From: Alexey Starikovskiy <astarikovskiy@suse.de>
Date: Thu, 27 Mar 2008 20:55:28 +0000 (+0300)
Subject: x86: don't call MP_processor_info for disabled cpu (64bit)
X-Git-Tag: v2.6.26-rc1~1154^2~86
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=8ccab29ca8c441ae00d878d2f0000275f430f8a5;p=linux-2.6-omap-h63xx.git

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>
---

diff --git a/arch/x86/kernel/mpparse_64.c b/arch/x86/kernel/mpparse_64.c
index 83a36eed081..3681b9d8f55 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;