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authorTao Ma <tao.ma@oracle.com>2009-08-11 14:33:14 +0800
committerJoel Becker <joel.becker@oracle.com>2009-09-22 20:09:33 -0700
commite73a819db9c2d6c4065b7cab7374709b6939e8f1 (patch)
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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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