From: Joe Thornber <ejt@redhat.com>
Date: Fri, 27 Jul 2012 14:08:09 +0000 (+0100)
Subject: dm thin metadata: wrap superblock locking
X-Git-Tag: v3.6-rc1~56^2~24
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2597119206405b9dbaee491e7c2389b7570b3227;p=pandora-kernel.git

dm thin metadata: wrap superblock locking

Introduce wrappers to handle write locking the superblock
appropriately.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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