From a489043f462639988f86c1cf49475580e9dba965 Mon Sep 17 00:00:00 2001
From: Michael Ellerman <michael@ellerman.id.au>
Date: Fri, 11 Oct 2013 14:07:59 +1100
Subject: [PATCH] powerpc/pseries: Implement arch_get_random_long() based on
 H_RANDOM

Add support for the arch_get_random_long() hook based on the H_RANDOM
hypervisor call. We trust the hypervisor to provide us with random data,
ie. we don't whiten it in anyway.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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