From: Josh Durgin <josh.durgin@inktank.com>
Date: Tue, 22 Nov 2011 01:13:54 +0000 (-0800)
Subject: rbd: only reset capacity when pointing to head
X-Git-Tag: v3.6-rc1~36^2~45
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=474ef7ce832d471148f63a9d07f67fc5564834f1;p=pandora-kernel.git

rbd: only reset capacity when pointing to head

Snapshots cannot be resized, and the new capacity of head should not
be reflected by the snapshot.

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