Virtualization - Oct 2023 - [PATCH V1 vfio 9/9] vfio/virtio: Introduce a vfio driver over virtio devices

> From: Michael S. Tsirkin <mst at redhat.com>
> Sent: Thursday, October 26, 2023 6:45 PM
> > Followed by an open coded driver check for 0x1000 to 0x103f range.
> > Do you mean windows driver expects specific subsystem vendor id of
0x1af4?
> 
> Look it up, it's open source.
Those are not OS inbox drivers anyway.
:)
The current vfio driver is following the virtio spec based on legacy spec, 1.x
spec following the transitional device sections.
There is no need to do something out of spec at this point.

On Thu, Oct 26, 2023 at 01:28:18PM +0000, Parav Pandit
wrote:
> 
> > From: Michael S. Tsirkin <mst at redhat.com>
> > Sent: Thursday, October 26, 2023 6:45 PM
> 
> > > Followed by an open coded driver check for 0x1000 to 0x103f
range.
> > > Do you mean windows driver expects specific subsystem vendor id
of 0x1af4?
> > 
> > Look it up, it's open source.
> 
> Those are not OS inbox drivers anyway.
> :)
Does not matter at all if guest has drivers installed.
Either you worry about legacy guests or not.

> The current vfio driver is following the virtio spec based on legacy spec,
1.x spec following the transitional device sections.
> There is no need to do something out of spec at this point.
legacy spec wasn't maintained properly, drivers diverged sometimes
significantly. what matters is installed base.

-- 
MST