From: Jason Dillaman <dillaman@redhat.com>
Date: Thu, 24 May 2018 19:25:45 +0000 (-0400)
Subject: librbd: clones should not inherit implicit feature bits from parent
X-Git-Tag: v13.2.0~10^2~2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=ca9fc57da67539bc8d7682a5a29c3d0368e23beb;p=ceph.git

librbd: clones should not inherit implicit feature bits from parent

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
(cherry picked from commit bb357062853cc225fd7489eba9a70aa7ec7226e3)
---

diff --git a/src/librbd/image/CloneRequest.cc b/src/librbd/image/CloneRequest.cc
index fa4b62e4714f..0fb78ec8e570 100644
--- a/src/librbd/image/CloneRequest.cc
+++ b/src/librbd/image/CloneRequest.cc
@@ -193,7 +193,7 @@ void CloneRequest<I>::send_create() {
   ldout(m_cct, 20) << this << " " << __func__ << dendl;
 
   if (m_use_p_features) {
-    m_features = m_p_features;
+    m_features = (m_p_features & ~RBD_FEATURES_IMPLICIT_ENABLE);
   }
 
   uint64_t order = m_p_imctx->order;