On Mon, Jul 14, 2025 at 09:12:52AM -0600, Alex Williamson wrote: > On Mon, 14 Jul 2025 11:29:04 -0300 > Jason Gunthorpe <j...@nvidia.com> wrote: > > > On Mon, Jul 14, 2025 at 09:12:30PM +0800, Yi Liu wrote: > > > On 2025/7/10 23:30, Jason Gunthorpe wrote: > > > > This was missed during the initial implementation. The VFIO PCI encodes > > > > the vf_token inside the device name when opening the device from the > > > > group > > > > FD, something like: > > > > > > > > "0000:04:10.0 vf_token=bd8d9d2b-5a5f-4f5a-a211-f591514ba1f3" > > > > > > > > This is used to control access to a VF unless there is co-ordination > > > > with > > > > the owner of the PF. > > > > > > > > Since we no longer have a device name, pass the token directly through > > > > VFIO_DEVICE_BIND_IOMMUFD using an optional field indicated by > > > > VFIO_DEVICE_BIND_TOKEN. > > > > > > two nits though I think the code is clear enough :) > > > > > > s/Since we no longer have a device name/Since we no longer have a device > > > name in the device cdev path/ > > > > > > s/VFIO_DEVICE_BIND_TOKEN/VFIO_DEVICE_BIND_FLAG_TOKEN/ > > > > Alex, can you fix this when applying the v3 version? > > Hmm, where's this v3 version? Did you already send a version with > Shameer's fix (s/bind.argsz/user_size)? Lore can't find it. Thanks,
Hmm! I seems I prepared it and then got called away before I pressed send. :\ Jason
