Fresh current (r269328) amd64: high load average while idle, slow keyboard reaction

Adrian Chadd adrian at
Fri Aug 1 18:59:18 UTC 2014

Can you file a pr with this patch?

That way we don't lose track of it.



On 1 August 2014 11:48, Jan Kokemüller <jan.kokemueller at> wrote:
> Hi,
>> Maybe this is a problem caused by a misdetected clock source? I've had
>> this problem as well.
> I've appended the patch I've been using to fix this problem on this Intel
> Core2Duo T6570 processor. There are some model IDs hardcoded in the TSC
> detection code that enable TSC even though it's not invariant here (no
> TSC_INVARIANT bit set on the CPU). There is some quirk code further down
> that disables TSC once again, but it only works for processors that have C3
> power states (the T6570 doesn't). I don't think any of this model checking
> code is necessary, but maybe I'm wrong.
> Cheers,
> Jan
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