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Re: [et-mgmt-tools] virtinst: acpi/apic == FALSE for Windows XP



On Tue, Jul 07, 2009 at 09:53:45AM +0200, Chris Lalancette wrote:
> Pasi Kärkkäinen wrote:
> > On Sun, Jul 05, 2009 at 04:50:59PM -0400, Cole Robinson wrote:
> >> On 07/05/2009 08:27 AM, Guido Günther wrote:
> >>> On Sat, Jul 04, 2009 at 06:09:01PM +0200, Guido Günther wrote:
> >>>> Hi,
> >>>> virtinst has:
> >>>>
> >>>> "winxp":{ "label": "Microsoft Windows XP (x86)",
> >>>>                   "acpi": False, "apic": False },
> >>>>
> >>>> I couldn't find any reason for this in the hg logs and
> >>>>   http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=512439
> >>> The correct URL is:
> >>>   http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=533201
> >>> Cheers,
> >>>  -- Guido
> >>>
> >> AFAIK this was done because windows installs on xen used to choke if ACPI was
> >> enabled. There is an old wiki page corroborating that here, no idea if it is
> >> still relevant, or if there were other issues at play:
> >>
> >> http://wiki.xensource.com/xenwiki/XenWindowsACPI
> >>
> > 
> > I think that's obsolete and nowadays ACPI (and APIC) should be enabled for
> > Xen Windows guests.
> > 
> > Please correct me if I'm wrong.
> 
> You are probably correct, although testing (especially on things like RHEL-5
> Xen) is in order before making the change for Xen as well.
> 

I actually asked about this on xen-devel, and Keir Fraser replied that ACPI
with Windows has been working properly at least since Xen 3.1.0 days.

I updated that XenWindowsACPI wiki page aswell.

-- Pasi


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