[PATCH v2 03/14] vfio: Introduce a vfio_uninit_group_dev() API call

[Cornelia Huck]

On Tue, Jul 20 2021, Jason Gunthorpe <jgg at nvidia.com> wrote:

> From: Max Gurtovoy <mgurtovoy at nvidia.com>
>
> This pairs with vfio_init_group_dev() and allows undoing any state that is
> stored in the vfio_device unrelated to registration. Add appropriately
> placed calls to all the drivers.
>
> The following patch will use this to add pre-registration state for the
> device set.
>
> Signed-off-by: Max Gurtovoy <mgurtovoy at nvidia.com>
> Signed-off-by: Jason Gunthorpe <jgg at nvidia.com>
> ---
>  Documentation/driver-api/vfio.rst            |  4 ++-
>  drivers/vfio/fsl-mc/vfio_fsl_mc.c            |  7 ++---
>  drivers/vfio/mdev/vfio_mdev.c                | 13 +++++++---
>  drivers/vfio/pci/vfio_pci.c                  |  6 +++--
>  drivers/vfio/platform/vfio_platform_common.c |  7 +++--
>  drivers/vfio/vfio.c                          |  5 ++++
>  include/linux/vfio.h                         |  1 +
>  samples/vfio-mdev/mbochs.c                   |  2 ++
>  samples/vfio-mdev/mdpy.c                     | 25 ++++++++++--------
>  samples/vfio-mdev/mtty.c                     | 27 ++++++++++++--------
>  10 files changed, 64 insertions(+), 33 deletions(-)

Reviewed-by: Cornelia Huck <cohuck at redhat.com>