From 8ccab29ca8c441ae00d878d2f0000275f430f8a5 Mon Sep 17 00:00:00 2001
From: Alexey Starikovskiy <astarikovskiy@suse.de>
Date: Thu, 27 Mar 2008 23:55:28 +0300
Subject: [PATCH] x86: don't call MP_processor_info for disabled cpu (64bit)

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 arch/x86/kernel/mpparse_64.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/x86/kernel/mpparse_64.c b/arch/x86/kernel/mpparse_64.c
index 83a36eed081b..3681b9d8f557 100644
--- a/arch/x86/kernel/mpparse_64.c
+++ b/arch/x86/kernel/mpparse_64.c
@@ -678,6 +678,10 @@ void __cpuinit mp_register_lapic(u8 id, u8 enabled)
 	struct mpc_config_processor processor;
 	int boot_cpu = 0;
 
+	if (!enabled) {
+		++disabled_cpus;
+		return;
+	}
 	if (id == boot_cpu_physical_apicid)
 		boot_cpu = 1;
 
-- 
2.30.2