From: root <tdd108128@163.com>
Date: Wed, 29 Nov 2017 05:27:30 +0000 (+0800)
Subject: mds: use find instead of count in CInode::get_dirfrag
X-Git-Tag: v13.0.2~863^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=5df6237bd141b5c8de0e47d08307e2b7391a7271;p=ceph.git

mds: use find instead of count in CInode::get_dirfrag

Signed-off-by: dongdong tao <tdd21151186@gmail.com>
---

diff --git a/src/mds/CInode.h b/src/mds/CInode.h
index 01c942c9cf5..94da0671bab 100644
--- a/src/mds/CInode.h
+++ b/src/mds/CInode.h
@@ -526,11 +526,12 @@ private:
 public:
   bool has_dirfrags() { return !dirfrags.empty(); }
   CDir* get_dirfrag(frag_t fg) {
-    if (dirfrags.count(fg)) {
+    auto pi = dirfrags.find(fg);
+    if (pi != dirfrags.end()) {
       //assert(g_conf->debug_mds < 2 || dirfragtree.is_leaf(fg)); // performance hack FIXME
-      return dirfrags[fg];
-    } else
-      return NULL;
+      return pi->second;
+    } 
+    return NULL;
   }
   bool get_dirfrags_under(frag_t fg, std::list<CDir*>& ls);
   CDir* get_approx_dirfrag(frag_t fg);