From: Namhyung Kim <namhyung@gmail.com>
Date: Wed, 27 Jul 2011 01:00:36 +0000 (+1000)
Subject: md: introduce link/unlink_rdev() helpers
X-Git-Tag: v3.1-rc1~131^2~51
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=36fad858a7404a9656122a9e560a224ae2a00979;p=pandora-kernel.git

md: introduce link/unlink_rdev() helpers

There are places where sysfs links to rdev are handled
in a same way. Add the helper functions to consolidate
them.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>
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