From: Xiaoxi Chen <xiaoxi.chen@intel.com>
Date: Mon, 27 Apr 2015 08:28:33 +0000 (+0800)
Subject: os/newstore : Do not need to call fdatasync if using direct.
X-Git-Tag: v9.1.0~242^2~39
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=117330045f722a84f4e7c775dc656b8dd41377b2;p=ceph.git

os/newstore : Do not need to call fdatasync if using direct.

skip ::fdatasync if in direct mode.

Signed-off-by: Xiaoxi Chen <xiaoxi.chen@intel.com>
---

diff --git a/src/os/newstore/NewStore.cc b/src/os/newstore/NewStore.cc
index b2ffad79bf43..440f4715a77b 100644
--- a/src/os/newstore/NewStore.cc
+++ b/src/os/newstore/NewStore.cc
@@ -2496,7 +2496,8 @@ int NewStore::_do_wal_transaction(wal_transaction_t& wt,
 		 << cpp_strerror(r) << dendl;
 	    return r;
 	  }
-	  sync_fds.push_back(fd);
+	  if (!(flags & O_DIRECT))
+	    sync_fds.push_back(fd);
 	}
       }
       break;