NFS: Remove BKL usage from open()

All the NFSv4 stateful operations are already protected by other locks (in
particular by the rpc_sequence locks.

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

1 files changed, 0 insertions, 2 deletions

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 4451287a81d1..c910413eaeca 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -451,9 +451,7 @@ static struct nfs4_state *nfs4_try_open_cached(struct nfs4_opendata *opendata)
                 /* Save the delegation */
                 memcpy(stateid.data, delegation->stateid.data, sizeof(stateid.data));
                 rcu_read_unlock();
-                lock_kernel();
                 ret = nfs_may_open(state->inode, state->owner->so_cred, open_mode);
-                unlock_kernel();
                 if (ret != 0)
                         goto out;
                 ret = -EAGAIN;