simplify the mdev interface v8

[Alex Williamson]

On Fri, 23 Sep 2022 11:26:38 +0200
Christoph Hellwig <hch at lst.de> wrote:

> Hi all,
> 
> this series significantly simplifies the mdev driver interface by
> following the patterns for device model interaction used elsewhere in
> the kernel.
> 
> Changes since v7:
>  - rebased to the latests vfio/next branch
>  - move the mdev.h include from cio.h to vfio_ccw_private.h
>  - don't free the parent in mdev_type_release
>  - set the pretty_name for vfio_ap
>  - fix the available_instances check in mdev_device_create

Thanks for your persistence, I think all threads are resolved at this
point.  Applied to vfio next branch for v6.1.  Thanks,

Alex