Btrfs: be less strict on finding next node in clear_extent_bit
authorLiu Bo <liubo2009@cn.fujitsu.com>
Thu, 16 Feb 2012 10:34:36 +0000 (18:34 +0800)
committerDavid Sterba <dsterba@suse.cz>
Tue, 21 Feb 2012 15:02:10 +0000 (16:02 +0100)
In clear_extent_bit, it is enough that next node is adjacent in tree level.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>

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