From 0b6b2cde0928707a618ce8c07970219f21d066e5 Mon Sep 17 00:00:00 2001
From: Rebecca Schultz Zavin <rebecca@android.com>
Date: Fri, 13 Dec 2013 14:24:32 -0800
Subject: [PATCH] gpu: ion: Refactor the code to zero buffers

Refactor the code in the system heap used to map and zero the buffers
into a seperate utility so it can be called from other heaps.  Use it from
the chunk heap.

Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
[jstultz: modified patch to apply to staging directory]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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