From: Jianpeng Ma <jianpeng.ma@intel.com>
Date: Thu, 16 Mar 2017 11:51:55 +0000 (+0800)
Subject: os/filestore: Only directio mode, it do bufferlist::rebuild_align.
X-Git-Tag: v12.0.1~24^2~2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=4cdddbc5e75caf1283fdf0fd22dc91918157fb5d;p=ceph.git

os/filestore: Only directio mode, it do bufferlist::rebuild_align.

Signed-off-by: Jianpeng Ma <jianpeng.ma@intel.com>
---

diff --git a/src/os/filestore/FileJournal.cc b/src/os/filestore/FileJournal.cc
index 95f8f650dc5b..a5a7290a7a84 100644
--- a/src/os/filestore/FileJournal.cc
+++ b/src/os/filestore/FileJournal.cc
@@ -1580,7 +1580,8 @@ int FileJournal::prepare_entry(vector<ObjectStore::Transaction>& tls, bufferlist
   }
   // footer
   ebl.append((const char*)&h, sizeof(h));
-  ebl.rebuild_aligned(CEPH_DIRECTIO_ALIGNMENT);
+  if (directio)
+    ebl.rebuild_aligned(CEPH_DIRECTIO_ALIGNMENT);
   tbl->claim(ebl);
   return h.len;
 }