Re: 2.6.18-rc4 (and earlier): CMOS clock corruption during suspend to disk on i386

From: Rafael J. Wysocki
Date: Sat Aug 12 2006 - 15:10:21 EST


On Saturday 12 August 2006 21:08, Jesse Brandeburg wrote:
> On 8/10/06, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
> > > > > > CONFIG_PM_TRACE=y will scrog your CMOS clock each time you suspend.
> > > > >
> > > > > Oh dear. Of course it's set in my .config. Thanks a lot for this hint. :-)
> > > > >
> > > > > BTW, it's a dangerous setting, because some drivers get mad if the time after
> > > > > the resume appears to be earlier than the time before the suspend. Also the
> > > > > timer .suspend/.resume routines aren't prepared for that.
> > > >
> > > > Its config option should just go away. People comfortable using *that*
> > > > should just edit some header file. Rafael, could you do patch doing
> > > > something like that?
>
> I've seen this problem too, thought it was only mm.
> Should the problem go away if I disable CONFIG_PM_TRACE?

Yes.
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