On Wed, Mar 06, 2024 at 11:15:50PM +0800, Zhangfei Gao wrote: > > Double checked, this does not send flags, 0 is OK, > Only domain_alloc_user in iommufd_hwpt_paging_alloc requires flags. > > In my debug, I need this patch, otherwise NULL pointer errors happen > since SVA is not set.
This is some driver bug, we need to get rid of these iommu_dev_enable_feature() requirements. Attaching domains with properties should be entirely sufficient. Jason
