Re: [Qemu-devel] [RFC PATCH v2 0/3] Virtio-refactoring.

[Konrad Frederic <fred.konrad@greensocs.com>]

On 23/11/2012 13:38, Stefan Hajnoczi wrote:
> On Thu, Nov 22, 2012 at 03:50:49PM +0100, fred.konrad@greensocs.com wrote:
>> From: KONRAD Frederic<fred.konrad@greensocs.com>
>> I made the changes you suggest in the last RFC.
>>
>> There are still two issues with the command line :
>>
>>      * When I use ./qemu* -device virtio-blk -device virtio-pci
>>        It is said that no virtio-bus are present.
>>      * The virtio-blk is plugged in the last created virtio-bus if no "bus="
>>        option is present. It's an issue as we can only plug one virtio-device.
>>
>> The first problem is a more general issue as it is the case for the SCSI bus and
>> can be fixed later.
> Thanks for sharing virtio refactoring progress.
>
> I think the challenge will be truly converting existing code over to the
> new approach.  This RFC series adds a new layer on top of the existing
> code but doesn't actually replace it.
>
> Would be interesting to see the complete picture, even if you need to
> leave some TODOs in the middle when sending RFC patches.
>
> Stefan
Yes, sure.

So the next would be :
     * use QOM interface in place of VirtioBusInfo ?
     * refactor the VirtIODevice to remove VirtIOBinding ?

I though modifying the less I can the VirtIODevice as it could break all 
the s390 devices.

Fred