161 	struct kvm_page_track_notifier_head *head;  in kvm_page_track_cleanup()  local
163 	head = &kvm->arch.track_notifier_head;  in kvm_page_track_cleanup()
164 	cleanup_srcu_struct(&head->track_srcu);  in kvm_page_track_cleanup()
169 	struct kvm_page_track_notifier_head *head;  in kvm_page_track_init()  local
171 	head = &kvm->arch.track_notifier_head;  in kvm_page_track_init()
172 	INIT_HLIST_HEAD(&head->track_notifier_list);  in kvm_page_track_init()
173 	return init_srcu_struct(&head->track_srcu);  in kvm_page_track_init()
184 	struct kvm_page_track_notifier_head *head;  in kvm_page_track_register_notifier()  local
186 	head = &kvm->arch.track_notifier_head;  in kvm_page_track_register_notifier()
189 	hlist_add_head_rcu(&n->node, &head->track_notifier_list);  in kvm_page_track_register_notifier()
202 	struct kvm_page_track_notifier_head *head;  in kvm_page_track_unregister_notifier()  local
204 	head = &kvm->arch.track_notifier_head;  in kvm_page_track_unregister_notifier()
209 	synchronize_srcu(&head->track_srcu);  in kvm_page_track_unregister_notifier()
223 	struct kvm_page_track_notifier_head *head;  in kvm_page_track_write()  local
227 	head = &vcpu->kvm->arch.track_notifier_head;  in kvm_page_track_write()
229 	if (hlist_empty(&head->track_notifier_list))  in kvm_page_track_write()
232 	idx = srcu_read_lock(&head->track_srcu);  in kvm_page_track_write()
233 	hlist_for_each_entry_srcu(n, &head->track_notifier_list, node,  in kvm_page_track_write()
234 				srcu_read_lock_held(&head->track_srcu))  in kvm_page_track_write()
237 	srcu_read_unlock(&head->track_srcu, idx);  in kvm_page_track_write()
249 	struct kvm_page_track_notifier_head *head;  in kvm_page_track_flush_slot()  local
253 	head = &kvm->arch.track_notifier_head;  in kvm_page_track_flush_slot()
255 	if (hlist_empty(&head->track_notifier_list))  in kvm_page_track_flush_slot()
258 	idx = srcu_read_lock(&head->track_srcu);  in kvm_page_track_flush_slot()
259 	hlist_for_each_entry_srcu(n, &head->track_notifier_list, node,  in kvm_page_track_flush_slot()
260 				srcu_read_lock_held(&head->track_srcu))  in kvm_page_track_flush_slot()
263 	srcu_read_unlock(&head->track_srcu, idx);  in kvm_page_track_flush_slot()