From: Jianpeng Ma <jianpeng.ma@intel.com>
Date: Fri, 28 Aug 2015 01:48:58 +0000 (+0800)
Subject: osdc/Journaler:: For read operation add fadvise-dontneed flag.
X-Git-Tag: v9.1.0~101^2~2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=7e3c7a45a56eb3eb70f26e17ab819b9f3afa873c;p=ceph.git

osdc/Journaler:: For read operation add fadvise-dontneed flag.

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

diff --git a/src/osdc/Journaler.cc b/src/osdc/Journaler.cc
index 2229a9e08dac..d2d648f08d21 100644
--- a/src/osdc/Journaler.cc
+++ b/src/osdc/Journaler.cc
@@ -940,7 +940,7 @@ void Journaler::_issue_read(uint64_t len)
     if (l > len)
       l = len;
     C_Read *c = new C_Read(this, requested_pos);
-    filer.read(ino, &layout, CEPH_NOSNAP, requested_pos, l, &c->bl, 0, wrap_finisher(c));
+    filer.read(ino, &layout, CEPH_NOSNAP, requested_pos, l, &c->bl, 0, wrap_finisher(c), CEPH_OSD_OP_FLAG_FADVISE_DONTNEED);
     requested_pos += l;
     len -= l;
   }