From: Shinobu Kinjo <shinobu@redhat.com>
Date: Thu, 4 Jan 2018 01:38:23 +0000 (+0900)
Subject: common: Do not use unique_lock, if manual lock/unlock are not necessary
X-Git-Tag: v13.0.2~414^2
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=213bc895cd05afc655d8d04c02040d270f057b5c;p=ceph.git

common: Do not use unique_lock, if manual lock/unlock are not necessary

Signed-off-by: Shinobu Kinjo <shinobu@redhat.com>
---

diff --git a/src/common/mempool.cc b/src/common/mempool.cc
index 02ed3c6558e97..a05d72a4b3045 100644
--- a/src/common/mempool.cc
+++ b/src/common/mempool.cc
@@ -100,7 +100,7 @@ void mempool::pool_t::get_stats(
     total->bytes += shard[i].bytes;
   }
   if (debug_mode) {
-    std::unique_lock<std::mutex> shard_lock(lock);
+    std::lock_guard<std::mutex> shard_lock(lock);
     for (auto &p : type_map) {
       std::string n = ceph_demangle(p.second.type_name);
       stats_t &s = (*by_type)[n];