ocfs2: Abstract duplicate clusters process in CoW.
authorTao Ma <tao.ma@oracle.com>
Mon, 24 Aug 2009 06:31:03 +0000 (14:31 +0800)
committerJoel Becker <joel.becker@oracle.com>
Wed, 23 Sep 2009 03:09:40 +0000 (20:09 -0700)
We currently use pagecache to duplicate clusters in CoW,
but it isn't suitable for xattr case. So abstract it out
so that the caller can decide which method it use.

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

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