From: majianpeng <majianpeng@gmail.com>
Date: Thu, 14 Nov 2013 04:16:18 +0000 (+1100)
Subject: raid1: Add some macros to make code clearly.
X-Git-Tag: v3.13-rc1~31^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8e005f7c0276317cfa8fcb0291a0df57f9ef832c;p=pandora-kernel.git

raid1: Add some macros to make code clearly.

In a subsequent patch, we'll use some const parameters.
Using macros will make the code clearly.

Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>
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