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Message-ID: <1f1b08da0904290945j79e1b578ye415fe4ced259b15@mail.gmail.com> Date: Wed, 29 Apr 2009 09:45:40 -0700 From: john stultz <johnstul@...ibm.com> To: David Fries <david@...es.net> Cc: Ingo Molnar <mingo@...e.hu>, linux-kernel <linux-kernel@...r.kernel.org> Subject: Re: TSC marked unstable on suspend and resume On Fri, Feb 20, 2009 at 7:39 PM, David Fries <david@...es.net> wrote: > I'm getting TSC marked as unsable on hibernate to disk with > 2.6.29-rc3. The last kernel I ran 2.6.24.4 ran 300+ days without a > problem and does not loose TSC on hibernate. > > I'm hibernating with `echo disk > /sys/power/state`. > These look like the relavant messages, > > CPU 0 irqstacks, hard=c0379000 soft=c0378000 > PID hash table entries: 1024 (order: 10, 4096 bytes) > Fast TSC calibration using PIT > Detected 300.705 MHz processor. > Calibrating delay loop (skipped), value calculated using timer frequency.. 601.41 BogoMIPS (lpj=300705) > hibernate to disk, > Restarting tasks ... done. > Clocksource tsc unstable (delta = 499883531 ns) Hmm. Seems like the clocksource watchdog is having some problem handling state around hibernate. Out of curiousity: Does suspend-to-ram also trigger this? Can you send me a full dmesg log? thanks -john -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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