From: Alex Elder <elder@inktank.com>
Date: Thu, 30 Aug 2012 19:42:15 +0000 (-0500)
Subject: rbd: record mapped size
X-Git-Tag: v3.7-rc1~90^2~39
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=99c1f08f6459cfa6fe1f5fb68706b437e006be2e;p=pandora-kernel.git

rbd: record mapped size

Add the size of the mapped image to the set of mapping-specific
fields in an rbd_device, and use it when setting the capacity of the
disk.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
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