	/* NFSv4 returned attribute bitmap */
 	__u64			change_attr;	/* NFSv4 change attribute */
 	__u64			pre_change_attr;/* pre-op NFSv4 change attribute */
-	unsigned long		timestamp;
+	unsigned long		time_start;
 };
 
 #define NFS_ATTR_WCC		0x0001		/* pre-op WCC data    */
@@ -96,12 +96,13 @@ struct nfs4_change_info {
 	u64			after;
 };
 
+struct nfs_seqid;
 /*
  * Arguments to the open call.
  */
 struct nfs_openargs {
 	const struct nfs_fh *	fh;
-	__u32                   seqid;
+	struct nfs_seqid *	seqid;
 	int			open_flags;
 	__u64                   clientid;
 	__u32                   id;
@@ -123,6 +124,7 @@ struct nfs_openres {
 	struct nfs4_change_info	cinfo;
 	__u32                   rflags;
 	struct nfs_fattr *      f_attr;
+	struct nfs_fattr *      dir_attr;
 	const struct nfs_server *server;
 	int			delegation_type;
 	nfs4_stateid		delegation;
@@ -136,7 +138,7 @@ struct nfs_openres {
 struct nfs_open_confirmargs {
 	const struct nfs_fh *	fh;
 	nfs4_stateid            stateid;
-	__u32                   seqid;
+	struct nfs_seqid *	seqid;
 };
 
 struct nfs_open_confirmres {
@@ -148,13 +150,16 @@ struct nfs_open_confirmres {
  */
 struct nfs_closeargs {
 	struct nfs_fh *         fh;
-	nfs4_stateid            stateid;
-	__u32                   seqid;
+	nfs4_stateid *		stateid;
+	struct nfs_seqid *	seqid;
 	int			open_flags;
+	const u32 *		bitmask;
 };
 
 struct nfs_closeres {
 	nfs4_stateid            stateid;
+	struct nfs_fattr *	fattr;
+	const struct nfs_server *server;
 };
 /*
  *  * Arguments to the lock,lockt, and locku call.
@@ -164,30 +169,19 @@ struct nfs_lowner {
 	u32                     id;
 };
 
-struct nfs_open_to_lock {
-	__u32                   open_seqid;
-	nfs4_stateid            open_stateid;
-	__u32                   lock_seqid;
-	struct nfs_lowner       lock_owner;
-};
-
-struct nfs_exist_lock {
-	nfs4_stateid            stateid;
-	__u32                   seqid;
-};
-
 struct nfs_lock_opargs {
+	struct nfs_seqid *	lock_seqid;
+	nfs4_stateid *		lock_stateid;
+	struct nfs_seqid *	open_seqid;
+	nfs4_stateid *		open_stateid;
+	struct nfs_lowner       lock_owner;
 	__u32                   reclaim;
 	__u32                   new_lock_owner;
-	union {
-		struct nfs_open_to_lock *open_lock;
-		struct nfs_exist_lock   *exist_lock;
-	} u;
 };
 
 struct nfs_locku_opargs {
-	__u32                   seqid;
-	nfs4_stateid            stateid;
+	struct nfs_seqid *	seqid;
+	nfs4_stateid *		stateid;
 };
 
 struct nfs_lockargs {
@@ -262,6 +256,7 @@ struct nfs_writeargs {
 	enum nfs3_stable_how	stable;
 	unsigned int		pgbase;
 	struct page **		pages;
+	const u32 *		bitmask;
 };
 
 struct nfs_writeverf {
@@ -273,6 +268,7 @@ struct nfs_writeres {
 	struct nfs_fattr *	fattr;
 	struct nfs_writeverf *	verf;
 	__u32			count;
+	const struct nfs_server *server;
 };
 
 /*
@@ -550,6 +546,7 @@ struct nfs4_create_res {
 	struct nfs_fh *			fh;
 	struct nfs_fattr *		fattr;
 	struct nfs4_change_info		dir_cinfo;
+	struct nfs_fattr *		dir_fattr;
 };
 
 struct nfs4_fsinfo_arg {
@@ -571,8 +568,17 @@ struct nfs4_link_arg {
 	const struct nfs_fh *		fh;
 	const struct nfs_fh *		dir_fh;
 	const struct qstr *		name;
+	const u32 *			bitmask;
+};
+
+struct nfs4_link_res {
+	const struct nfs_server *	server;
+	struct nfs_fattr *		fattr;
+	struct nfs4_change_info		cinfo;
+	struct nfs_fattr *		dir_attr;
 };
 
+
 struct nfs4_lookup_arg {
 	const struct nfs_fh *		dir_fh;
 	const struct qstr *		name;
@@ -619,6 +625,13 @@ struct nfs4_readlink {
 struct nfs4_remove_arg {
 	const struct nfs_fh *		fh;
 	const struct qstr *		name;
+	const u32 *			bitmask;
+};
+
+struct nfs4_remove_res {
+	const struct nfs_server *	server;
+	struct nfs4_change_info		cinfo;
+	struct nfs_fattr *		dir_attr;
 };
 
 struct nfs4_rename_arg {
@@ -626,11 +639,15 @@ struct nfs4_rename_arg {
 	const struct nfs_fh *		new_dir;
 	const struct qstr *		old_name;
 	const struct qstr *		new_name;
+	const u32 *			bitmask;
 };
 
 struct nfs4_rename_res {
+	const struct nfs_server *	server;
 	struct nfs4_change_info		old_cinfo;
+	struct nfs_fattr *		old_fattr;
 	struct nfs4_change_info		new_cinfo;
+	struct nfs_fattr *		new_fattr;
 };
 
 struct nfs4_setclientid {
@@ -722,7 +739,7 @@ struct nfs_rpc_ops {
 	int	(*write)   (struct nfs_write_data *);
 	int	(*commit)  (struct nfs_write_data *);
 	int	(*create)  (struct inode *, struct dentry *,
-			    struct iattr *, int);
+			    struct iattr *, int, struct nameidata *);
 	int	(*remove)  (struct inode *, struct qstr *);
 	int	(*unlink_setup)  (struct rpc_message *,
 			    struct dentry *, struct qstr *);
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index acbf31c154f..ba6c310a055 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -21,16 +21,17 @@
 
 static inline gfp_t mapping_gfp_mask(struct address_space * mapping)
 {
-	return mapping->flags & __GFP_BITS_MASK;
+	return (__force gfp_t)mapping->flags & __GFP_BITS_MASK;
 }
 
 /*
  * This is non-atomic.  Only to be used before the mapping is activated.
  * Probably needs a barrier...
  */
-static inline void mapping_set_gfp_mask(struct address_space *m, int mask)
+static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask)
 {
-	m->flags = (m->flags & ~__GFP_BITS_MASK) | mask;
+	m->flags = (m->flags & ~(__force unsigned long)__GFP_BITS_MASK) |
+				(__force unsigned long)mask;
 }
 
 /*
@@ -69,7 +70,7 @@ extern struct page * find_lock_page(struct address_space *mapping,
 extern struct page * find_trylock_page(struct address_space *mapping,
 				unsigned long index);
 extern struct page * find_or_create_page(struct address_space *mapping,
-				unsigned long index, unsigned int gfp_mask);
+				unsigned long index, gfp_t gfp_mask);
 unsigned find_get_pages(struct address_space *mapping, pgoff_t start,
 			unsigned int nr_pages, struct page **pages);
 unsigned find_get_pages_tag(struct address_space *mapping, pgoff_t *index,
@@ -92,9 +93,9 @@ extern int read_cache_pages(struct address_space *mapping,
 		struct list_head *pages, filler_t *filler, void *data);
 
 int add_to_page_cache(struct page *page, struct address_space *mapping,
-				unsigned long index, int gfp_mask);
+				unsigned long index, gfp_t gfp_mask);
 int add_to_page_cache_lru(struct page *page, struct address_space *mapping,
-				unsigned long index, int gfp_mask);
+				unsigned long index, gfp_t gfp_mask);
 extern void remove_from_page_cache(struct page *page);
 extern void __remove_from_page_cache(struct page *page);
 
diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 045d4761feb..9f0f9281f42 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -24,7 +24,7 @@
 
 struct radix_tree_root {
 	unsigned int		height;
-	unsigned int		gfp_mask;
+	gfp_t			gfp_mask;
 	struct radix_tree_node	*rnode;
 };
 
diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h
index af00b10294c..001ab82df05 100644
--- a/include/linux/reiserfs_fs.h
+++ b/include/linux/reiserfs_fs.h
@@ -1972,7 +1972,7 @@ extern struct address_space_operations reiserfs_address_space_operations;
 
 /* fix_nodes.c */
 #ifdef CONFIG_REISERFS_CHECK
-void *reiserfs_kmalloc(size_t size, int flags, struct super_block *s);
+void *reiserfs_kmalloc(size_t size, gfp_t flags, struct super_block *s);
 void reiserfs_kfree(const void *vp, size_t size, struct super_block *s);
 #else
 static inline void *reiserfs_kmalloc(size_t size, int flags,
diff --git a/include/linux/security.h b/include/linux/security.h
index 627382e7405..dac956ed98f 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -1210,7 +1210,7 @@ struct security_operations {
 	int (*socket_shutdown) (struct socket * sock, int how);
 	int (*socket_sock_rcv_skb) (struct sock * sk, struct sk_buff * skb);
 	int (*socket_getpeersec) (struct socket *sock, char __user *optval, int __user *optlen, unsigned len);
-	int (*sk_alloc_security) (struct sock *sk, int family, int priority);
+	int (*sk_alloc_security) (struct sock *sk, int family, gfp_t priority);
 	void (*sk_free_security) (struct sock *sk);
 #endif	/* CONFIG_SECURITY_NETWORK */
 };
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 5fc04a16ecb..09b9aa60063 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -121,7 +121,7 @@ extern unsigned int ksize(const void *);
 extern void *kmem_cache_alloc_node(kmem_cache_t *, gfp_t flags, int node);
 extern void *kmalloc_node(size_t size, gfp_t flags, int node);
 #else
-static inline void *kmem_cache_alloc_node(kmem_cache_t *cachep, int flags, int node)
+static inline void *kmem_cache_alloc_node(kmem_cache_t *cachep, gfp_t flags, int node)
 {
 	return kmem_cache_alloc(cachep, flags);
 }
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index 04ebc24db34..b68c11a2d6d 100644
--- a/include/linux/sunrpc/auth.h
+++ b/include/linux/sunrpc/auth.h
@@ -66,7 +66,12 @@ struct rpc_cred_cache {
 
 struct rpc_auth {
 	unsigned int		au_cslack;	/* call cred size estimate */
-	unsigned int		au_rslack;	/* reply verf size guess */
+				/* guess at number of u32's auth adds before
+				 * reply data; normally the verifier size: */
+	unsigned int		au_rslack;
+				/* for gss, used to calculate au_rslack: */
+	unsigned int		au_verfsize;
+
 	unsigned int		au_flags;	/* various flags */
 	struct rpc_authops *	au_ops;		/* operations */
 	rpc_authflavor_t	au_flavor;	/* pseudoflavor (note may
diff --git a/include/linux/sunrpc/debug.h b/include/linux/sunrpc/debug.h
index eadb31e3c19..1a42d902bc1 100644
--- a/include/linux/sunrpc/debug.h
+++ b/include/linux/sunrpc/debug.h
@@ -32,6 +32,7 @@
 #define RPCDBG_AUTH		0x0010
 #define RPCDBG_PMAP		0x0020
 #define RPCDBG_SCHED		0x0040
+#define RPCDBG_TRANS		0x0080
 #define RPCDBG_SVCSOCK		0x0100
 #define RPCDBG_SVCDSP		0x0200
 #define RPCDBG_MISC		0x0400
@@ -94,6 +95,8 @@ enum {
 	CTL_NLMDEBUG,
 	CTL_SLOTTABLE_UDP,
 	CTL_SLOTTABLE_TCP,
+	CTL_MIN_RESVPORT,
+	CTL_MAX_RESVPORT,
 };
 
 #endif /* _LINUX_SUNRPC_DEBUG_H_ */
diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h
index 689262f6305..9b8bcf125c1 100644
--- a/include/linux/sunrpc/gss_api.h
+++ b/include/linux/sunrpc/gss_api.h
@@ -40,14 +40,21 @@ int gss_import_sec_context(
 		struct gss_ctx		**ctx_id);
 u32 gss_get_mic(
 		struct gss_ctx		*ctx_id,
-		u32			qop,
 		struct xdr_buf		*message,
 		struct xdr_netobj	*mic_token);
 u32 gss_verify_mic(
 		struct gss_ctx		*ctx_id,
 		struct xdr_buf		*message,
-		struct xdr_netobj	*mic_token,
-		u32			*qstate);
+		struct xdr_netobj	*mic_token);
+u32 gss_wrap(
+		struct gss_ctx		*ctx_id,
+		int			offset,
+		struct xdr_buf		*outbuf,
+		struct page		**inpages);
+u32 gss_unwrap(
+		struct gss_ctx		*ctx_id,
+		int			offset,
+		struct xdr_buf		*inbuf);
 u32 gss_delete_sec_context(
 		struct gss_ctx		**ctx_id);
 
@@ -56,7 +63,6 @@ char *gss_service_to_auth_domain_name(struct gss_api_mech *, u32 service);
 
 struct pf_desc {
 	u32	pseudoflavor;
-	u32	qop;
 	u32	service;
 	char	*name;
 	char	*auth_domain_name;
@@ -85,14 +91,21 @@ struct gss_api_ops {
 			struct gss_ctx		*ctx_id);
 	u32 (*gss_get_mic)(
 			struct gss_ctx		*ctx_id,
-			u32			qop, 
 			struct xdr_buf		*message,
 			struct xdr_netobj	*mic_token);
 	u32 (*gss_verify_mic)(
 			struct gss_ctx		*ctx_id,
 			struct xdr_buf		*message,
-			struct xdr_netobj	*mic_token,
-			u32			*qstate);
+			struct xdr_netobj	*mic_token);
+	u32 (*gss_wrap)(
+			struct gss_ctx		*ctx_id,
+			int			offset,
+			struct xdr_buf		*outbuf,
+			struct page		**inpages);
+	u32 (*gss_unwrap)(
+			struct gss_ctx		*ctx_id,
+			int			offset,
+			struct xdr_buf		*buf);
 	void (*gss_delete_sec_context)(
 			void			*internal_ctx_id);
 };
diff --git a/include/linux/sunrpc/gss_err.h b/include/linux/sunrpc/gss_err.h
index 92608a2e574..a6807867bd2 100644
--- a/include/linux/sunrpc/gss_err.h
+++ b/include/linux/sunrpc/gss_err.h
@@ -66,16 +66,6 @@ typedef unsigned int OM_uint32;
 
 
 /*
- * Define the default Quality of Protection for per-message services.  Note
- * that an implementation that offers multiple levels of QOP may either reserve
- * a value (for example zero, as assumed here) to mean "default protection", or
- * alternatively may simply equate GSS_C_QOP_DEFAULT to a specific explicit
- * QOP value.  However a value of 0 should always be interpreted by a GSSAPI
- * implementation as a request for the default protection level.
- */
-#define GSS_C_QOP_DEFAULT 0
-
-/*
  * Expiration time of 2^32-1 seconds means infinite lifetime for a
  * credential or security context
  */
diff --git a/include/linux/sunrpc/gss_krb5.h b/include/linux/sunrpc/gss_krb5.h
index ffe31d2eb9e..2c3601d3104 100644
--- a/include/linux/sunrpc/gss_krb5.h
+++ b/include/linux/sunrpc/gss_krb5.h
@@ -116,18 +116,22 @@ enum seal_alg {
 
 s32
 make_checksum(s32 cksumtype, char *header, int hdrlen, struct xdr_buf *body,
-		   struct xdr_netobj *cksum);
+		   int body_offset, struct xdr_netobj *cksum);
+
+u32 gss_get_mic_kerberos(struct gss_ctx *, struct xdr_buf *,
+		struct xdr_netobj *);
+
+u32 gss_verify_mic_kerberos(struct gss_ctx *, struct xdr_buf *,
+		struct xdr_netobj *);
 
 u32
-krb5_make_token(struct krb5_ctx *context_handle, int qop_req,
-	struct xdr_buf *input_message_buffer,
-	struct xdr_netobj *output_message_buffer, int toktype);
+gss_wrap_kerberos(struct gss_ctx *ctx_id, int offset,
+		struct xdr_buf *outbuf, struct page **pages);
 
 u32
-krb5_read_token(struct krb5_ctx *context_handle,
-	  struct xdr_netobj *input_token_buffer,
-	  struct xdr_buf *message_buffer,
-	  int *qop_state, int toktype);
+gss_unwrap_kerberos(struct gss_ctx *ctx_id, int offset,
+		struct xdr_buf *buf);
+
 
 u32
 krb5_encrypt(struct crypto_tfm * key,
@@ -137,6 +141,13 @@ u32
 krb5_decrypt(struct crypto_tfm * key,
 	     void *iv, void *in, void *out, int length); 
 
+int
+gss_encrypt_xdr_buf(struct crypto_tfm *tfm, struct xdr_buf *outbuf, int offset,
+		struct page **pages);
+
+int
+gss_decrypt_xdr_buf(struct crypto_tfm *tfm, struct xdr_buf *inbuf, int offset);
+
 s32
 krb5_make_seq_num(struct crypto_tfm * key,
 		int direction,
diff --git a/include/linux/sunrpc/gss_spkm3.h b/include/linux/sunrpc/gss_spkm3.h
index b5c9968c3c1..0beb2cf00a8 100644
--- a/include/linux/sunrpc/gss_spkm3.h
+++ b/include/linux/sunrpc/gss_spkm3.h
@@ -41,9 +41,9 @@ struct spkm3_ctx {
 #define SPKM_WRAP_TOK	5
 #define SPKM_DEL_TOK	6
 
-u32 spkm3_make_token(struct spkm3_ctx *ctx, int qop_req, struct xdr_buf * text, struct xdr_netobj * token, int toktype);
+u32 spkm3_make_token(struct spkm3_ctx *ctx, struct xdr_buf * text, struct xdr_netobj * token, int toktype);
 
-u32 spkm3_read_token(struct spkm3_ctx *ctx, struct xdr_netobj *read_token, struct xdr_buf *message_buffer, int *qop_state, int toktype);
+u32 spkm3_read_token(struct spkm3_ctx *ctx, struct xdr_netobj *read_token, struct xdr_buf *message_buffer, int toktype);
 
 #define CKSUMTYPE_RSA_MD5            0x0007
 
diff --git a/include/linux/sunrpc/msg_prot.h b/include/linux/sunrpc/msg_prot.h
index 15f11533238..f43f237360a 100644
--- a/include/linux/sunrpc/msg_prot.h
+++ b/include/linux/sunrpc/msg_prot.h
@@ -76,5 +76,30 @@ enum rpc_auth_stat {
 
 #define RPC_MAXNETNAMELEN	256
 
+/*
+ * From RFC 1831:
+ *
+ * "A record is composed of one or more record fragments.  A record
+ *  fragment is a four-byte header followed by 0 to (2**31) - 1 bytes of
+ *  fragment data.  The bytes encode an unsigned binary number; as with
+ *  XDR integers, the byte order is from highest to lowest.  The number
+ *  encodes two values -- a boolean which indicates whether the fragment
+ *  is the last fragment of the record (bit value 1 implies the fragment
+ *  is the last fragment) and a 31-bit unsigned binary value which is the
+ *  length in bytes of the fragment's data.  The boolean value is the
+ *  highest-order bit of the header; the length is the 31 low-order bits.
+ *  (Note that this record specification is NOT in XDR standard form!)"
+ *
+ * The Linux RPC client always sends its requests in a single record
+ * fragment, limiting the maximum payload size for stream transports to
+ * 2GB.
+ */
+
+typedef u32	rpc_fraghdr;
+
+#define	RPC_LAST_STREAM_FRAGMENT	(1U << 31)
+#define	RPC_FRAGMENT_SIZE_MASK		(~RPC_LAST_STREAM_FRAGMENT)
+#define	RPC_MAX_FRAGMENT_SIZE		((1U << 31) - 1)
+
 #endif /* __KERNEL__ */
 #endif /* _LINUX_SUNRPC_MSGPROT_H_ */
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 23448d0fb5b..5da968729cf 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -161,14 +161,10 @@ typedef struct {
 
 typedef size_t (*skb_read_actor_t)(skb_reader_t *desc, void *to, size_t len);
 
+extern int csum_partial_copy_to_xdr(struct xdr_buf *, struct sk_buff *);
 extern ssize_t xdr_partial_copy_from_skb(struct xdr_buf *, unsigned int,
 		skb_reader_t *, skb_read_actor_t);
 
-struct socket;
-struct sockaddr;
-extern int xdr_sendpages(struct socket *, struct sockaddr *, int,
-		struct xdr_buf *, unsigned int, int);
-
 extern int xdr_encode_word(struct xdr_buf *, int, u32);
 extern int xdr_decode_word(struct xdr_buf *, int, u32 *);
 
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index e618c164981..3b8b6e823c7 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/linux/sunrpc/clnt_xprt.h
+ *  linux/include/linux/sunrpc/xprt.h
  *
  *  Declarations for the RPC transport interface.
  *
@@ -15,20 +15,6 @@
 #include <linux/sunrpc/sched.h>
 #include <linux/sunrpc/xdr.h>
 
-/*
- * The transport code maintains an estimate on the maximum number of out-
- * standing RPC requests, using a smoothed version of the congestion
- * avoidance implemented in 44BSD. This is basically the Van Jacobson
- * congestion algorithm: If a retransmit occurs, the congestion window is
- * halved; otherwise, it is incremented by 1/cwnd when
- *
- *	-	a reply is received and
- *	-	a full number of requests are outstanding and
- *	-	the congestion window hasn't been updated recently.
- *
- * Upper procedures may check whether a request would block waiting for
- * a free RPC slot by using the RPC_CONGESTED() macro.
- */
 extern unsigned int xprt_udp_slot_table_entries;
 extern unsigned int xprt_tcp_slot_table_entries;
 
@@ -36,34 +22,23 @@ extern unsigned int xprt_tcp_slot_table_entries;
 #define RPC_DEF_SLOT_TABLE	(16U)
 #define RPC_MAX_SLOT_TABLE	(128U)
 
-#define RPC_CWNDSHIFT		(8U)
-#define RPC_CWNDSCALE		(1U << RPC_CWNDSHIFT)
-#define RPC_INITCWND		RPC_CWNDSCALE
-#define RPC_MAXCWND(xprt)	((xprt)->max_reqs << RPC_CWNDSHIFT)
-#define RPCXPRT_CONGESTED(xprt) ((xprt)->cong >= (xprt)->cwnd)
-
-/* Default timeout values */
-#define RPC_MAX_UDP_TIMEOUT	(60*HZ)
-#define RPC_MAX_TCP_TIMEOUT	(600*HZ)
-
 /*
- * Wait duration for an RPC TCP connection to be established.  Solaris
- * NFS over TCP uses 60 seconds, for example, which is in line with how
- * long a server takes to reboot.
+ * RPC call and reply header size as number of 32bit words (verifier
+ * size computed separately)
  */
-#define RPC_CONNECT_TIMEOUT	(60*HZ)
+#define RPC_CALLHDRSIZE		6
+#define RPC_REPHDRSIZE		4
 
 /*
- * Delay an arbitrary number of seconds before attempting to reconnect
- * after an error.
+ * Parameters for choosing a free port
  */
-#define RPC_REESTABLISH_TIMEOUT	(15*HZ)
+extern unsigned int xprt_min_resvport;
+extern unsigned int xprt_max_resvport;
 
-/* RPC call and reply header size as number of 32bit words (verifier
- * size computed separately)
- */
-#define RPC_CALLHDRSIZE		6
-#define RPC_REPHDRSIZE		4
+#define RPC_MIN_RESVPORT	(1U)
+#define RPC_MAX_RESVPORT	(65535U)
+#define RPC_DEF_MIN_RESVPORT	(650U)
+#define RPC_DEF_MAX_RESVPORT	(1023U)
 
 /*
  * This describes a timeout strategy
@@ -76,6 +51,9 @@ struct rpc_timeout {
 	unsigned char		to_exponential;
 };
 
+struct rpc_task;
+struct rpc_xprt;
+
 /*
  * This describes a complete RPC request
  */
@@ -95,7 +73,10 @@ struct rpc_rqst {
 	int			rq_cong;	/* has incremented xprt->cong */
 	int			rq_received;	/* receive completed */
 	u32			rq_seqno;	/* gss seq no. used on req. */
-
+	int			rq_enc_pages_num;
+	struct page		**rq_enc_pages;	/* scratch pages for use by
+						   gss privacy code */
+	void (*rq_release_snd_buf)(struct rpc_rqst *); /* release rq_enc_pages */
 	struct list_head	rq_list;
 
 	struct xdr_buf		rq_private_buf;		/* The receive buffer
@@ -121,12 +102,21 @@ struct rpc_rqst {
 #define rq_svec			rq_snd_buf.head
 #define rq_slen			rq_snd_buf.len
 
-#define XPRT_LAST_FRAG		(1 << 0)
-#define XPRT_COPY_RECM		(1 << 1)
-#define XPRT_COPY_XID		(1 << 2)
-#define XPRT_COPY_DATA		(1 << 3)
+struct rpc_xprt_ops {
+	void		(*set_buffer_size)(struct rpc_xprt *xprt, size_t sndsize, size_t rcvsize);
+	int		(*reserve_xprt)(struct rpc_task *task);
+	void		(*release_xprt)(struct rpc_xprt *xprt, struct rpc_task *task);
+	void		(*connect)(struct rpc_task *task);
+	int		(*send_request)(struct rpc_task *task);
+	void		(*set_retrans_timeout)(struct rpc_task *task);
+	void		(*timer)(struct rpc_task *task);
+	void		(*release_request)(struct rpc_task *task);
+	void		(*close)(struct rpc_xprt *xprt);
+	void		(*destroy)(struct rpc_xprt *xprt);
+};
 
 struct rpc_xprt {
+	struct rpc_xprt_ops *	ops;		/* transport methods */
 	struct socket *		sock;		/* BSD socket layer */
 	struct sock *		inet;		/* INET layer */
 
@@ -137,11 +127,13 @@ struct rpc_xprt {
 	unsigned long		cong;		/* current congestion */
 	unsigned long		cwnd;		/* congestion window */
 
-	unsigned int		rcvsize,	/* socket receive buffer size */
-				sndsize;	/* socket send buffer size */
+	size_t			rcvsize,	/* transport rcv buffer size */
+				sndsize;	/* transport send buffer size */
 
 	size_t			max_payload;	/* largest RPC payload size,
 						   in bytes */
+	unsigned int		tsh_size;	/* size of transport specific
+						   header */
 
 	struct rpc_wait_queue	sending;	/* requests waiting to send */
 	struct rpc_wait_queue	resend;		/* requests waiting to resend */
@@ -150,11 +142,9 @@ struct rpc_xprt {
 	struct list_head	free;		/* free slots */
 	struct rpc_rqst *	slot;		/* slot table storage */
 	unsigned int		max_reqs;	/* total slots */
-	unsigned long		sockstate;	/* Socket state */
+	unsigned long		state;		/* transport state */
 	unsigned char		shutdown   : 1,	/* being shut down */
-				nocong	   : 1,	/* no congestion control */
-				resvport   : 1, /* use a reserved port */
-				stream     : 1;	/* TCP */
+				resvport   : 1; /* use a reserved port */
 
 	/*
 	 * XID
@@ -171,22 +161,27 @@ struct rpc_xprt {
 	unsigned long		tcp_copied,	/* copied to request */
 				tcp_flags;
 	/*
-	 * Connection of sockets
+	 * Connection of transports
 	 */
-	struct work_struct	sock_connect;
+	unsigned long		connect_timeout,
+				bind_timeout,
+				reestablish_timeout;
+	struct work_struct	connect_worker;
 	unsigned short		port;
+
 	/*
-	 * Disconnection of idle sockets
+	 * Disconnection of idle transports
 	 */
 	struct work_struct	task_cleanup;
 	struct timer_list	timer;
-	unsigned long		last_used;
+	unsigned long		last_used,
+				idle_timeout;
 
 	/*
 	 * Send stuff
 	 */
-	spinlock_t		sock_lock;	/* lock socket info */
-	spinlock_t		xprt_lock;	/* lock xprt info */
+	spinlock_t		transport_lock;	/* lock transport info */
+	spinlock_t		reserve_lock;	/* lock slot table */
 	struct rpc_task *	snd_task;	/* Task blocked in send */
 
 	struct list_head	recv;
@@ -195,37 +190,111 @@ struct rpc_xprt {
 	void			(*old_data_ready)(struct sock *, int);
 	void			(*old_state_change)(struct sock *);
 	void			(*old_write_space)(struct sock *);
-
-	wait_queue_head_t	cong_wait;
 };
 
+#define XPRT_LAST_FRAG		(1 << 0)
+#define XPRT_COPY_RECM		(1 << 1)
+#define XPRT_COPY_XID		(1 << 2)
+#define XPRT_COPY_DATA		(1 << 3)
+
 #ifdef __KERNEL__
 
-struct rpc_xprt *	xprt_create_proto(int proto, struct sockaddr_in *addr,
-					struct rpc_timeout *toparms);
-int			xprt_destroy(struct rpc_xprt *);
-void			xprt_set_timeout(struct rpc_timeout *, unsigned int,
-					unsigned long);
+/*
+ * Transport operations used by ULPs
+ */
+struct rpc_xprt *	xprt_create_proto(int proto, struct sockaddr_in *addr, struct rpc_timeout *to);
+void			xprt_set_timeout(struct rpc_timeout *to, unsigned int retr, unsigned long incr);
 
-void			xprt_reserve(struct rpc_task *);
-int			xprt_prepare_transmit(struct rpc_task *);
-void			xprt_transmit(struct rpc_task *);
-void			xprt_receive(struct rpc_task *);
+/*
+ * Generic internal transport functions
+ */
+void			xprt_connect(struct rpc_task *task);
+void			xprt_reserve(struct rpc_task *task);
+int			xprt_reserve_xprt(struct rpc_task *task);
+int			xprt_reserve_xprt_cong(struct rpc_task *task);
+int			xprt_prepare_transmit(struct rpc_task *task);
+void			xprt_transmit(struct rpc_task *task);
+void			xprt_abort_transmit(struct rpc_task *task);
 int			xprt_adjust_timeout(struct rpc_rqst *req);
-void			xprt_release(struct rpc_task *);
-void			xprt_connect(struct rpc_task *);
-void			xprt_sock_setbufsize(struct rpc_xprt *);
-
-#define XPRT_LOCKED	0
-#define XPRT_CONNECT	1
-#define XPRT_CONNECTING	2
-
-#define xprt_connected(xp)		(test_bit(XPRT_CONNECT, &(xp)->sockstate))
-#define xprt_set_connected(xp)		(set_bit(XPRT_CONNECT, &(xp)->sockstate))
-#define xprt_test_and_set_connected(xp)	(test_and_set_bit(XPRT_CONNECT, &(xp)->sockstate))
-#define xprt_test_and_clear_connected(xp) \
-					(test_and_clear_bit(XPRT_CONNECT, &(xp)->sockstate))
-#define xprt_clear_connected(xp)	(clear_bit(XPRT_CONNECT, &(xp)->sockstate))
+void			xprt_release_xprt(struct rpc_xprt *xprt, struct rpc_task *task);
+void			xprt_release_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task);
+void			xprt_release(struct rpc_task *task);
+int			xprt_destroy(struct rpc_xprt *xprt);
+
+static inline u32 *xprt_skip_transport_header(struct rpc_xprt *xprt, u32 *p)
+{
+	return p + xprt->tsh_size;
+}
+
+/*
+ * Transport switch helper functions
+ */
+void			xprt_set_retrans_timeout_def(struct rpc_task *task);
+void			xprt_set_retrans_timeout_rtt(struct rpc_task *task);
+void			xprt_wake_pending_tasks(struct rpc_xprt *xprt, int status);
+void			xprt_wait_for_buffer_space(struct rpc_task *task);
+void			xprt_write_space(struct rpc_xprt *xprt);
+void			xprt_update_rtt(struct rpc_task *task);
+void			xprt_adjust_cwnd(struct rpc_task *task, int result);
+struct rpc_rqst *	xprt_lookup_rqst(struct rpc_xprt *xprt, u32 xid);
+void			xprt_complete_rqst(struct rpc_task *task, int copied);
+void			xprt_release_rqst_cong(struct rpc_task *task);
+void			xprt_disconnect(struct rpc_xprt *xprt);
+
+/*
+ * Socket transport setup operations
+ */
+int			xs_setup_udp(struct rpc_xprt *xprt, struct rpc_timeout *to);
+int			xs_setup_tcp(struct rpc_xprt *xprt, struct rpc_timeout *to);
+
+/*
+ * Reserved bit positions in xprt->state
+ */
+#define XPRT_LOCKED		(0)
+#define XPRT_CONNECTED		(1)
+#define XPRT_CONNECTING		(2)
+
+static inline void xprt_set_connected(struct rpc_xprt *xprt)
+{
+	set_bit(XPRT_CONNECTED, &xprt->state);
+}
+
+static inline void xprt_clear_connected(struct rpc_xprt *xprt)
+{
+	clear_bit(XPRT_CONNECTED, &xprt->state);
+}
+
+static inline int xprt_connected(struct rpc_xprt *xprt)
+{
+	return test_bit(XPRT_CONNECTED, &xprt->state);
+}
+
+static inline int xprt_test_and_set_connected(struct rpc_xprt *xprt)
+{
+	return test_and_set_bit(XPRT_CONNECTED, &xprt->state);
+}
+
+static inline int xprt_test_and_clear_connected(struct rpc_xprt *xprt)
+{
+	return test_and_clear_bit(XPRT_CONNECTED, &xprt->state);
+}
+
+static inline void xprt_clear_connecting(struct rpc_xprt *xprt)
+{
+	smp_mb__before_clear_bit();
+	clear_bit(XPRT_CONNECTING, &xprt->state);
+	smp_mb__after_clear_bit();
+}
+
+static inline int xprt_connecting(struct rpc_xprt *xprt)
+{
+	return test_bit(XPRT_CONNECTING, &xprt->state);
+}
+
+static inline int xprt_test_and_set_connecting(struct rpc_xprt *xprt)
+{
+	return test_and_set_bit(XPRT_CONNECTING, &xprt->state);
+}
 
 #endif /* __KERNEL__*/
 
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index ad15a54806d..ba448c76016 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -71,7 +71,7 @@ void restore_processor_state(void);
 struct saved_context;
 void __save_processor_state(struct saved_context *ctxt);
 void __restore_processor_state(struct saved_context *ctxt);
-extern unsigned long get_usable_page(unsigned gfp_mask);
+extern unsigned long get_usable_page(gfp_t gfp_mask);
 extern void free_eaten_memory(void);
 
 #endif /* _LINUX_SWSUSP_H */
diff --git a/include/linux/swap.h b/include/linux/swap.h
index a7bf1a3b149..20c975642ca 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -171,8 +171,8 @@ extern int rotate_reclaimable_page(struct page *page);
 extern void swap_setup(void);
 
 /* linux/mm/vmscan.c */
-extern int try_to_free_pages(struct zone **, unsigned int);
-extern int zone_reclaim(struct zone *, unsigned int, unsigned int);
+extern int try_to_free_pages(struct zone **, gfp_t);
+extern int zone_reclaim(struct zone *, gfp_t, unsigned int);
 extern int shrink_all_memory(int);
 extern int vm_swappiness;
 
diff --git a/include/linux/textsearch.h b/include/linux/textsearch.h
index 515046d1b2f..fc5bb4e91a5 100644
--- a/include/linux/textsearch.h
+++ b/include/linux/textsearch.h
@@ -40,7 +40,7 @@ struct ts_state
 struct ts_ops
 {
 	const char		*name;
-	struct ts_config *	(*init)(const void *, unsigned int, int);
+	struct ts_config *	(*init)(const void *, unsigned int, gfp_t);
 	unsigned int		(*find)(struct ts_config *,
 					struct ts_state *);
 	void			(*destroy)(struct ts_config *);
@@ -148,7 +148,7 @@ static inline unsigned int textsearch_get_pattern_len(struct ts_config *conf)
 extern int textsearch_register(struct ts_ops *);
 extern int textsearch_unregister(struct ts_ops *);
 extern struct ts_config *textsearch_prepare(const char *, const void *,
-					    unsigned int, int, int);
+					    unsigned int, gfp_t, int);
 extern void textsearch_destroy(struct ts_config *conf);
 extern unsigned int textsearch_find_continuous(struct ts_config *,
 					       struct ts_state *,
diff --git a/include/linux/types.h b/include/linux/types.h
index 0aee34f9da9..21b9ce80364 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -151,7 +151,12 @@ typedef unsigned long sector_t;
  */
 
 #ifdef __CHECKER__
-#define __bitwise __attribute__((bitwise))
+#define __bitwise__ __attribute__((bitwise))
+#else
+#define __bitwise__
+#endif
+#ifdef __CHECK_ENDIAN__
+#define __bitwise __bitwise__
 #else
 #define __bitwise
 #endif
@@ -166,7 +171,7 @@ typedef __u64 __bitwise __be64;
 #endif
 
 #ifdef __KERNEL__
-typedef unsigned __nocast gfp_t;
+typedef unsigned __bitwise__ gfp_t;
 #endif
 
 struct ustat {
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 4dbe580f933..8f731e8f282 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -933,17 +933,17 @@ static inline void usb_fill_int_urb (struct urb *urb,
 }
 
 extern void usb_init_urb(struct urb *urb);
-extern struct urb *usb_alloc_urb(int iso_packets, unsigned mem_flags);
+extern struct urb *usb_alloc_urb(int iso_packets, gfp_t mem_flags);
 extern void usb_free_urb(struct urb *urb);
 #define usb_put_urb usb_free_urb
 extern struct urb *usb_get_urb(struct urb *urb);
-extern int usb_submit_urb(struct urb *urb, unsigned mem_flags);
+extern int usb_submit_urb(struct urb *urb, gfp_t mem_flags);
 extern int usb_unlink_urb(struct urb *urb);
 extern void usb_kill_urb(struct urb *urb);
 
 #define HAVE_USB_BUFFERS
 void *usb_buffer_alloc (struct usb_device *dev, size_t size,
-	unsigned mem_flags, dma_addr_t *dma);
+	gfp_t mem_flags, dma_addr_t *dma);
 void usb_buffer_free (struct usb_device *dev, size_t size,
 	void *addr, dma_addr_t dma);
 
@@ -1050,7 +1050,7 @@ int usb_sg_init (
 	struct scatterlist	*sg,
 	int			nents,
 	size_t			length,
-	unsigned		mem_flags
+	gfp_t			mem_flags
 );
 void usb_sg_cancel (struct usb_sg_request *io);
 void usb_sg_wait (struct usb_sg_request *io);
diff --git a/include/linux/usb_gadget.h b/include/linux/usb_gadget.h
index 71e60860732..ff81117eb73 100644
--- a/include/linux/usb_gadget.h
+++ b/include/linux/usb_gadget.h
@@ -107,18 +107,18 @@ struct usb_ep_ops {
 	int (*disable) (struct usb_ep *ep);
 
 	struct usb_request *(*alloc_request) (struct usb_ep *ep,
-		unsigned gfp_flags);
+		gfp_t gfp_flags);
 	void (*free_request) (struct usb_ep *ep, struct usb_request *req);
 
 	void *(*alloc_buffer) (struct usb_ep *ep, unsigned bytes,
-		dma_addr_t *dma, unsigned gfp_flags);
+		dma_addr_t *dma, gfp_t gfp_flags);
 	void (*free_buffer) (struct usb_ep *ep, void *buf, dma_addr_t dma,
 		unsigned bytes);
 	// NOTE:  on 2.6, drivers may also use dma_map() and
 	// dma_sync_single_*() to directly manage dma overhead. 
 
 	int (*queue) (struct usb_ep *ep, struct usb_request *req,
-		unsigned gfp_flags);
+		gfp_t gfp_flags);
 	int (*dequeue) (struct usb_ep *ep, struct usb_request *req);
 
 	int (*set_halt) (struct usb_ep *ep, int value);
@@ -214,7 +214,7 @@ usb_ep_disable (struct usb_ep *ep)
  * Returns the request, or null if one could not be allocated.
  */
 static inline struct usb_request *
-usb_ep_alloc_request (struct usb_ep *ep, unsigned gfp_flags)
+usb_ep_alloc_request (struct usb_ep *ep, gfp_t gfp_flags)
 {
 	return ep->ops->alloc_request (ep, gfp_flags);
 }
@@ -254,7 +254,7 @@ usb_ep_free_request (struct usb_ep *ep, struct usb_request *req)
  */
 static inline void *
 usb_ep_alloc_buffer (struct usb_ep *ep, unsigned len, dma_addr_t *dma,
-	unsigned gfp_flags)
+	gfp_t gfp_flags)
 {
 	return ep->ops->alloc_buffer (ep, len, dma, gfp_flags);
 }
@@ -330,7 +330,7 @@ usb_ep_free_buffer (struct usb_ep *ep, void *buf, dma_addr_t dma, unsigned len)
  * reported when the usb peripheral is disconnected.
  */
 static inline int
-usb_ep_queue (struct usb_ep *ep, struct usb_request *req, unsigned gfp_flags)
+usb_ep_queue (struct usb_ep *ep, struct usb_request *req, gfp_t gfp_flags)
 {
 	return ep->ops->queue (ep, req, gfp_flags);
 }