Re: [4/5] 2.6.21-rc4: known regressions (v2)

Michael S. Tsirkin
2007-03-25T10:15:09Z

> Quoting Thomas Gleixner <tglx@linutronix.de>:
> Subject: Re: [4/5] 2.6.21-rc4: known regressions (v2)
>
> On Sun, 2007-03-25 at 10:57 +0200, Michael S. Tsirkin wrote:
> > > Can you please test the following:
> > >
> > > Add "clocksource=acpi_pm" to the kernel commandline.
> > >
> > > If this does not change anything, then disable CONFIG_HPET and retry.
> >
> > I have:
> > $ grep CONFIG_HPET .config
> > CONFIG_HPET_TIMER=y
> > CONFIG_HPET_EMULATE_RTC=y
> > # CONFIG_HPET is not set
> >
> > so I think all these tests were done with CONFIG_HPET=n.
>
> Gack. Please turn off CONFIG_HPET_TIMER and CONFIG_HPET_EMULATE_RTC

Okay ... although they are in defconfig for i386, and they did not create
problems in 2.6.20.

> > Given this, does it still make sense to test clocksource=acpi_pm?
>
> Yes.

With or without CONFIG_HPET_TIMER?

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MST