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

[Paolo Bonzini]

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).

Paolo