From: Joe Thornber <ejt@redhat.com>
Date: Wed, 16 Oct 2013 09:59:26 +0000 (+0100)
Subject: dm cache metadata: check the metadata version when reading the superblock
X-Git-Tag: v3.13-rc1~97^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=53d498198d3e8bce4287112beafc30befcba98cc;p=pandora-kernel.git

dm cache metadata: check the metadata version when reading the superblock

Need to check the version to verify on-disk metadata is supported.

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