[libvirt] [Qemu-devel] [RFC PATCH 0/2] ARM: add QMP command to query GIC version
Daniel P. Berrange
berrange at redhat.com
Tue Feb 16 12:15:32 UTC 2016
On Tue, Feb 16, 2016 at 01:05:45PM +0100, Andrea Bolognani wrote:
> On Tue, 2016-02-16 at 10:15 +0000, Daniel P. Berrange wrote:
> > > Back to GIV. Recognized values of gic-version are fixed at compile
> > > time: 2, 3, host. Once again, QOM does things in code rather than data:
> > > the set of values is defined in the setter function
> > > virt_set_gic_version().
> > >
> > > Some values are accepted only together with other configuration: 3
> > > requires accel=kvm (for now), host requires -cpu host. Static
> > > introspection can't show such constraints.
> > >
> > > Would the proposed query-gic-capability show them? How?
> > Also bear in mind that libvirt probes capabilities using '-m none' so
> > you're not going to have any 'virt' machine type instantiated when
> > probing is done.
> The idea is to add this information to domain capabilities, which
> already have virtualization type, architecture and machine type as
Regardless of the way it is exposed in libvirt API, when libvirt probes
for capabilities it will *always* use '-m none'.
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