06/09/2025 06:11, Stephen Hemminger:
> On Wed, 3 Sep 2025 17:17:58 +0200
> David Marchand <[email protected]> wrote:
>
> > Import VFIO header (from v6.16) to be included in many parts of DPDK.
> >
> > Signed-off-by: David Marchand <[email protected]>
> > ---
> > kernel/linux/uapi/linux/vfio.h | 1836 ++++++++++++++++++++++++++++++++
> > kernel/linux/uapi/version | 2 +-
> > 2 files changed, 1837 insertions(+), 1 deletion(-)
> > create mode 100644 kernel/linux/uapi/linux/vfio.h
>
> The linux kernel source tree has a well defined method for making exported
> uapi headers:
> make headers_install
>
> DPDK should not be inventing its own method for this.
>
> If you use this on current released kernel (6.16) you will get slightly
> different file.
> The point of having DPDK vfio.h was to workaround case where distro was too
> old;
> not to be different.
The diff below is because of a different (but compatible) version.
I don't see the point about the method.
[...]
> struct vfio_device_bind_iommufd {
> __u32 argsz;
> __u32 flags;
> +#define VFIO_DEVICE_BIND_FLAG_TOKEN (1 << 0)
> __s32 iommufd;
> __u32 out_devid;
> + __aligned_u64 token_uuid_ptr;
> };
