nfs4: always reset notified flag to false before repolling for lock

We may get a notification and lose the race to another client. Ensure
that we wait again for a notification in that case.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 47f3c273245e47b7c50a2e76a8b22de312190c5e..5ab28454f1175d1983fc447ffbdd4bd5ef0b0107 100644 (file)
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -6673,6 +6673,7 @@ nfs4_retry_setlk(struct nfs4_state *state, int cmd, struct file_lock *request)
        add_wait_queue(q, &wait);
 
        while(!signalled()) {
+               waiter.notified = false;
                status = nfs4_proc_setlk(state, cmd, request);
                if ((status != -EAGAIN) || IS_SETLK(cmd))
                        break;