Allow mdev drivers to directly create the vfio_device (v4)

[Alex Williamson]

On Tue, 22 Jun 2021 21:05:50 -0300
Jason Gunthorpe <jgg at nvidia.com> wrote:

> On Thu, Jun 17, 2021 at 04:22:08PM +0200, Christoph Hellwig wrote:
> > This is my alternative take on this series from Jason:
> > 
> > https://lore.kernel.org/dri-devel/87czsszi9i.fsf@redhat.com/T/
> > 
> > The mdev/vfio parts are exactly the same, but this solves the driver core
> > changes for the direct probing without the in/out flag that Greg hated,
> > which cause a little more work, but probably make the result better.  
> 
> I did some testing and it looks good, thanks
> 
> I see Alex has this in hch-mdev-direct-v4 in linux-next now, so
> expecting this to be in the next merge window?

Yeah, sorry I didn't send out an "applied" note, end of the day
yesterday and forgot today.  My bad.  I expect this to go into v5.14
given the acks and Greg's deferral for the driver-core changes to go
through the vfio tree.  Speak now, or... Thanks,

Alex