Re: [Intel-gfx] [PATCH v5 01/10] vfio-iommufd: Create iommufd_access for noiommu devices

Jason Gunthorpe
2023-05-17T18:20:58Z

On Wed, May 17, 2023 at 11:26:09AM -0600, Alex Williamson wrote:

> It's not clear to me why we need a separate iommufd_access for
> noiommu.

The point was to allocate an ID for the device so we can use that ID
with the other interfaces in all cases.

Otherwise it is a too weird special case that is probably going to
keep causing trouble down the road...

Jason