From: Patrick Donnelly <pdonnell@redhat.com>
Date: Thu, 7 Jul 2016 23:08:21 +0000 (-0400)
Subject: mds: use reference to avoid copy
X-Git-Tag: ses5-milestone5~421^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=74932c6b9e375dcd52de89ec079577764549f21a;p=ceph.git

mds: use reference to avoid copy

Making a copy in this range-for is unnecessary.

Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>
---

diff --git a/src/mds/FSMap.cc b/src/mds/FSMap.cc
index eb3dd74f0169..fe062779150b 100644
--- a/src/mds/FSMap.cc
+++ b/src/mds/FSMap.cc
@@ -274,7 +274,7 @@ void FSMap::encode(bufferlist& bl, uint64_t features) const
       // mds_info with the standbys to get a pre-jewel-style mon MDSMap.
       MDSMap full_mdsmap = fs->mds_map;
       full_mdsmap.epoch = epoch;
-      for (const auto p : standby_daemons) {
+      for (const auto &p : standby_daemons) {
         full_mdsmap.mds_info[p.first] = p.second;
       }