On Tue, Jul 14, 2020 at 01:57:03PM +0800, Lu Baolu wrote: > Replace iommu_aux_at(de)tach_device() with iommu_aux_at(de)tach_group(). > It also saves the IOMMU_DEV_FEAT_AUX-capable physcail device in the > vfio_group data structure so that it could be reused in other places. This removes the last user of iommu_aux_attach_device and iommu_aux_detach_device, which can be removed now.