From: Tao Ma <tao.ma@oracle.com>
Date: Tue, 11 Aug 2009 06:33:14 +0000 (+0800)
Subject: ocfs2: Add support for incrementing refcount in the tree.
X-Git-Tag: v2.6.32-rc1~173^2~32
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e73a819db9c2d6c4065b7cab7374709b6939e8f1;p=pandora-kernel.git

ocfs2: Add support for incrementing refcount in the tree.

    Given a physical cpos and length, increment the refcount
in the tree. If the extent has not been seen before, a refcount
record is created for it. Refcount records may be merged or
split by this operation.

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

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