Re: cpufreq longhaul locks up

From: john stultz
Date: Fri May 04 2007 - 16:37:54 EST


On Fri, 2007-05-04 at 12:16 +0200, Jan Engelhardt wrote:
> Hi,
>
>
> I found that setting the cpufreq governor to ondemand making the box
> lock up solid in 2.6.20.2 and 2.6.21 after a few seconds. Sysrq
> does not work anymore, and the last messages are:
>
> May 3 19:16:58 cn kernel: longhaul: VIA C3 'Nehemiah C' [C5P] CPU
> detected. Powersaver supported.
> May 3 19:16:58 cn kernel: longhaul: Using northbridge support.
> May 3 19:17:22 cn kernel: Time: acpi_pm clocksource has been installed.
> May 3 19:17:22 cn kernel: Clocksource tsc unstable (delta = -136422685
> ns)

What happens if you boot wihtout the ondemand governor but w/ clocksource=acpi_pm ?


thanks
-john


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