Re: [RFC] (How to) Let idle CPUs sleep

[Arjan van de Ven]

> But it has to be *really* lightweight because these transistion can
> happen a lot (consider a CPU that very often goes to sleep for a short time)

lightweight is good of course. But even if it's medium weight.. it just
means you need to be REALLY idle (eg for longer time) for it to trigger.
I guess we need some sort of per arch "idleness threshhold" for this.


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