We need to have this info set up before adding the waiter to the
waitqueue, so move this out of the _nfs4_proc_setlk and into the
caller. That's more efficient anyway since we don't need to do
this more than once if we end up waiting on the lock.
Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
fs/nfs/nfs4proc.c | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index c8ccf13e3ffb..c807850ac476 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -6135,14 +6135,8 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock
struct nfs_inode *nfsi = NFS_I(state->inode);
struct nfs4_state_owner *sp = state->owner;
unsigned char fl_flags = request->fl_flags;
- int status = -ENOLCK;
+ int status;
- if (!test_bit(NFS_STATE_POSIX_LOCKS, &state->flags))
- goto out;
- /* Is this a delegated open? */
- status = nfs4_set_lock_state(state, request);
- if (status != 0)
- goto out;
request->fl_flags |= FL_ACCESS;
status = locks_lock_inode_wait(state->inode, request);
if (status < 0)
@@ -6216,6 +6210,10 @@ nfs4_proc_lock(struct file *filp, int cmd, struct file_lock *request)
if (state == NULL)
return -ENOLCK;
+
+ if (!test_bit(NFS_STATE_POSIX_LOCKS, &state->flags))
+ return -ENOLCK;
+
/*
* Don't rely on the VFS having checked the file open mode,
* since it won't do this for flock() locks.
@@ -6230,6 +6228,10 @@ nfs4_proc_lock(struct file *filp, int cmd, struct file_lock *request)
return -EBADF;
}
+ status = nfs4_set_lock_state(state, request);
+ if (status != 0)
+ return status;
+
do {
status = nfs4_proc_setlk(state, cmd, request);
if ((status != -EAGAIN) || IS_SETLK(cmd))
--
2.7.4
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