90 	parent = READ_ONCE(node->back_pointer); /* Address dependency. */  in assoc_array_subtree_iterate()
98 		parent = READ_ONCE(shortcut->back_pointer); /* Address dependency. */  in assoc_array_subtree_iterate()
365 		BUG_ON(shortcut->back_pointer != parent);  in assoc_array_destroy_subtree()
375 	BUG_ON(node->back_pointer != parent);  in assoc_array_destroy_subtree()
380 	pr_devel("Node %p [back=%p]\n", node, node->back_pointer);  in assoc_array_destroy_subtree()
397 	parent = node->back_pointer;  in assoc_array_destroy_subtree()
410 		parent = shortcut->back_pointer;  in assoc_array_destroy_subtree()
614 	new_n0->back_pointer = node->back_pointer;  in assoc_array_insert_into_terminal_node()
616 	new_n1->back_pointer = assoc_array_node_to_ptr(new_n0);  in assoc_array_insert_into_terminal_node()
694 				edit->set_backpointers[i] = &side->back_pointer;  in assoc_array_insert_into_terminal_node()
697 				edit->set_backpointers[i] = &shortcut->back_pointer;  in assoc_array_insert_into_terminal_node()
702 	ptr = node->back_pointer;  in assoc_array_insert_into_terminal_node()
751 	new_s0->back_pointer = node->back_pointer;  in assoc_array_insert_into_terminal_node()
754 	new_n0->back_pointer = assoc_array_shortcut_to_ptr(new_s0);  in assoc_array_insert_into_terminal_node()
756 	new_n1->back_pointer = assoc_array_node_to_ptr(new_n0);  in assoc_array_insert_into_terminal_node()
824 	if (!shortcut->back_pointer) {  in assoc_array_insert_mid_shortcut()
826 	} else if (assoc_array_ptr_is_node(shortcut->back_pointer)) {  in assoc_array_insert_mid_shortcut()
827 		node = assoc_array_ptr_to_node(shortcut->back_pointer);  in assoc_array_insert_mid_shortcut()
858 		new_s0->back_pointer = shortcut->back_pointer;  in assoc_array_insert_mid_shortcut()
863 		new_n0->back_pointer = assoc_array_shortcut_to_ptr(new_s0);  in assoc_array_insert_mid_shortcut()
875 		new_n0->back_pointer = shortcut->back_pointer;  in assoc_array_insert_mid_shortcut()
908 		new_s1->back_pointer = assoc_array_node_to_ptr(new_n0);  in assoc_array_insert_mid_shortcut()
918 		edit->set[1].ptr = &side->back_pointer;  in assoc_array_insert_mid_shortcut()
931 		edit->set[1].ptr = &side->back_pointer;  in assoc_array_insert_mid_shortcut()
1185 		ptr = parent->back_pointer;  in assoc_array_delete()
1190 			ptr = s->back_pointer;  in assoc_array_delete()
1215 			new_n0->back_pointer = node->back_pointer;  in assoc_array_delete()
1224 						    node->back_pointer,  in assoc_array_delete()
1230 			if (!node->back_pointer) {  in assoc_array_delete()
1232 			} else if (assoc_array_ptr_is_leaf(node->back_pointer)) {  in assoc_array_delete()
1234 			} else if (assoc_array_ptr_is_node(node->back_pointer)) {  in assoc_array_delete()
1236 					assoc_array_ptr_to_node(node->back_pointer);  in assoc_array_delete()
1238 			} else if (assoc_array_ptr_is_shortcut(node->back_pointer)) {  in assoc_array_delete()
1240 					assoc_array_ptr_to_shortcut(node->back_pointer);  in assoc_array_delete()
1320 			n->back_pointer = NULL;  in assoc_array_rcu_cleanup()
1324 			s->back_pointer = NULL;  in assoc_array_rcu_cleanup()
1381 			ptr = node->back_pointer;  in assoc_array_apply_edit()
1386 				ptr = shortcut->back_pointer;  in assoc_array_apply_edit()
1500 		new_s->back_pointer = new_parent;  in assoc_array_gc()
1513 	new_n->back_pointer = new_parent;  in assoc_array_gc()
1624 			new_parent = new_n->back_pointer;  in assoc_array_gc()
1628 				new_s->back_pointer = NULL;  in assoc_array_gc()
1641 				new_parent = new_s->back_pointer = s->back_pointer;  in assoc_array_gc()
1645 					new_s->back_pointer = NULL;  in assoc_array_gc()
1652 			new_s->back_pointer = new_parent;  in assoc_array_gc()
1663 	ptr = new_n->back_pointer;  in assoc_array_gc()
1669 		new_parent = new_s->back_pointer;  in assoc_array_gc()
1676 			new_n->back_pointer = new_parent;  in assoc_array_gc()
1693 	ptr = node->back_pointer;  in assoc_array_gc()
1697 		cursor = shortcut->back_pointer;  in assoc_array_gc()