From 02a7b425e82cd0052e5eaedbae81a522c6aae6c4 Mon Sep 17 00:00:00 2001
From: "H. Peter Anvin" <hpa@zytor.com>
Date: Wed, 30 Jan 2008 13:33:02 +0100
Subject: [PATCH] x86 setup: use X86_CR0_PE macro instead of hard-coded
 constant

To set CR0.PE, use the X86_CR0_PE macro defined in
<asm/processor-flags.h> instead of hardcoding it as a constant (1).

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 arch/x86/boot/pmjump.S | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/x86/boot/pmjump.S b/arch/x86/boot/pmjump.S
index f7153d0d476..f5402d51f7c 100644
--- a/arch/x86/boot/pmjump.S
+++ b/arch/x86/boot/pmjump.S
@@ -15,6 +15,7 @@
  */
 
 #include <asm/boot.h>
+#include <asm/processor-flags.h>
 #include <asm/segment.h>
 
 	.text
@@ -39,7 +40,7 @@ protected_mode_jump:
 	movw	$__BOOT_TSS, %di
 
 	movl	%cr0, %edx
-	orb	$1, %dl			# Protected mode (PE) bit
+	orb	$X86_CR0_PE, %dl	# Protected mode
 	movl	%edx, %cr0
 	jmp	1f			# Short jump to serialize on 386/486
 1:
-- 
2.11.4.GIT