Re: [RFC 0/7] vhost-vdpa: add support for iommufd

[Jason Wang]

Hi Cindy

On Wed, May 3, 2023 at 5:13 PM Cindy Lu <lulu@redhat.com> wrote:
>
> Hi All
> There is the RFC to support the IOMMUFD in vdpa device
> any comments are welcome
> Thanks
> Cindy

Please post the kernel patch as well as a reference.

Thanks

>
> Cindy Lu (7):
>   vhost: introduce new UAPI to support IOMMUFD
>   qapi: support iommufd in vdpa
>   virtio : add a ptr for vdpa_iommufd in VirtIODevice
>   net/vhost-vdpa: Add the check for iommufd
>   vhost-vdpa: Add the iommufd support in the map/unmap function
>   vhost-vdpa: init iommufd function in vhost_vdpa start
>   vhost-vdpa-iommufd: Add iommufd support for vdpa
>
>  hw/virtio/meson.build          |   2 +-
>  hw/virtio/vhost-vdpa-iommufd.c | 240 +++++++++++++++++++++++++++++++++
>  hw/virtio/vhost-vdpa.c         |  74 +++++++++-
>  include/hw/virtio/vhost-vdpa.h |  47 +++++++
>  include/hw/virtio/virtio.h     |   5 +
>  linux-headers/linux/vhost.h    |  72 ++++++++++
>  net/vhost-vdpa.c               |  31 +++--
>  qapi/net.json                  |   1 +
>  8 files changed, 451 insertions(+), 21 deletions(-)
>  create mode 100644 hw/virtio/vhost-vdpa-iommufd.c
>
> --
> 2.34.3
>