> From: Jason Gunthorpe <jgg@xxxxxxxxxx> > Sent: Thursday, May 18, 2023 2:21 AM > > 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. I guess Alex's question is why adding a new pointer named noiommu_access while there is already the iommufd_access pointer named iommufd_access. Maybe we shall reuse the iommufd_access pointer? Regards, Yi Liu