From dd1e256440f19e74ab5a6591c0e4e14fce73a50b Mon Sep 17 00:00:00 2001
From: Shiraz Hashim <shashim@codeaurora.org>
Date: Tue, 30 Jun 2015 09:14:46 +0530
Subject: [PATCH] arm: mm: consider only lowmem regions while remap

Consider only those memory blocks with lowmem while
remapping into 4KB regions using CONFIG_FORCE_PAGES
feature.

Change-Id: Ie209fce6c310f911d8cf02d977e226660684a6ab
Signed-off-by: Shiraz Hashim <shashim@codeaurora.org>
Signed-off-by: Charan Teja Reddy <charante@codeaurora.org>
Signed-off-by: Vijayanand Jitta <vjitta@codeaurora.org>
Signed-off-by: Qingqing Zhou <qqzhou@codeaurora.org>
---
 arch/arm/mm/mmu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 1f2c17143f2e..5c3ab53fb8e2 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -1669,6 +1669,8 @@ static void __init remap_pages(void)
 		bool fixup = false;
 		unsigned long saved_start = addr;
 
+		if (phys_start > arm_lowmem_limit)
+			break;
 		if (phys_end > arm_lowmem_limit)
 			end = (unsigned long)__va(arm_lowmem_limit);
 		if (phys_start >= phys_end)