Re: [Qemu-devel] [PATCH] Introduce -accel command option.

[Anthony Liguori <anthony@codemonkey.ws>]

On 11/16/2010 10:10 AM, Anthony PERARD wrote:
> On Mon, 15 Nov 2010, Anthony Liguori wrote:
>
>    
>> On 11/15/2010 09:45 AM, anthony.perard@citrix.com wrote:
>>      
>>> From: Anthony PERARD<anthony.perard@citrix.com>
>>>
>>> This option gives the ability to switch one "accelerator" like kvm, xen
>>> or the default one tcg. We can specify more than one accelerator by
>>> separate them by a comma. QEMU will try each one and use the first whose
>>> works.
>>>
>>> So,
>>>
>>> -accel xen,kvm,tcg
>>>
>>> which would try Xen support first, then KVM and finaly tcg if none of
>>> the other works.
>>>
>>>        
>> Should use QemuOpts instead of parsing by hand.
>>      
> Ok for that.
>
>    
>> I'd rather it be
>> presented as a -machine option too with accel=xen:kvm:tcg to specify order.
>>      
> This is not clear to me, did you mean that you prefer to have both
> "-accel accels" and "-machine accel=accels" options?
>    

Just -machine accel=accels.

Part of my rational is that accelerator is a machine property.  If you 
do -M xenpv it ought to imply -machine accel=xen.

Regards,

Anthony Liguori

> For the -machine options, I can put it in qemu-config.c and it will be
> saved.
>
> Regards,
>
>