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Change the name to > > alloc_paging_flags() to mirror the new iommu_paging_domain_alloc_flags() > > function. > > > > A driver should implement only one of ops->domain_alloc_paging() or > > ops->domain_alloc_paging_user(). The former is a simpler interface with > > s/user/flags/ > > I think domain_alloc_paging and domain_alloc_paging_flags will > eventually be merged into a single domain_alloc_paging with flag > support. I have patches to do that to arm, amd and intel. Alot of drivers will just stay with domain_alloc_paging() because they don't need anything more complex and there is no reason to spread around boilerplate Jason