From ad78558a66e21844a9020bf39a2762e5a2a39f23 Mon Sep 17 00:00:00 2001
From: Jason Dillaman <dillaman@redhat.com>
Date: Tue, 16 Feb 2016 12:51:34 -0500
Subject: [PATCH] librbd: missing owner lock on snap rollback cache
 invalidation

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
---
 src/librbd/operation/SnapshotRollbackRequest.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/librbd/operation/SnapshotRollbackRequest.cc b/src/librbd/operation/SnapshotRollbackRequest.cc
index e1e472e25141d..8bc5b3348db97 100644
--- a/src/librbd/operation/SnapshotRollbackRequest.cc
+++ b/src/librbd/operation/SnapshotRollbackRequest.cc
@@ -279,6 +279,7 @@ Context *SnapshotRollbackRequest<I>::send_invalidate_cache() {
   CephContext *cct = image_ctx.cct;
   ldout(cct, 5) << this << " " << __func__ << dendl;
 
+  RWLock::RLocker owner_lock(image_ctx.owner_lock);
   Context *ctx = create_context_callback<
     SnapshotRollbackRequest<I>,
     &SnapshotRollbackRequest<I>::handle_invalidate_cache>(this);
-- 
2.39.5