Il sab 28 dic 2019, 10:24 Xiaoyao Li <xiaoyao...@intel.com> ha scritto:
> BTW, it seems that this patch makes kernel_irqchip default on to
> workaround the
> bug.
> However, when explicitly configuring kernel_irqchip=off, guest still fails
> booting due to "KVM: failed to send PV IPI: -95" with a latest upstream
> kernel
> ubuntu guest. Any idea about this?
>
We need to clear the PV IPI feature for userspace irqchip. Are you using
-cpu host by chance?
Paolo
> > Paolo
> > > }
> > >
> > > static void kvm_accel_class_init(ObjectClass *oc, void *data)
> > > diff --git a/include/hw/boards.h b/include/hw/boards.h
> > > index 61f8bb8e5a42..fb1b43d5b972 100644
> > > --- a/include/hw/boards.h
> > > +++ b/include/hw/boards.h
> > > @@ -271,9 +271,6 @@ struct MachineState {
> > >
> > > /*< public >*/
> > >
> > > - bool kernel_irqchip_allowed;
> > > - bool kernel_irqchip_required;
> > > - bool kernel_irqchip_split;
> > > char *dtb;
> > > char *dumpdtb;
> > > int phandle_start;
>
>
