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 89ce3ba4a614104c100bcb9eb6e343c5bf15ad30..fde839c61236e84f89becaf7dce23fed642d4d04 100644 (file)
--- 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);