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* Andi Kleen <andi@firstfloor.org> wrote: > > at least the current out-of-idle code already does what amounts to a > > PM-timer read when exiting from C2 or C3 mode. The > > C2/C3 are already slow. I more worry about C1. C2/C3 are only slow in older CPUs - and they are getting faster and faster. (also, newer systems do less of C1, due to increased energy awareness.) would be nice to measure the overhead/impact i suspect. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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