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(parent: 17db92d) | patch
Btrfs: skip states when they does not contain bits to clear
authorLiu Bo <liubo2009@cn.fujitsu.com>
Thu, 16 Feb 2012 10:34:37 +0000 (18:34 +0800)
committerDavid Sterba <dsterba@suse.cz>
Thu, 16 Feb 2012 16:23:17 +0000 (17:23 +0100)
commita2d75244527063c08e6817e925c843351c3c7998
tree8c651bb7aad7c0529098c46b2dca9a7f02a282f9tree | snapshot
parent17db92d91267e369a8d3005f9c4164167d65b4c9commit | diff
Btrfs: skip states when they does not contain bits to clear

Clearing a range's bits is different with setting them, since we don't
need to touch them when states do not contain bits we want.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
fs/btrfs/extent_io.c diff | blob | history
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