ceph: always get rstat from auth mds

rstat is not tracked by capability. client can't know if rstat from
non-auth mds is uptodate or not.

Link: http://tracker.ceph.com/issues/23538
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 23dbfae16156..1b9f611c9dfe 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -69,6 +69,8 @@ static char *gcap_string(char *s, int c)
                 *s++ = 'w';
         if (c & CEPH_CAP_GBUFFER)
                 *s++ = 'b';
+        if (c & CEPH_CAP_GWREXTEND)
+                *s++ = 'a';
         if (c & CEPH_CAP_GLAZYIO)
                 *s++ = 'l';
         return s;