ceph: connect to export targets on cap export

When we get a cap EXPORT message, make sure we are connected to all export
targets to ensure we can handle the matching IMPORT.

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

1 files changed, 8 insertions, 0 deletions

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 552b934c9cd0..a546e0ddb8e3 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -741,6 +741,14 @@ static void __open_export_target_sessions(struct ceph_mds_client *mdsc,
         }
 }
 
+void ceph_mdsc_open_export_target_sessions(struct ceph_mds_client *mdsc,
+                                           struct ceph_mds_session *session)
+{
+        mutex_lock(&mdsc->mutex);
+        __open_export_target_sessions(mdsc, session);
+        mutex_unlock(&mdsc->mutex);
+}
+
 /*
  * session caps
  */