Re: [Qemu-devel] [PATCH RFC] accel: default to an actually available accelerator

[Cornelia Huck]

On Mon, 11 Sep 2017 13:48:46 +0200
Paolo Bonzini <address@hidden> wrote:

> On 06/09/2017 16:35, Peter Maydell wrote:
> >>>      accel = qemu_opt_get(qemu_get_machine_opts(), "accel");
> >>>      if (accel == NULL) {
> >>> -        /* Use the default "accelerator", tcg */
> >>> -        accel = "tcg";
> >>> +        accel = default_accelerator();  
> >> It actually may be easier to just switch the default to
> >> "tcg:kvm:xen:hax". Haven't tested that, though.  
> > Does it make sense to include Xen in the default list?
> > I don't know much about Xen but I was under the impression
> > that it's a special purpose thing that you can only use
> > as part of a Xen setup, whereas tcg, kvm, hax are all
> > more-or-less interchangeable ways to run a VM under a
> > Linux/etc host. Do I have the wrong end of the Xen stick?  
> 
> Yes, that is correct (in fact, -xen-domid is required too).

OK, so we should use "tcg:kvm:hax"?

(Not sure how useful the hax statement is, I'm not familiar with that
one.)