Re: idle Athlon with IOAPIC is 10C warmer since 2.6.3-bk1

[Prakash K. Cheemplavam]

Len Brown wrote:
> On Fri, 2004-03-19 at 14:22, Prakash K. Cheemplavam wrote:
>
>
> > Hmm, I just did a cat /proc/acpi/processor/CPU0/power:
> > active state:            C1
> > default state:           C1
> > bus master activity:     00000000
> > states:
> >    *C1:                  promotion[--] demotion[--] latency[000] 
> > usage[00000000]
> >     C2:                  <not supported>
> >     C3:                  <not supported>
> >
> > I am currently NOT using APIC mode (nforce2, as well) and using vanilla 
> > 2.6.4. It seems C1 halt state isn't used, which exlains why I am having 
[snip]
> Actually I think it is that we don't _count_ C1 usage.

Hmm, OK, then I am really puzzled what specifically about mm sources 
make my idle temps hotter, as I still couldn't properly resolve it what 
is causing it. I thought ACPI, but no, using APM only does the same (apm 
only with vanilla is low temp though.)

Prakash
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