From: Tao Ma <tao.ma@oracle.com>
Date: Thu, 17 Jun 2010 06:14:36 +0000 (+0800)
Subject: ocfs2: Add readahead support for CoW.
X-Git-Tag: v2.6.37-rc1~182^2~14^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7b61cf54a2445ad21df9dd44f0c8bb90154ddea8;p=pandora-kernel.git

ocfs2: Add readahead support for CoW.

Add a new function ocfs2_readahead_for_cow so that
we start readahead before we start our CoW.

Signed-off-by: Tao Ma <tao.ma@oracle.com>
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