Re: [PATCH vfio 10/11] vfio/virtio: Expose admin commands over virtio device

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On Tue, Oct 10, 2023 at 12:59:37PM -0300, Jason Gunthorpe wrote:
> On Tue, Oct 10, 2023 at 11:14:56AM -0400, Michael S. Tsirkin wrote:
> 
> > I suggest 3 but call it on the VF. commands will switch to PF
> > internally as needed. For example, intel might be interested in exposing
> > admin commands through a memory BAR of VF itself.
> 
> FWIW, we have been pushing back on such things in VFIO, so it will
> have to be very carefully security justified.
> 
> Probably since that is not standard it should just live in under some
> intel-only vfio driver behavior, not in virtio land.

Btw, what is that intel thing everyone is talking about?  And why
would the virtio core support vendor specific behavior like that?




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