Merge branch 'nfs-for-2.6.39' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6

* 'nfs-for-2.6.39' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6: (54 commits)
  RPC: killing RPC tasks races fixed
  xprt: remove redundant check
  SUNRPC: Convert struct rpc_xprt to use atomic_t counters
  SUNRPC: Ensure we always run the tk_callback before tk_action
  sunrpc: fix printk format warning
  xprt: remove redundant null check
  nfs: BKL is no longer needed, so remove the include
  NFS: Fix a warning in fs/nfs/idmap.c
  Cleanup: Factor out some cut-and-paste code.
  cleanup: save 60 lines/100 bytes by combining two mostly duplicate functions.
  NFS: account direct-io into task io accounting
  gss:krb5 only include enctype numbers in gm_upcall_enctypes
  RPCRDMA: Fix FRMR registration/invalidate handling.
  RPCRDMA: Fix to XDR page base interpretation in marshalling logic.
  NFSv4: Send unmapped uid/gids to the server when using auth_sys
  NFSv4: Propagate the error NFS4ERR_BADOWNER to nfs4_do_setattr
  NFSv4: cleanup idmapper functions to take an nfs_server argument
  NFSv4: Send unmapped uid/gids to the server if the idmapper fails
  NFSv4: If the server sends us a numeric uid/gid then accept it
  NFSv4.1: reject zero layout with zeroed stripe unit
  ...

1 files changed, 11 insertions, 7 deletions

diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 57d344cf2256..e7a96e478f63 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -436,7 +436,9 @@ void rpc_killall_tasks(struct rpc_clnt *clnt)
 		if (!(rovr->tk_flags & RPC_TASK_KILLED)) {
 			rovr->tk_flags |= RPC_TASK_KILLED;
 			rpc_exit(rovr, -EIO);
-			rpc_wake_up_queued_task(rovr->tk_waitqueue, rovr);
+			if (RPC_IS_QUEUED(rovr))
+				rpc_wake_up_queued_task(rovr->tk_waitqueue,
+							rovr);
 		}
 	}
 	spin_unlock(&clnt->cl_lock);
@@ -597,6 +599,14 @@ void rpc_task_set_client(struct rpc_task *task, struct rpc_clnt *clnt)
 	}
 }
 
+void rpc_task_reset_client(struct rpc_task *task, struct rpc_clnt *clnt)
+{
+	rpc_task_release_client(task);
+	rpc_task_set_client(task, clnt);
+}
+EXPORT_SYMBOL_GPL(rpc_task_reset_client);
+
+
 static void
 rpc_task_set_rpc_message(struct rpc_task *task, const struct rpc_message *msg)
 {
@@ -636,12 +646,6 @@ struct rpc_task *rpc_run_task(const struct rpc_task_setup *task_setup_data)
 	rpc_task_set_client(task, task_setup_data->rpc_client);
 	rpc_task_set_rpc_message(task, task_setup_data->rpc_message);
 
-	if (task->tk_status != 0) {
-		int ret = task->tk_status;
-		rpc_put_task(task);
-		return ERR_PTR(ret);
-	}
-
 	if (task->tk_action == NULL)
 		rpc_call_start(task);