Btrfs: use slabs for auto defrag allocation
authorMiao Xie <miaox@cn.fujitsu.com>
Mon, 26 Nov 2012 09:24:43 +0000 (09:24 +0000)
committerChris Mason <chris.mason@fusionio.com>
Mon, 17 Dec 2012 01:46:11 +0000 (20:46 -0500)
The auto defrag allocation is in the fast path of the IO, so use slabs
to improve the speed of the allocation.

And besides that, it can do check for leaked objects when the module is removed.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

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