From: Miao Xie <miaox@cn.fujitsu.com>
Date: Thu, 13 Sep 2012 10:51:36 +0000 (-0600)
Subject: Btrfs: cleanup duplicated division functions
X-Git-Tag: v3.8-rc1~71^2~114
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3fed40cc97f32bebfd34a55364de9b44dcbede59;p=pandora-kernel.git

Btrfs: cleanup duplicated division functions

div_factor{_fine} has been implemented for two times, cleanup it.
And I move them into a independent file named math.h because they are
common math functions.

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