From: Miao Xie <miaox@cn.fujitsu.com>
Date: Mon, 26 Nov 2012 09:24:43 +0000 (+0000)
Subject: Btrfs: use slabs for auto defrag allocation
X-Git-Tag: v3.8-rc1~71^2~44
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9247f3170b2c3d648707c93bbebcd763fac17c06;p=pandora-kernel.git

Btrfs: use slabs for auto defrag allocation

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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