From: Andi Kleen <ak@linux.intel.com>
To: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH -tip 3/3] x86, mce: Add mce=nopoll option to disable timer polling
Date: Tue, 31 Mar 2009 10:16:09 +0200 [thread overview]
Message-ID: <49D1D149.3040505@linux.intel.com> (raw)
In-Reply-To: <49D1C70D.3070509@jp.fujitsu.com>
Hidetoshi Seto wrote:
> Andi Kleen wrote:
>>> How to prevent banks from clearing?
>> Firmware first typically means the firmware gets it one way or another
>> using SMI and that tends to work even when the OS clears because
>> SMI comes first. So stopping the clearing is probably not needed?
>
> SMI is not only way for firmware.
> IIRC, I heard there are some server doing poll from service processor on
> BMC (Board Management Controller).
> I could be wrong, but always there could be a special case.
I see. In this case you likely want to shut off boot logging too
(mce=nobootlog)
-Andi
next prev parent reply other threads:[~2009-03-31 8:16 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-26 8:39 [PATCH -tip 3/3] x86, mce: Add mce=nopoll option to disable timer polling Hidetoshi Seto
2009-03-26 9:01 ` Andi Kleen
2009-03-27 9:49 ` Hidetoshi Seto
2009-03-27 11:44 ` Andi Kleen
2009-03-30 9:07 ` Hidetoshi Seto
2009-03-30 9:31 ` Andi Kleen
2009-03-31 7:32 ` Hidetoshi Seto
2009-03-31 8:16 ` Andi Kleen [this message]
2009-03-28 21:29 ` [tip:x86/mce2] " Hidetoshi Seto
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