Merge git://git.linux-nfs.org/pub/linux/nfs-2.6

* git://git.linux-nfs.org/pub/linux/nfs-2.6: (28 commits)
  NFS: Fix a compile glitch on 64-bit systems
  NFS: Clean up nfs_create_request comments
  spkm3: initialize hash
  spkm3: remove bad kfree, unnecessary export
  spkm3: fix spkm3's use of hmac
  NFS4: invalidate cached acl on setacl
  NFS: Fix directory caching problem - with test case and patch.
  NFS: Set meaningful value for fattr->time_start in readdirplus results.
  NFS: Added support to turn off the NFSv3 READDIRPLUS RPC.
  SUNRPC: RPC client should retry with different versions of rpcbind
  SUNRPC: remove old portmapper
  NFS: switch NFSROOT to use new rpcbind client
  SUNRPC: switch the RPC server to use the new rpcbind registration API
  SUNRPC: switch socket-based RPC transports to use rpcbind
  SUNRPC: introduce rpcbind: replacement for in-kernel portmapper
  SUNRPC: Eliminate side effects from rpc_malloc
  SUNRPC: RPC buffer size estimates are too large
  NLM: Shrink the maximum request size of NLM4 requests
  NFS: Use pgoff_t in structures and functions that pass page cache offsets
  NFS: Clean up nfs_sync_mapping_wait()
  ...

10 files changed, 42 insertions, 24 deletions

diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index ac25b5649c59..f6a81e0b1b93 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -88,7 +88,7 @@ struct nlm_wait;
 /*
  * Memory chunk for NLM client RPC request.
  */
-#define NLMCLNT_OHSIZE          (sizeof(utsname()->nodename)+10)
+#define NLMCLNT_OHSIZE          ((__NEW_UTS_LEN) + 10u)
 struct nlm_rqst {
         unsigned int            a_flags;        /* initial RPC task flags */
         struct nlm_host *       a_host;         /* host handle */
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index e9ae0c6e2c62..0543439a97af 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -455,7 +455,7 @@ nfs_have_writebacks(struct inode *inode)
 /*
  * Allocate nfs_write_data structures
  */
-extern struct nfs_write_data *nfs_writedata_alloc(size_t len);
+extern struct nfs_write_data *nfs_writedata_alloc(unsigned int npages);
 
 /*
  * linux/fs/nfs/read.c
@@ -469,7 +469,7 @@ extern void nfs_readdata_release(void *data);
 /*
  * Allocate nfs_read_data structures
  */
-extern struct nfs_read_data *nfs_readdata_alloc(size_t len);
+extern struct nfs_read_data *nfs_readdata_alloc(unsigned int npages);
 
 /*
  * linux/fs/nfs3proc.c
diff --git a/include/linux/nfs_mount.h b/include/linux/nfs_mount.h
index 659c75438454..cc8b9c59acb8 100644
--- a/include/linux/nfs_mount.h
+++ b/include/linux/nfs_mount.h
@@ -61,6 +61,7 @@ struct nfs_mount_data {
 #define NFS_MOUNT_NOACL         0x0800  /* 4 */
 #define NFS_MOUNT_STRICTLOCK    0x1000  /* reserved for NFSv4 */
 #define NFS_MOUNT_SECFLAVOUR    0x2000  /* 5 */
+#define NFS_MOUNT_NORDIRPLUS    0x4000  /* 5 */
 #define NFS_MOUNT_FLAGMASK      0xFFFF
 
 #endif
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index 16b0266b14fd..41afab6b5f09 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -21,8 +21,7 @@
 /*
  * Valid flags for the radix tree
  */
-#define NFS_PAGE_TAG_DIRTY      0
-#define NFS_PAGE_TAG_WRITEBACK  1
+#define NFS_PAGE_TAG_WRITEBACK  0
 
 /*
  * Valid flags for a dirty buffer
@@ -39,7 +38,7 @@ struct nfs_page {
         struct page             *wb_page;       /* page to read in/write out */
         struct nfs_open_context *wb_context;    /* File state context info */
         atomic_t                wb_complete;    /* i/os we're waiting for */
-        unsigned long           wb_index;       /* Offset >> PAGE_CACHE_SHIFT */
+        pgoff_t                 wb_index;       /* Offset >> PAGE_CACHE_SHIFT */
         unsigned int            wb_offset,      /* Offset & ~PAGE_CACHE_MASK */
                                 wb_pgbase,      /* Start of page data */
                                 wb_bytes;       /* Length of request */
@@ -48,6 +47,19 @@ struct nfs_page {
         struct nfs_writeverf    wb_verf;        /* Commit cookie */
 };
 
+struct nfs_pageio_descriptor {
+        struct list_head        pg_list;
+        unsigned long           pg_bytes_written;
+        size_t                  pg_count;
+        size_t                  pg_bsize;
+        unsigned int            pg_base;
+
+        struct inode            *pg_inode;
+        int                     (*pg_doio)(struct inode *, struct list_head *, unsigned int, size_t, int);
+        int                     pg_ioflags;
+        int                     pg_error;
+};
+
 #define NFS_WBACK_BUSY(req)     (test_bit(PG_BUSY,&(req)->wb_flags))
 
 extern  struct nfs_page *nfs_create_request(struct nfs_open_context *ctx,
@@ -59,13 +71,16 @@ extern	void nfs_clear_request(struct nfs_page *req);
 extern  void nfs_release_request(struct nfs_page *req);
 
 
-extern  long nfs_scan_dirty(struct address_space *mapping,
-                                struct writeback_control *wbc,
-                                struct list_head *dst);
 extern  int nfs_scan_list(struct nfs_inode *nfsi, struct list_head *head, struct list_head *dst,
-                          unsigned long idx_start, unsigned int npages);
-extern  int nfs_coalesce_requests(struct list_head *, struct list_head *,
-                                  unsigned int);
+                          pgoff_t idx_start, unsigned int npages);
+extern  void nfs_pageio_init(struct nfs_pageio_descriptor *desc,
+                             struct inode *inode,
+                             int (*doio)(struct inode *, struct list_head *, unsigned int, size_t, int),
+                             size_t bsize,
+                             int how);
+extern  int nfs_pageio_add_request(struct nfs_pageio_descriptor *,
+                                   struct nfs_page *);
+extern  void nfs_pageio_complete(struct nfs_pageio_descriptor *desc);
 extern  int nfs_wait_on_request(struct nfs_page *);
 extern  void nfs_unlock_request(struct nfs_page *req);
 extern  int nfs_set_page_writeback_locked(struct nfs_page *req);
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index c7a78eef2b4f..66611423c8ee 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -84,7 +84,8 @@ struct rpc_procinfo {
         u32                     p_proc;         /* RPC procedure number */
         kxdrproc_t              p_encode;       /* XDR encode function */
         kxdrproc_t              p_decode;       /* XDR decode function */
-        unsigned int            p_bufsiz;       /* req. buffer size */
+        unsigned int            p_arglen;       /* argument hdr length (u32) */
+        unsigned int            p_replen;       /* reply hdr length (u32) */
         unsigned int            p_count;        /* call count */
         unsigned int            p_timer;        /* Which RTT timer to use */
         u32                     p_statidx;      /* Which procedure to account */
@@ -121,8 +122,8 @@ struct rpc_clnt *rpc_clone_client(struct rpc_clnt *);
 int             rpc_shutdown_client(struct rpc_clnt *);
 int             rpc_destroy_client(struct rpc_clnt *);
 void            rpc_release_client(struct rpc_clnt *);
-void            rpc_getport(struct rpc_task *);
-int             rpc_register(u32, u32, int, unsigned short, int *);
+int             rpcb_register(u32, u32, int, unsigned short, int *);
+void            rpcb_getport(struct rpc_task *);
 
 void            rpc_call_setup(struct rpc_task *, struct rpc_message *, int);
 
@@ -144,7 +145,7 @@ char *		rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t);
 /*
  * Helper function for NFSroot support
  */
-int             rpc_getport_external(struct sockaddr_in *, __u32, __u32, int);
+int             rpcb_getport_external(struct sockaddr_in *, __u32, __u32, int);
 
 #endif /* __KERNEL__ */
 #endif /* _LINUX_SUNRPC_CLNT_H */
diff --git a/include/linux/sunrpc/debug.h b/include/linux/sunrpc/debug.h
index b7c7307ceec6..3912cf16361e 100644
--- a/include/linux/sunrpc/debug.h
+++ b/include/linux/sunrpc/debug.h
@@ -17,7 +17,7 @@
 #define RPCDBG_DEBUG            0x0004
 #define RPCDBG_NFS              0x0008
 #define RPCDBG_AUTH             0x0010
-#define RPCDBG_PMAP             0x0020
+#define RPCDBG_BIND             0x0020
 #define RPCDBG_SCHED            0x0040
 #define RPCDBG_TRANS            0x0080
 #define RPCDBG_SVCSOCK          0x0100
diff --git a/include/linux/sunrpc/msg_prot.h b/include/linux/sunrpc/msg_prot.h
index 606cb2165232..784d4c3ef651 100644
--- a/include/linux/sunrpc/msg_prot.h
+++ b/include/linux/sunrpc/msg_prot.h
@@ -78,10 +78,6 @@ enum rpc_auth_stat {
         RPCSEC_GSS_CTXPROBLEM = 14
 };
 
-#define RPC_PMAP_PROGRAM        100000
-#define RPC_PMAP_VERSION        2
-#define RPC_PMAP_PORT           111
-
 #define RPC_MAXNETNAMELEN       256
 
 /*
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index 3069ecca0129..2047fb202a13 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -264,7 +264,7 @@ struct rpc_task *rpc_wake_up_next(struct rpc_wait_queue *);
 void            rpc_wake_up_status(struct rpc_wait_queue *, int);
 void            rpc_delay(struct rpc_task *, unsigned long);
 void *          rpc_malloc(struct rpc_task *, size_t);
-void            rpc_free(struct rpc_task *);
+void            rpc_free(void *);
 int             rpciod_up(void);
 void            rpciod_down(void);
 int             __rpc_wait_for_completion_task(struct rpc_task *task, int (*)(void *));
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index f780e72fc417..fa89ce6ce076 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -84,7 +84,9 @@ struct rpc_rqst {
         struct list_head        rq_list;
 
         __u32 *                 rq_buffer;      /* XDR encode buffer */
-        size_t                  rq_bufsize;
+        size_t                  rq_bufsize,
+                                rq_callsize,
+                                rq_rcvsize;
 
         struct xdr_buf          rq_private_buf;         /* The receive buffer
                                                          * used in the softirq.
@@ -112,7 +114,7 @@ struct rpc_xprt_ops {
         void            (*set_port)(struct rpc_xprt *xprt, unsigned short port);
         void            (*connect)(struct rpc_task *task);
         void *          (*buf_alloc)(struct rpc_task *task, size_t size);
-        void            (*buf_free)(struct rpc_task *task);
+        void            (*buf_free)(void *buffer);
         int             (*send_request)(struct rpc_task *task);
         void            (*set_retrans_timeout)(struct rpc_task *task);
         void            (*timer)(struct rpc_task *task);
@@ -150,6 +152,7 @@ struct rpc_xprt {
         unsigned long           state;          /* transport state */
         unsigned char           shutdown   : 1, /* being shut down */
                                 resvport   : 1; /* use a reserved port */
+        unsigned int            bind_index;     /* bind function index */
 
         /*
          * Connection of transports
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 0c78f7f4a976..daa6c125f66e 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -59,6 +59,8 @@ struct writeback_control {
         unsigned for_reclaim:1;         /* Invoked from the page allocator */
         unsigned for_writepages:1;      /* This is a writepages() call */
         unsigned range_cyclic:1;        /* range_start is cyclic */
+
+        void *fs_private;               /* For use by ->writepages() */
 };
 
 /*