Re: [Xen-users] kernel 4.4: rtc_cmos stopped working in dom0

[Sven KÃhler <sven.koehler@xxxxxxxxx>]

I'm not sure, why you mention domU errors. I'm talking about dom0, 
which, unlike a domU, should have access to the actual CMOS hardware clock.
Am 10.02.2016 um 12:11 schrieb Jerome LE GALLIC:
>   hi,
> I have the same problem on domu kernel 3.16.0.4-amd64 or kernel 4.3.0-1-amd64 
> with error
>
> platform rtc_cmos: registered platform RTC device (no PNP device found)
> [ 1.415493] rtc_cmos rtc_cmos: rtc core: registered rtc_cmos as rtc0
> [ 1.415577] rtc_cmos: probe of rtc_cmos failed with error -38
> [ 1.416475] rtc_hctosys: unable to open rtc device (rtc0)
>
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> > Message du 02/02/16 01:06
> > De : "Sven KÃhler"
> > A : xen-users@xxxxxxxxxxxxxxxxxxx
> > Copie à :
> > Objet : Re: [Xen-users] kernel 4.4: rtc_cmos stopped working in dom0
> >
> > Any clue what's going on? rtc_cmos works fine with previous kernels on
> > the same hardware.
> >
> > Am 24.01.2016 um 00:09 schrieb Sven KÃhler:
> > > Hi,
> > >
> > > since I upgraded by test machine's kernel to 4.4, rtc_cmos won't work
> > > anymore. In consequence, hwclock --show terminates with an error. In
> > > dmesg, I see the following error message:
> > >
> > > rtc_cmos: probe of rtc_cmos failed with error -22
> > >
> > >
> > > Is dom0 not supposed to control the CMOS clock?
> > >
> > >
> > > Regards,
> > > Sven
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxx
> > http://lists.xen.org/xen-users
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