From: Yinghai Lu <yhlu.kernel@gmail.com>
Date: Wed, 9 Jul 2008 10:01:14 +0000 (-0700)
Subject: x86: make e820_end return max ram type only for 32 bit
X-Git-Tag: v3.12-rc1~20095^2~50
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c22d4c1885130db9c07f6441ab461208a1ba16b2;p=kernel%2Fkernel-generic.git

x86: make e820_end return max ram type only for 32 bit

to avoid warning from find_low_pfn_range for high pages size etc

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 2e08619..292ebc7 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -1066,6 +1066,11 @@ unsigned long __init e820_end(void)
 		struct e820entry *ei = &e820.map[i];
 		unsigned long end_pfn;
 
+#ifdef CONFIG_X86_32
+		if (ei->type != E820_RAM)
+			continue;
+#endif
+
 		end_pfn = (ei->addr + ei->size) >> PAGE_SHIFT;
 		if (end_pfn > last_pfn)
 			last_pfn = end_pfn;