> From: Jason Gunthorpe <jgg@xxxxxxxxxx> > Sent: Friday, October 13, 2023 3:10 AM > > Also, we probably should feed enforce_cache_coherency through the > alloc_hwpt uapi and not try to autodetect it.. > In the past we had a long discussion about this with the conclusion that user opt is the ideal model but it's fine to stay with autodetect and existing vfio/kvm contract for coherency detection until we see a real demand for user opt. Is there anything new which changes your mind to have user opt now?