net/core/dev.c

4968 	DEBUG_NET_WARN_ON_ONCE(!list_empty(&napi->poll_list));
4969 	list_add_tail(&napi->poll_list, &sd->poll_list);
6784 	if (unlikely(!list_empty(&n->poll_list))) {
6785 		/* If n->poll_list is not empty, we need to mask irqs */
6787 		list_del_init(&n->poll_list);
7543 	INIT_LIST_HEAD(&napi->poll_list);
7751 	if (unlikely(!list_empty(&n->poll_list))) {
7768 	list_del_init(&n->poll_list);
7780 		list_add_tail(&n->poll_list, repoll);
7798 			WARN_ON(!list_empty(&napi->poll_list));
7904 	list_splice_init(&sd->poll_list, &list);
7917 				 * had refilled poll_list while
7920 				if (!list_empty(&sd->poll_list))
7928 		n = list_first_entry(&list, struct napi_struct, poll_list);
7945 	list_splice_tail_init(&sd->poll_list, &list);
7947 	list_splice(&list, &sd->poll_list);
7948 	if (!list_empty(&sd->poll_list))
12731 	while (!list_empty(&oldsd->poll_list)) {
12732 		struct napi_struct *napi = list_first_entry(&oldsd->poll_list,
12734 							    poll_list);
12736 		list_del_init(&napi->poll_list);
13257 		INIT_LIST_HEAD(&sd->poll_list);
13268 		INIT_LIST_HEAD(&sd->backlog.poll_list);