From: Sage Weil <sage@newdream.net>
Date: Mon, 21 Dec 2009 19:48:44 +0000 (-0800)
Subject: ceph: do not drop lease during revalidate
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=5de7bf8afa87f75af5ef3d6f9fce3e171cac834c;p=deliverable%2Flinux.git

ceph: do not drop lease during revalidate

We need to hold session s_mutex for __ceph_mdsc_drop_dentry_lease(), which
we don't, so skip it.  It was purely an optimization.

Signed-off-by: Sage Weil <sage@newdream.net>
---

diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 89ce3ba4a614..fde839c61236 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -920,8 +920,6 @@ static int dentry_lease_is_valid(struct dentry *dentry)
 				di->lease_renew_after = 0;
 				di->lease_renew_from = jiffies;
 			}
-		} else {
-			__ceph_mdsc_drop_dentry_lease(dentry);
 		}
 	}
 	spin_unlock(&dentry->d_lock);