From 1d804535c37cb669334781afdbc2987284621623 Mon Sep 17 00:00:00 2001
From: Colin Cross <ccross@android.com>
Date: Fri, 13 Dec 2013 19:26:13 -0800
Subject: [PATCH] ion: don't use phys_to_page or __phys_to_pfn

phys_to_page and __phys_to_pfn don't exist on all platforms.
Use a combination of pfn_to_page, PFN_DOWN, page_to_pfn, and
virt_to_page to get the same results.

Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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