librbd: notify image feature update before releasing lock

If a client is waiting for the lock, ensure it sees the latest
version of the image features.

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

diff --git a/src/librbd/internal.cc b/src/librbd/internal.cc
index 49dea3cc9c486b5d2ff462fe164dc2ccbdf4e07c..9b695bef68d5e2d7b312b09b1eed9b2d93d317e1 100644 (file)
--- a/src/librbd/internal.cc
+++ b/src/librbd/internal.cc
@@ -1884,6 +1884,8 @@ int mirror_image_disable_internal(ImageCtx *ictx, bool force,
       }
     }
 
+    ictx->notify_update();
+
     if (ictx->exclusive_lock != nullptr && acquired_lock) {
       C_SaferCond lock_ctx;
       ictx->exclusive_lock->release_lock(&lock_ctx);
@@ -1893,8 +1895,6 @@ int mirror_image_disable_internal(ImageCtx *ictx, bool force,
         return r;
       }
     }
-
-    ictx->notify_update();
     return 0;
   }