From: Tao Ma <tao.ma@oracle.com>
Date: Thu, 12 Aug 2010 02:31:34 +0000 (+0800)
Subject: ocfs2: Add readhead during CoW.
X-Git-Tag: v2.6.37-rc1~182^2~14^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6ea4843f53282465f2bdbe5eedde7d8c3081dfdf;p=pandora-kernel.git

ocfs2: Add readhead during CoW.

In CoW, when we meet with a readahead page, we know
it is time to move the readahead window. So carry
out a new readahead.

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