Merge git://git.linux-nfs.org/projects/trondmy/nfs-2.6

* git://git.linux-nfs.org/projects/trondmy/nfs-2.6: (53 commits)
  NFS: Fix a resolution problem with nfs_inode->cache_change_attribute
  NFS: Fix the resolution problem with nfs_inode_attrs_need_update()
  NFS: Changes to inode->i_nlinks must set the NFS_INO_INVALID_ATTR flag
  RPC/RDMA: ensure connection attempt is complete before signalling.
  RPC/RDMA: correct the reconnect timer backoff
  RPC/RDMA: optionally emit useful transport info upon connect/disconnect.
  RPC/RDMA: reformat a debug printk to keep lines together.
  RPC/RDMA: harden connection logic against missing/late rdma_cm upcalls.
  RPC/RDMA: fix connect/reconnect resource leak.
  RPC/RDMA: return a consistent error, when connect fails.
  RPC/RDMA: adhere to protocol for unpadded client trailing write chunks.
  RPC/RDMA: avoid an oops due to disconnect racing with async upcalls.
  RPC/RDMA: maintain the RPC task bytes-sent statistic.
  RPC/RDMA: suppress retransmit on RPC/RDMA clients.
  RPC/RDMA: fix connection IRD/ORD setting
  RPC/RDMA: support FRMR client memory registration.
  RPC/RDMA: check selected memory registration mode at runtime.
  RPC/RDMA: add data types and new FRMR memory registration enum.
  RPC/RDMA: refactor the inline memory registration code.
  NFS: fix nfs_parse_ip_address() corner case
  ...

5 files changed, 18 insertions, 21 deletions

diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 78a5922a2f11..ac8d0233b05c 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -137,7 +137,7 @@ struct nfs_inode {
         unsigned long           attrtimeo_timestamp;
         __u64                   change_attr;            /* v4 only */
 
-        unsigned long           last_updated;
+        unsigned long           attr_gencount;
         /* "Generation counter" for the attribute cache. This is
          * bumped whenever we update the metadata on the
          * server.
@@ -200,11 +200,10 @@ struct nfs_inode {
 /*
  * Bit offsets in flags field
  */
-#define NFS_INO_REVALIDATING    (0)             /* revalidating attrs */
-#define NFS_INO_ADVISE_RDPLUS   (1)             /* advise readdirplus */
-#define NFS_INO_STALE           (2)             /* possible stale inode */
-#define NFS_INO_ACL_LRU_SET     (3)             /* Inode is on the LRU list */
-#define NFS_INO_MOUNTPOINT      (4)             /* inode is remote mountpoint */
+#define NFS_INO_ADVISE_RDPLUS   (0)             /* advise readdirplus */
+#define NFS_INO_STALE           (1)             /* possible stale inode */
+#define NFS_INO_ACL_LRU_SET     (2)             /* Inode is on the LRU list */
+#define NFS_INO_MOUNTPOINT      (3)             /* inode is remote mountpoint */
 
 static inline struct nfs_inode *NFS_I(const struct inode *inode)
 {
@@ -345,15 +344,11 @@ extern struct nfs_open_context *get_nfs_open_context(struct nfs_open_context *ct
 extern void put_nfs_open_context(struct nfs_open_context *ctx);
 extern struct nfs_open_context *nfs_find_open_context(struct inode *inode, struct rpc_cred *cred, int mode);
 extern u64 nfs_compat_user_ino64(u64 fileid);
+extern void nfs_fattr_init(struct nfs_fattr *fattr);
 
 /* linux/net/ipv4/ipconfig.c: trims ip addr off front of name, too. */
 extern __be32 root_nfs_parse_addr(char *name); /*__init*/
-
-static inline void nfs_fattr_init(struct nfs_fattr *fattr)
-{
-        fattr->valid = 0;
-        fattr->time_start = jiffies;
-}
+extern unsigned long nfs_inc_attr_generation_counter(void);
 
 /*
  * linux/fs/nfs/file.c
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index c9beacd16c00..4e477ae58699 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -119,7 +119,6 @@ struct nfs_server {
         void (*destroy)(struct nfs_server *);
 
         atomic_t active; /* Keep trace of any activity to this server */
-        wait_queue_head_t active_wq;  /* Wait for any activity to stop  */
 
         /* mountd-related mount options */
         struct sockaddr_storage mountd_address;
diff --git a/include/linux/nfs_mount.h b/include/linux/nfs_mount.h
index df7c6b7a7ebb..6549a06ac16e 100644
--- a/include/linux/nfs_mount.h
+++ b/include/linux/nfs_mount.h
@@ -65,4 +65,8 @@ struct nfs_mount_data {
 #define NFS_MOUNT_UNSHARED      0x8000  /* 5 */
 #define NFS_MOUNT_FLAGMASK      0xFFFF
 
+/* The following are for internal use only */
+#define NFS_MOUNT_LOOKUP_CACHE_NONEG    0x10000
+#define NFS_MOUNT_LOOKUP_CACHE_NONE     0x20000
+
 #endif
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 8c77c11224d1..c1c31acb8a2b 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -36,6 +36,7 @@ struct nfs_fattr {
         __u32                   nlink;
         __u32                   uid;
         __u32                   gid;
+        dev_t                   rdev;
         __u64                   size;
         union {
                 struct {
@@ -46,7 +47,6 @@ struct nfs_fattr {
                         __u64   used;
                 } nfs3;
         } du;
-        dev_t                   rdev;
         struct nfs_fsid         fsid;
         __u64                   fileid;
         struct timespec         atime;
@@ -56,6 +56,7 @@ struct nfs_fattr {
         __u64                   change_attr;    /* NFSv4 change attribute */
         __u64                   pre_change_attr;/* pre-op NFSv4 change attribute */
         unsigned long           time_start;
+        unsigned long           gencount;
 };
 
 #define NFS_ATTR_WCC            0x0001          /* pre-op WCC data    */
@@ -672,16 +673,16 @@ struct nfs4_rename_res {
         struct nfs_fattr *              new_fattr;
 };
 
-#define NFS4_SETCLIENTID_NAMELEN        (56)
+#define NFS4_SETCLIENTID_NAMELEN        (127)
 struct nfs4_setclientid {
         const nfs4_verifier *           sc_verifier;
         unsigned int                    sc_name_len;
-        char                            sc_name[NFS4_SETCLIENTID_NAMELEN];
+        char                            sc_name[NFS4_SETCLIENTID_NAMELEN + 1];
         u32                             sc_prog;
         unsigned int                    sc_netid_len;
-        char                            sc_netid[RPCBIND_MAXNETIDLEN];
+        char                            sc_netid[RPCBIND_MAXNETIDLEN + 1];
         unsigned int                    sc_uaddr_len;
-        char                            sc_uaddr[RPCBIND_MAXUADDRLEN];
+        char                            sc_uaddr[RPCBIND_MAXUADDRLEN + 1];
         u32                             sc_cb_ident;
 };
 
diff --git a/include/linux/sunrpc/xprtrdma.h b/include/linux/sunrpc/xprtrdma.h
index 4de56b1d372b..54a379c9e8eb 100644
--- a/include/linux/sunrpc/xprtrdma.h
+++ b/include/linux/sunrpc/xprtrdma.h
@@ -66,9 +66,6 @@
 
 #define RPCRDMA_INLINE_PAD_THRESH  (512)/* payload threshold to pad (bytes) */
 
-#define RDMA_RESOLVE_TIMEOUT    (5*HZ)  /* TBD 5 seconds */
-#define RDMA_CONNECT_RETRY_MAX  (2)     /* retries if no listener backlog */
-
 /* memory registration strategies */
 #define RPCRDMA_PERSISTENT_REGISTRATION (1)
 
@@ -78,6 +75,7 @@ enum rpcrdma_memreg {
         RPCRDMA_MEMWINDOWS,
         RPCRDMA_MEMWINDOWS_ASYNC,
         RPCRDMA_MTHCAFMR,
+        RPCRDMA_FRMR,
         RPCRDMA_ALLPHYSICAL,
         RPCRDMA_LAST
 };