Re: 2.6.22 regression: thermal trip points

From: Andi Kleen
Date: Thu Aug 02 2007 - 14:38:43 EST


On Thu, Aug 02, 2007 at 03:57:54PM +0000, Pavel Machek wrote:
> On Thu 2007-08-02 15:16:22, Andi Kleen wrote:
> > On Thu, Aug 02, 2007 at 02:04:42PM +0100, Alan Cox wrote:
> > > > > Set a taint flag,
> > > > That's hardly any useful if the machine is dead afterwards.
> > >
> > > It won't be the hardware will do a failsafe shutdown first.
> >
> > Not necessarily. At SUSE we had at least one broken laptop
> > with wrong trip points. The machine ran very hot for some time
> > and afterwards the hard disk was dead.
>
> Yes, but it was original BIOS trip points that were wrong. And yes,
> its failsafe shutdown was too late. At least lowering the trip points
> would allow me to run it safely.

I have no problem with lowering them (in fact I proposed this
to Thomas as a possible solution at some point). Just rising
is a bad idea.

-Andi
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