Re: excessive MSR print out during boot.
From: Yinghai Lu
Date: Thu Mar 22 2012 - 22:16:27 EST
On Thu, Mar 22, 2012 at 7:00 PM, Dave Jones <davej@xxxxxxxxxx> wrote:
> During bootup, I now have 162 messages like this..
>
> [ 0.227346] MSR0000001b: 00000000fee00900
> [ 0.227465] MSR00000021: 0000000000000001
> [ 0.227584] MSR0000002a: 00000000c1c81400
>
> commit 21c3fcf3e39353d4f21d50e257cc74f3204b1988 looks suspect.
> It claims that it will only print these out if show_msr= is passed,
> but that doesn't seem to be the case.
sorry abut that.
please check attached patch.
Thanks
Yinghai
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index ade9c79..b240323 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -998,7 +998,7 @@ void __cpuinit print_cpu_info(struct cpuinfo_x86 *c)
else
printk(KERN_CONT "\n");
- __print_cpu_msr();
+ print_cpu_msr(c);
}
void __cpuinit print_cpu_msr(struct cpuinfo_x86 *c)