32  * DOC: MMU Notifier
34  * For coherent userptr handling registers an MMU notifier to inform the driver
70 	struct amdgpu_bo *bo = container_of(mni, struct amdgpu_bo, notifier);  in amdgpu_hmm_invalidate_gfx()
107 	struct amdgpu_bo *bo = container_of(mni, struct amdgpu_bo, notifier);  in amdgpu_hmm_invalidate_hsa()
122  * amdgpu_hmm_register - register a BO for notifier updates
135 		r = mmu_interval_notifier_insert(&bo->notifier, current->mm,  in amdgpu_hmm_register()
139 		r = mmu_interval_notifier_insert(&bo->notifier, current->mm, addr,  in amdgpu_hmm_register()
145 		 * mmu_interval_notifier_remove() when the notifier isn't properly  in amdgpu_hmm_register()
148 		bo->notifier.mm = NULL;  in amdgpu_hmm_register()
154  * amdgpu_hmm_unregister - unregister a BO for notifier updates
158  * Remove any registration of mmu notifier updates from the buffer object.
162 	if (!bo->notifier.mm)  in amdgpu_hmm_unregister()
164 	mmu_interval_notifier_remove(&bo->notifier);  in amdgpu_hmm_unregister()
165 	bo->notifier.mm = NULL;  in amdgpu_hmm_unregister()
168 int amdgpu_hmm_range_get_pages(struct mmu_interval_notifier *notifier,  in amdgpu_hmm_range_get_pages()  argument
190 	hmm_range->notifier = notifier;  in amdgpu_hmm_range_get_pages()
208 		hmm_range->notifier_seq = mmu_interval_read_begin(notifier);  in amdgpu_hmm_range_get_pages()
251 	r = mmu_interval_read_retry(hmm_range->notifier,  in amdgpu_hmm_range_get_pages_done()