SUNRPC: Remove BKL around the RPC socket operations etc.

All internal RPC client operations should no longer depend on the BKL,
however lockd and NFS callbacks may still require it.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 37d345c04aa5..7d65e19550cc 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -27,6 +27,7 @@
 #include <linux/types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include <linux/smp_lock.h>
 #include <linux/utsname.h>
 #include <linux/workqueue.h>
 
@@ -823,8 +824,10 @@ call_encode(struct rpc_task *task)
         if (encode == NULL)
                 return;
 
+        lock_kernel();
         task->tk_status = rpcauth_wrap_req(task, encode, req, p,
                         task->tk_msg.rpc_argp);
+        unlock_kernel();
         if (task->tk_status == -ENOMEM) {
                 /* XXX: Is this sane? */
                 rpc_delay(task, 3*HZ);
@@ -1155,9 +1158,12 @@ call_decode(struct rpc_task *task)
 
         task->tk_action = rpc_exit_task;
 
-        if (decode)
+        if (decode) {
+                lock_kernel();
                 task->tk_status = rpcauth_unwrap_resp(task, decode, req, p,
                                                       task->tk_msg.rpc_resp);
+                unlock_kernel();
+        }
         dprintk("RPC: %4d call_decode result %d\n", task->tk_pid,
                                         task->tk_status);
         return;