From: Miao Xie <miaox@cn.fujitsu.com>
Date: Wed, 21 Nov 2012 02:21:28 +0000 (+0000)
Subject: Btrfs: use slabs for delayed reference allocation
X-Git-Tag: v3.9-rc1~17^2~29^2~78
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=78a6184a3ff9041280ee56273c01e5679a831b39;p=pandora-kernel.git

Btrfs: use slabs for delayed reference allocation

The delayed reference 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>
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