Re: [Qemu-devel] [PATCH 00/33] virtio 1.0 patch series rebased

[Michael S. Tsirkin]

On Thu, Jun 11, 2015 at 10:26:12AM +0200, Gerd Hoffmann wrote:
>   Hi,
> 
> > Here's an incomplete todo for spec compliance: note that it does not
> > have to block this patchset:
> >     - complete other devices besides net, balloon
> >             need to disable a bunch of features
> >             that 1.0 has deprecated
> 
> So, what is the plan here?
> 
> For legacy devices we keep the features, for backward compatibility
> reasons.
> 
> For modern devices we drop the deprecated features.
> 
> What about transitional?  Drop them too?

Yes.

> Implementation-wise we probably want a mask in VirtIODevice ...

Exactly.

> cheers,
>   Gerd
>