From 798af00c4d75cdbed58bfe5c31e721bc0daedd9b Mon Sep 17 00:00:00 2001
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Fri, 28 Mar 2014 13:36:31 +1100
Subject: [PATCH] powerpc/powernv: Add opal_notifier_unregister() and export to
 modules

opal_notifier_register() is missing a pending "unregister" variant
and should be exposed to modules.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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