Messages in this thread | | | Date | Wed, 25 Aug 2010 13:02:18 +0200 | From | Robert Richter <> | Subject | Re: [PATCH -v3] perf, x86: try to handle unknown nmis with running perfctrs |
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On 25.08.10 06:41:30, Ingo Molnar wrote:
> > > > > Uhhuh. NMI received for unknown reason 00 on CPU 9. > > > > > Do you have a strange power saving mode enabled? > > > > > Dazed and confused, but trying to continue > > Before the two patches i did not get these messages at all, on any of > the systems.
Yes, because all were eaten by NOTIFY_STOP, and that's why we also lose NMIs from other sources, like the nmi button. The patches try to fix this.
-Robert
-- Advanced Micro Devices, Inc. Operating System Research Center
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