From: Jason Dillaman <dillaman@redhat.com>
Date: Fri, 10 Apr 2015 19:43:45 +0000 (-0400)
Subject: librbd: notify of header update after rebuilding object map
X-Git-Tag: v9.0.1~149^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=06f30fc18de8398ce4b765ea4e4403822c07604c;p=ceph.git

librbd: notify of header update after rebuilding object map

This will allow clients to detect that the object map is no longer
invalid and to reload the object map from disk.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
---

diff --git a/src/librbd/internal.cc b/src/librbd/internal.cc
index 4d7f54086a2..67ab35dfc6a 100644
--- a/src/librbd/internal.cc
+++ b/src/librbd/internal.cc
@@ -2732,6 +2732,9 @@ reprotect_and_return_err:
     }
 
     ldout(cct, 10) << "rebuild object map finished" << dendl;
+    if (r < 0) {
+      notify_change(ictx->md_ctx, ictx->header_oid, ictx);
+    }
     return r;
   }