From: Dave Jones <davej@redhat.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: mingo@elte.hu, Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: excessive MSR print out during boot.
Date: Thu, 22 Mar 2012 23:52:56 -0400 [thread overview]
Message-ID: <20120323035256.GA12180@redhat.com> (raw)
In-Reply-To: <CAE9FiQVJo_Oik-EThFyLVu15ULOKRVzr7HtM03KxXz0D3_gpBQ@mail.gmail.com>
On Thu, Mar 22, 2012 at 07:16:24PM -0700, Yinghai Lu wrote:
> On Thu, Mar 22, 2012 at 7:00 PM, Dave Jones <davej@redhat.com> 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)
Looks like that did the trick, thanks!
Tested-by: Dave Jones <davej@redhat.com>
Dave
prev parent reply other threads:[~2012-03-23 3:53 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-23 2:00 excessive MSR print out during boot Dave Jones
2012-03-23 2:16 ` Yinghai Lu
2012-03-23 3:52 ` Dave Jones [this message]
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