On Thu, Jun 02, 2016 at 18:31:04 +0200, Igor Mammedov wrote:
> On Thu, 2 Jun 2016 17:05:06 +0200
> Peter Krempa <pkrempa@xxxxxxxxxx> wrote:
> > On Thu, Jun 02, 2016 at 11:53:22 -0300, Eduardo Habkost wrote:
> > > On Thu, Jun 02, 2016 at 02:22:22PM +0200, Igor Mammedov wrote:
[...]
> > I couldn't find anything regarding xlevel (so we might actually not
> > support it at all), but we indeed do limit the hv_spinlock count:
> >
> >
> > if (def->hyperv_spinlocks < 0xFFF) {
> > virReportError(VIR_ERR_XML_ERROR, "%s",
> > _("HyperV spinlock retry count must be "
> > "at least 4095"));
> > goto error;
> > }
> >
> > Peter
> Peter,
> Does libvirt still uses -cpu xxx,+feat1,-feat2 syntax
> or canonical property syntax there feat1=on,feat2=off
We use the legacy one:
-cpu core2duo,+ds,+acpi,+ht,+tm,+ds_cpl, ...
and
-cpu 'qemu32,hv_relaxed,hv_vapic, ...
for the hyperv features.
We probably can switch to the new one if there's a reasonable way how to
detect that qemu is supporting the new one.
Peter
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