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Subject: Re: [PATCH][RFC] P4/Xeon Thermal LVT support
To: macro@ds2.pg.gda.pl (Maciej W. Rozycki)
Date: Wed, 27 Mar 2002 18:16:16 +0000 (GMT)
Cc: zwane@linux.realnet.co.sz (Zwane Mwaikambo), davej@suse.de (Dave Jones),
        linux-kernel@vger.kernel.org (Linux Kernel)
In-Reply-To: <Pine.GSO.3.96.1020327170918.8602K-100000@delta.ds2.pg.gda.pl> from "Maciej W. Rozycki" at Mar 27, 2002 05:15:07 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> > handler in fact only displays a warning, by which time the hardware is 
> > already handling the condition.
> 
>  How can't it be critical?  Your system is overheating.  It is about to
> fail -- depending on the configuration, it'll either crash or be shut down

Neither. It will drop to a much lower clock speed. You can set it to overheat
and blow up but thats a mostly undocumented mtrr 8) The default behaviour is
to throttle back hard

Alan
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