Messages in this thread | | | Subject | Re: [PATCH] a patch to fix the cpu-offline-online problem caused by pm_idle | From | Peter Zijlstra <> | Date | Mon, 31 Jan 2011 15:17:47 +0100 |
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On Mon, 2011-01-31 at 09:10 -0500, Luming Yu wrote: > > My understanding is if the heart of the problem is triggered by some > hardware defects. > And we could have no other clean option than a solution I proposed > here.
Well, a cleaner option is to limit NHM-EX hardware to C1 and simply dis-allow anything deeper on it.
> Yes, I agree before say yes to a "workaround", we need to understand > exactly what those side effects are. I will try to do research on all > side effects caused by the ipi and c3 latency to tickless and highres > kernel after one week vacation starting from Feb 1st. > OK, great! and enjoy your time away from the computer ;-)
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