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SubjectRe: PROBLEM: Suspend corrupts bios clock since 2.6.21
Date
On Sunday, 26 August 2007 21:38, Robert Hancock wrote:
> Andreas Steffan wrote:
> > Hallo everybody,
> >
> > I am running fedora core 7 on my Dell latitude D810 notebook (BIOS
> > rev A05).
> >
> > Since 2.6.21 I found that suspending (to disk and to ram) corrupts
> > the bios clock most of the time (not always). The corruption is
> > happening during suspend. When I enter the system bios right after
> > I switch the system back on, I find the bios clock is set to a time
> > far in the future (many years). I guess that problem is related to
> > the clock changes that where introduced with 2.6.21.
> >
> > Please let me know if you want me to provide further information to
> > get this problem fixed.
> >
> > If there is a known quirk to work around this problem, I would
> > really appreciate a hint.
> >
> > PS: I have not yet tried 2.6.22.4-65.fc7, but the latest 2.6.22 kernel
> > before showed the same behaviour for me.
>
> Please check if PM_TRACE is enabled in your kernel configuration. It
> will do this intentionally.

Yes, but only if you have "1" in /sys/power/pm_trace ...

Greetings,
Rafael
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