From: Borislav Petkov <bp@suse.de>
Date: Thu, 31 Oct 2013 16:25:05 +0000 (+0100)
Subject: x86/mm/pageattr: Add a PUD error unwinding path
X-Git-Tag: v3.14-rc1~163^2~14^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0bb8aeee7b73b21e09d3ea12f2120d974f70b669;p=pandora-kernel.git

x86/mm/pageattr: Add a PUD error unwinding path

In case we encounter an error during the mapping of a region, we want to
unwind what we've established so far exactly the way we did the mapping.
This is the PUD part kept deliberately small for easier review.

Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
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