From: Ilya Dryomov <ilya.dryomov@inktank.com>
Date: Fri, 13 Dec 2013 13:28:57 +0000 (+0200)
Subject: rbd: add 'minor' sysfs rbd device attribute
X-Git-Tag: v3.14-rc1~71^2~63
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dd82fff1e8e7b486887dd88981776bb44e370848;p=pandora-kernel.git

rbd: add 'minor' sysfs rbd device attribute

Introduce /sys/bus/rbd/devices/<id>/minor sysfs attribute for exporting
rbd whole disk minor numbers.  This is a step towards single-major
device number allocation scheme, but also a good thing on its own.

Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
Reviewed-by: Alex Elder <elder@linaro.org>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
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