67 	unsigned int	 tail;  member
77 	return (q->tail - q->head) & q->tab_mask;  in choke_len()
97 		if (q->head == q->tail)  in choke_zap_head_holes()
106 		q->tail = (q->tail - 1) & q->tab_mask;  in choke_zap_tail_holes()
107 		if (q->head == q->tail)  in choke_zap_tail_holes()
109 	} while (q->tab[q->tail] == NULL);  in choke_zap_tail_holes()
123 	if (idx == q->tail)  in choke_drop_by_idx()
205 	if (q->head == q->tail)  in choke_match_random()
268 		q->tab[q->tail] = skb;  in choke_enqueue()
269 		q->tail = (q->tail + 1) & q->tab_mask;  in choke_enqueue()
288 	if (q->head == q->tail) {  in choke_dequeue()
308 	while (q->head != q->tail) {  in choke_reset()
319 	q->head = q->tail = 0;  in choke_reset()
380 			unsigned int oqlen = sch->q.qlen, tail = 0;  in choke_change()  local
383 			while (q->head != q->tail) {  in choke_change()
389 				if (tail < mask) {  in choke_change()
390 					ntab[tail++] = skb;  in choke_change()
400 			q->tail = tail;  in choke_change()
417 	if (q->head == q->tail)  in choke_change()
483 	return (q->head != q->tail) ? q->tab[q->head] : NULL;  in choke_peek_head()