From: Haomai Wang <haomaiwang@gmail.com>
Date: Wed, 21 May 2014 10:12:22 +0000 (+0800)
Subject: Avoid extra check for clean object
X-Git-Tag: v0.67.10~5
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=617914209694f67150264358da888c1ca9ff42e1;p=ceph.git

Avoid extra check for clean object

We needn't to check clean object via buffer state, skip the clean object.

Signed-off-by: Haomai Wang <haomaiwang@gmail.com>
(cherry picked from commit f51e33bd9c5a8e1cfc7065b30785696dc45918bc)
---

diff --git a/src/osdc/ObjectCacher.cc b/src/osdc/ObjectCacher.cc
index 4d832a55a118..ddcdf7746a62 100644
--- a/src/osdc/ObjectCacher.cc
+++ b/src/osdc/ObjectCacher.cc
@@ -1605,6 +1605,9 @@ bool ObjectCacher::flush_set(ObjectSet *oset, Context *onfinish)
        !i.end(); ++i) {
     Object *ob = *i;
 
+    if (ob->dirty_or_tx == 0)
+      continue;
+
     if (!flush(ob, 0, 0)) {
       // we'll need to gather...
       ldout(cct, 10) << "flush_set " << oset << " will wait for ack tid "