lockd: Don't bother with RPC ping for NSM upcalls

Cut NSM upcall RPC traffic in half -- don't do a NULL call first.
The cases where a ping would be helpful are rare.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index 3838533..7fce1b5 100644 (file)
--- a/fs/lockd/mon.c
+++ b/fs/lockd/mon.c
@@ -112,6 +112,7 @@ static struct rpc_clnt *nsm_create(void)
                .program                = &nsm_program,
                .version                = NSM_VERSION,
                .authflavor             = RPC_AUTH_NULL,
+               .flags                  = RPC_CLNT_CREATE_NOPING,
        };
 
        return rpc_create(&args);