Re: High cpu temperature with 2.6.32, bisection shows commit 69d258 (fwd)

[Robert Hancock]

On 01/09/2010 08:07 PM, Ray Lee wrote:
> On Sat, Jan 9, 2010 at 4:42 PM, Arjan van de Ven<arjan@xxxxxxxxxxxxx>  wrote:
> > basically it appears that your machine, when the kernel asks for C2,
> > exits C2 immediately again.
> >
> > The old algorithm somehow caught this and stopped asking for C2 most of
> > the time; the new algorithm doesn't see any activity and asks for C2
> > again.
>
> This change of behavior will certainly bite more users out there. Is
> there any way we can detect the systems that aren't honoring the C2
> request and limit back to C1?

That seems like it would be a better approach, rather than adding to a 
DMI list which is almost certainly incomplete.. We've got too many DMI 
special cases in the kernel already.
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