From: Xiubo Li <xiubli@redhat.com>
Date: Thu, 17 Jun 2021 11:20:29 +0000 (+0800)
Subject: os/memstore: make the used_bytes to atomic
X-Git-Tag: v17.1.0~1603^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F41914%2Fhead;p=ceph.git

os/memstore: make the used_bytes to atomic

Fixes: https://tracker.ceph.com/issues/51092
Signed-off-by: Xiubo Li <xiubli@redhat.com>
---

diff --git a/src/os/memstore/MemStore.h b/src/os/memstore/MemStore.h
index 92304a4507be..7f0f58e423cd 100644
--- a/src/os/memstore/MemStore.h
+++ b/src/os/memstore/MemStore.h
@@ -16,6 +16,7 @@
 #ifndef CEPH_MEMSTORE_H
 #define CEPH_MEMSTORE_H
 
+#include <atomic>
 #include <mutex>
 #include <boost/intrusive_ptr.hpp>
 
@@ -195,7 +196,7 @@ private:
 
   Finisher finisher;
 
-  uint64_t used_bytes;
+  std::atomic<uint64_t> used_bytes;
 
   void _do_transaction(Transaction& t);