From: Ingo Molnar <mingo@elte.hu>
Date: Wed, 8 Apr 2009 10:31:27 +0000 (+0200)
Subject: x86, mce: print number of MCE banks
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b659294b779565c60f5e12ef505328e2b974eb62;p=linux-beck.git

x86, mce: print number of MCE banks

The number of MCE banks supported by a CPU is a useful number to know,
so print it out during CPU initialization.

[ Impact: add printout ]

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index ba8dd41a10dc..49c74222359d 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -570,6 +570,8 @@ static int mce_cap_init(void)
 
 	rdmsrl(MSR_IA32_MCG_CAP, cap);
 	b = cap & 0xff;
+	printk(KERN_INFO "mce: CPU supports %d MCE banks\n", b);
+
 	if (b > MAX_NR_BANKS) {
 		printk(KERN_WARNING
 		       "MCE: Using only %u machine check banks out of %u\n",
@@ -1287,6 +1289,7 @@ void mcheck_init(struct cpuinfo_x86 *c)
 	default:
 		break;
 	}
+	printk(KERN_INFO "mce: CPU supports %d MCE banks\n", nr_mce_banks);
 }
 
 static int __init mcheck_disable(char *str)