Merge branch 'for-2.6.34' of git://linux-nfs.org/~bfields/linux

* 'for-2.6.34' of git://linux-nfs.org/~bfields/linux: (22 commits)
  nfsd4: fix minor memory leak
  svcrpc: treat uid's as unsigned
  nfsd: ensure sockets are closed on error
  Revert "sunrpc: move the close processing after do recvfrom method"
  Revert "sunrpc: fix peername failed on closed listener"
  sunrpc: remove unnecessary svc_xprt_put
  NFSD: NFSv4 callback client should use RPC_TASK_SOFTCONN
  xfs_export_operations.commit_metadata
  commit_metadata export operation replacing nfsd_sync_dir
  lockd: don't clear sm_monitored on nsm_reboot_lookup
  lockd: release reference to nsm_handle in nlm_host_rebooted
  nfsd: Use vfs_fsync_range() in nfsd_commit
  NFSD: Create PF_INET6 listener in write_ports
  SUNRPC: NFS kernel APIs shouldn't return ENOENT for "transport not found"
  SUNRPC: Bury "#ifdef IPV6" in svc_create_xprt()
  NFSD: Support AF_INET6 in svc_addsock() function
  SUNRPC: Use rpc_pton() in ip_map_parse()
  nfsd: 4.1 has an rfc number
  nfsd41: Create the recovery entry for the NFSv4.1 client
  nfsd: use vfs_fsync for non-directories
  ...

16 files changed, 174 insertions, 145 deletions

diff --git a/Documentation/filesystems/nfs/nfs41-server.txt b/Documentation/filesystems/nfs/nfs41-server.txt
index 1bd0d0c05171..6a53a84afc72 100644
--- a/Documentation/filesystems/nfs/nfs41-server.txt
+++ b/Documentation/filesystems/nfs/nfs41-server.txt
@@ -17,8 +17,7 @@ kernels must turn 4.1 on or off *before* turning support for version 4
 on or off; rpc.nfsd does this correctly.)
 
 The NFSv4 minorversion 1 (NFSv4.1) implementation in nfsd is based
-on the latest NFSv4.1 Internet Draft:
-http://tools.ietf.org/html/draft-ietf-nfsv4-minorversion1-29
+on RFC 5661.
 
 From the many new features in NFSv4.1 the current implementation
 focuses on the mandatory-to-implement NFSv4.1 Sessions, providing
@@ -44,7 +43,7 @@ interoperability problems with future clients.  Known issues:
           trunking, but this is a mandatory feature, and its use is
           recommended to clients in a number of places.  (E.g. to ensure
           timely renewal in case an existing connection's retry timeouts
-          have gotten too long; see section 8.3 of the draft.)
+          have gotten too long; see section 8.3 of the RFC.)
           Therefore, lack of this feature may cause future clients to
           fail.
         - Incomplete backchannel support: incomplete backchannel gss
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 4600c2037b8b..bb464d12104c 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -479,8 +479,8 @@ again:	mutex_lock(&nlm_host_mutex);
                         }
                 }
         }
-
         mutex_unlock(&nlm_host_mutex);
+        nsm_release(nsm);
 }
 
 /*
diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index f956651d0f65..fefa4df3f005 100644
--- a/fs/lockd/mon.c
+++ b/fs/lockd/mon.c
@@ -349,9 +349,9 @@ retry:
  * nsm_reboot_lookup - match NLMPROC_SM_NOTIFY arguments to an nsm_handle
  * @info: pointer to NLMPROC_SM_NOTIFY arguments
  *
- * Returns a matching nsm_handle if found in the nsm cache; the returned
- * nsm_handle's reference count is bumped and sm_monitored is cleared.
- * Otherwise returns NULL if some error occurred.
+ * Returns a matching nsm_handle if found in the nsm cache. The returned
+ * nsm_handle's reference count is bumped. Otherwise returns NULL if some
+ * error occurred.
  */
 struct nsm_handle *nsm_reboot_lookup(const struct nlm_reboot *info)
 {
@@ -370,12 +370,6 @@ struct nsm_handle *nsm_reboot_lookup(const struct nlm_reboot *info)
         atomic_inc(&cached->sm_count);
         spin_unlock(&nsm_lock);
 
-        /*
-         * During subsequent lock activity, force a fresh
-         * notification to be set up for this host.
-         */
-        cached->sm_monitored = 0;
-
         dprintk("lockd: host %s (%s) rebooted, cnt %d\n",
                         cached->sm_name, cached->sm_addrbuf,
                         atomic_read(&cached->sm_count));
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index e50cfa3d9654..7d150517ddf0 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -243,11 +243,9 @@ static int make_socks(struct svc_serv *serv)
         if (err < 0)
                 goto out_err;
 
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
         err = create_lockd_family(serv, PF_INET6);
         if (err < 0 && err != -EAFNOSUPPORT)
                 goto out_err;
-#endif  /* CONFIG_IPV6 || CONFIG_IPV6_MODULE */
 
         warned = 0;
         return 0;
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index 73ab220354df..36dfdae95123 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -118,7 +118,6 @@ nfs4_callback_up(struct svc_serv *serv)
         dprintk("NFS: Callback listener port = %u (af %u)\n",
                         nfs_callback_tcpport, PF_INET);
 
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
         ret = svc_create_xprt(serv, "tcp", PF_INET6,
                                 nfs_callback_set_tcpport, SVC_SOCK_ANONYMOUS);
         if (ret > 0) {
@@ -129,7 +128,6 @@ nfs4_callback_up(struct svc_serv *serv)
                 ret = 0;
         else
                 goto out_err;
-#endif  /* defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) */
 
         return svc_prepare_thread(serv, &serv->sv_pools[0]);
 
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index c6eed2a3b093..4bc22c763de7 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -525,6 +525,8 @@ static struct rpc_cred *callback_cred;
 
 int set_callback_cred(void)
 {
+        if (callback_cred)
+                return 0;
         callback_cred = rpc_lookup_machine_cred();
         if (!callback_cred)
                 return -ENOMEM;
@@ -542,7 +544,8 @@ void do_probe_callback(struct nfs4_client *clp)
         };
         int status;
 
-        status = rpc_call_async(cb->cb_client, &msg, RPC_TASK_SOFT,
+        status = rpc_call_async(cb->cb_client, &msg,
+                                RPC_TASK_SOFT | RPC_TASK_SOFTCONN,
                                 &nfsd4_cb_probe_ops, (void *)clp);
         if (status) {
                 warn_no_callback_path(clp, status);
diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index 5a754f7b71ed..98fb98e330b4 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -119,9 +119,7 @@ out_no_tfm:
 static void
 nfsd4_sync_rec_dir(void)
 {
-        mutex_lock(&rec_dir.dentry->d_inode->i_mutex);
-        nfsd_sync_dir(rec_dir.dentry);
-        mutex_unlock(&rec_dir.dentry->d_inode->i_mutex);
+        vfs_fsync(NULL, rec_dir.dentry, 0);
 }
 
 int
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index fcafe6087f69..c97fddbd17db 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2482,8 +2482,10 @@ nfsd4_process_open2(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nf
         }
         memcpy(&open->op_stateid, &stp->st_stateid, sizeof(stateid_t));
 
-        if (nfsd4_has_session(&resp->cstate))
+        if (nfsd4_has_session(&resp->cstate)) {
                 open->op_stateowner->so_confirmed = 1;
+                nfsd4_create_clid_dir(open->op_stateowner->so_client);