Re: [Xen-devel] [PATCH 3/3] x86/xen: sync the CMOS RTC as well as the Xen wallclock

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 14.05.13 at 02:52, John Stultz <john.stultz@xxxxxxxxxx> wrote:
> Honestly, it seems a little strange to me. If you're running as dom0, 
> why does HYPERVISOR_dom0_op() not cause the hypervisor to set the cmos 
> its virtualizing? This seems to mess with the proper virtualization 
> layering.

Thy hypervisor tries to control as little system and peripheral devices
as possible, and the CMOS (including the clock) is among those not
controlled by it, but by Dom0.

Jan


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