From 4ced591a3498cffd12ca40bb96aad28cdca85e00 Mon Sep 17 00:00:00 2001
From: Kefu Chai <kchai@redhat.com>
Date: Thu, 12 Feb 2015 10:32:34 +0800
Subject: [PATCH] osd/OpRequest: pass string by const&

Signed-off-by: Kefu Chai <kchai@redhat.com>
---
 src/osd/OpRequest.cc | 2 +-
 src/osd/OpRequest.h  | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/osd/OpRequest.cc b/src/osd/OpRequest.cc
index c455c7cde2a1..12963342feb7 100644
--- a/src/osd/OpRequest.cc
+++ b/src/osd/OpRequest.cc
@@ -119,7 +119,7 @@ void OpRequest::set_pg_op() { set_rmw_flags(CEPH_OSD_RMW_FLAG_PGOP); }
 void OpRequest::set_cache() { set_rmw_flags(CEPH_OSD_RMW_FLAG_CACHE); }
 void OpRequest::set_promote() { set_rmw_flags(CEPH_OSD_RMW_FLAG_PROMOTE); }
 
-void OpRequest::mark_flag_point(uint8_t flag, string s) {
+void OpRequest::mark_flag_point(uint8_t flag, const string& s) {
 #ifdef WITH_LTTNG
   uint8_t old_flags = hit_flag_points;
 #endif
diff --git a/src/osd/OpRequest.h b/src/osd/OpRequest.h
index 1835563470f9..88a2704d5fa4 100644
--- a/src/osd/OpRequest.h
+++ b/src/osd/OpRequest.h
@@ -138,13 +138,13 @@ public:
   void mark_reached_pg() {
     mark_flag_point(flag_reached_pg, "reached_pg");
   }
-  void mark_delayed(string s) {
+  void mark_delayed(const string& s) {
     mark_flag_point(flag_delayed, s);
   }
   void mark_started() {
     mark_flag_point(flag_started, "started");
   }
-  void mark_sub_op_sent(string s) {
+  void mark_sub_op_sent(const string& s) {
     mark_flag_point(flag_sub_op_sent, s);
   }
   void mark_commit_sent() {
@@ -166,7 +166,7 @@ public:
 
 private:
   void set_rmw_flags(int flags);
-  void mark_flag_point(uint8_t flag, string s);
+  void mark_flag_point(uint8_t flag, const string& s);
 };
 
 typedef OpRequest::Ref OpRequestRef;
-- 
2.47.3