linux-kernel - Re: [PATCH 32/34] vfio/mdev: Remove mdev_parent

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Date:   Wed, 13 Apr 2022 02:21:59 +0530
From:   Kirti Wankhede <kwankhede@...dia.com>
To:     Christoph Hellwig <hch@....de>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Zhenyu Wang <zhenyuw@...ux.intel.com>,
        Zhi Wang <zhi.a.wang@...el.com>
Cc:     Jason Gunthorpe <jgg@...dia.com>, intel-gfx@...ts.freedesktop.org,
        intel-gvt-dev@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 32/34] vfio/mdev: Remove mdev_parent_ops



On 4/11/2022 7:44 PM, Christoph Hellwig wrote:
> From: Jason Gunthorpe <jgg@...dia.com>
> 
> The last useful member in this struct is the supported_type_groups, move
> it to the mdev_driver and delete mdev_parent_ops.
> 
> Replace it with mdev_driver as an argument to mdev_register_device()
> 
> Signed-off-by: Jason Gunthorpe <jgg@...dia.com>
> Signed-off-by: Christoph Hellwig <hch@....de>
> ---
>   .../driver-api/vfio-mediated-device.rst       | 24 ++++--------------
>   drivers/gpu/drm/i915/gvt/kvmgt.c              |  7 +-----
>   drivers/s390/cio/vfio_ccw_ops.c               |  7 +-----
>   drivers/s390/crypto/vfio_ap_ops.c             |  9 ++-----
>   drivers/vfio/mdev/mdev_core.c                 | 13 ++++------
>   drivers/vfio/mdev/mdev_private.h              |  2 +-
>   drivers/vfio/mdev/mdev_sysfs.c                |  6 ++---
>   include/linux/mdev.h                          | 25 +++----------------
>   samples/vfio-mdev/mbochs.c                    |  9 ++-----
>   samples/vfio-mdev/mdpy.c                      |  9 ++-----
>   samples/vfio-mdev/mtty.c                      |  9 ++-----
>   11 files changed, 28 insertions(+), 92 deletions(-)
> 

Reviewed-by: Kirti Wankhede <kwankhede@...dia.com>