From: Li Zefan <lizf@cn.fujitsu.com>
Date: Tue, 9 Nov 2010 06:55:34 +0000 (+0800)
Subject: btrfs: Update stats when allocating from a cluster
X-Git-Tag: v2.6.38-rc4~2^2~21^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e71b5d5ec07e4b3fb4c78c4e4b108ff667f123f;p=pandora-kernel.git

btrfs: Update stats when allocating from a cluster

When allocating extent entry from a cluster, we should update
the free_space and free_extents fields of the block group.

Reviewed-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
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