601 	h->pprev = NULL;  in INIT_HLIST_NODE()
606 	return !h->pprev;  in hlist_unhashed()
617 	struct hlist_node **pprev = n->pprev;  in __hlist_del()  local
618 	*pprev = next;  in __hlist_del()
620 		next->pprev = pprev;  in __hlist_del()
627 	n->pprev = LIST_POISON2;  in hlist_del()
643 		first->pprev = &n->next;  in hlist_add_head()
645 	n->pprev = &h->first;  in hlist_add_head()
652 	n->pprev = next->pprev;  in hlist_add_before()
654 	next->pprev = &n->next;  in hlist_add_before()
655 	*(n->pprev) = n;  in hlist_add_before()
663 	n->pprev = &prev->next;  in hlist_add_behind()
666 		n->next->pprev  = &n->next;  in hlist_add_behind()
672 	n->pprev = &n->next;  in hlist_add_fake()
684 		new->first->pprev = &new->first;  in hlist_move_list()