[PATCH] NFSv4: setlease should return EAGAIN if locks are not available

[PATCH] NFSv4: setlease should return EAGAIN if locks are not available

[trondmy]

From: Trond Myklebust <trond.myklebust@hammerspace.com>

Instead of returning ENOLCK when we can't hand out a lease, we should be
returning EAGAIN.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
---
 fs/nfs/nfs4proc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 35df44ef2c35..e4efb7bccd7e 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -7452,13 +7452,13 @@ static int nfs4_add_lease(struct file *file, long arg, struct file_lock **lease,
 
 	/* No delegation, no lease */
 	if (!nfs4_have_delegation(inode, type))
-		return -ENOLCK;
+		return -EAGAIN;
 	ret = generic_setlease(file, arg, lease, priv);
 	if (ret || nfs4_have_delegation(inode, type))
 		return ret;
 	/* We raced with a delegation return */
 	nfs4_delete_lease(file, priv);
-	return -ENOLCK;
+	return -EAGAIN;
 }
 
 int nfs4_proc_setlease(struct file *file, long arg, struct file_lock **lease,
-- 
2.31.1