From 3159f372354e8e1f5dee714663d705dd2c7e0759 Mon Sep 17 00:00:00 2001
From: Sergey Dyasly <dserrg@gmail.com>
Date: Tue, 24 Sep 2013 16:38:00 +0100
Subject: [PATCH] ARM: 7840/1: LPAE: don't reject mapping /dev/mem above 4GB

With LPAE enabled, physical address space is larger than 4GB. Allow mapping any
part of it via /dev/mem by using PHYS_MASK to determine valid range.

PHYS_MASK covers 40 bits with LPAE enabled and 32 bits otherwise.

Reported-by: Vassili Karpov <av1474@comtv.ru>
Signed-off-by: Sergey Dyasly <dserrg@gmail.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
Reading git-format-patch failed