ocfs2: Add readhead during CoW.
authorTao Ma <tao.ma@oracle.com>
Thu, 12 Aug 2010 02:31:34 +0000 (10:31 +0800)
committerTao Ma <tao.ma@oracle.com>
Thu, 12 Aug 2010 02:40:05 +0000 (10:40 +0800)
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>
fs/ocfs2/refcounttree.c

Simple merge