From: Andi Kleen <andi@firstfloor.org>
Date: Wed, 16 Sep 2009 09:50:04 +0000 (+0200)
Subject: HWPOISON: Export some rmap vma locking to outside world
X-Git-Tag: v2.6.32-rc1~62^2~19
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=10be22dfe1e6ad978269dc275147e0ed049187bb;p=pandora-kernel.git

HWPOISON: Export some rmap vma locking to outside world

Needed for later patch that walks rmap entries on its own.

This used to be very frowned upon, but memory-failure.c does
some rather specialized rmap walking and rmap has been stable
for quite some time, so I think it's ok now to export it.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
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