63 	struct sleepqueue *sq;  in _sleepq_alloc()  local
65 	sq = __thr_calloc(1, sizeof(struct sleepqueue));  in _sleepq_alloc()
66 	TAILQ_INIT(&sq->sq_blocked);  in _sleepq_alloc()
67 	SLIST_INIT(&sq->sq_freeq);  in _sleepq_alloc()
68 	return (sq);  in _sleepq_alloc()
72 _sleepq_free(struct sleepqueue *sq)  in _sleepq_free()  argument
74 	__thr_free(sq);  in _sleepq_free()
100 	struct sleepqueue *sq;  in lookup()  local
102 	LIST_FOREACH(sq, &sc->sc_queues, sq_hash)  in lookup()
103 		if (sq->sq_wchan == wchan)  in lookup()
104 			return (sq);  in lookup()
118 	struct sleepqueue *sq;  in _sleepq_add()  local
121 	sq = lookup(sc, wchan);  in _sleepq_add()
122 	if (sq != NULL) {  in _sleepq_add()
123 		SLIST_INSERT_HEAD(&sq->sq_freeq, td->sleepqueue, sq_flink);  in _sleepq_add()
125 		sq = td->sleepqueue;  in _sleepq_add()
126 		LIST_INSERT_HEAD(&sc->sc_queues, sq, sq_hash);  in _sleepq_add()
127 		sq->sq_wchan = wchan;  in _sleepq_add()
133 		TAILQ_INSERT_HEAD(&sq->sq_blocked, td, wle);  in _sleepq_add()
135 		TAILQ_INSERT_TAIL(&sq->sq_blocked, td, wle);  in _sleepq_add()
139 _sleepq_remove(struct sleepqueue *sq, struct pthread *td)  in _sleepq_remove()  argument
143 	TAILQ_REMOVE(&sq->sq_blocked, td, wle);  in _sleepq_remove()
144 	if (TAILQ_EMPTY(&sq->sq_blocked)) {  in _sleepq_remove()
145 		LIST_REMOVE(sq, sq_hash);  in _sleepq_remove()
146 		td->sleepqueue = sq;  in _sleepq_remove()
149 		td->sleepqueue = SLIST_FIRST(&sq->sq_freeq);  in _sleepq_remove()
150 		SLIST_REMOVE_HEAD(&sq->sq_freeq, sq_flink);  in _sleepq_remove()
158 _sleepq_drop(struct sleepqueue *sq,  in _sleepq_drop()  argument
164 	td = TAILQ_FIRST(&sq->sq_blocked);  in _sleepq_drop()
167 	LIST_REMOVE(sq, sq_hash);  in _sleepq_drop()
168 	TAILQ_REMOVE(&sq->sq_blocked, td, wle);  in _sleepq_drop()
171 	td->sleepqueue = sq;  in _sleepq_drop()
173 	sq2 = SLIST_FIRST(&sq->sq_freeq);  in _sleepq_drop()
174 	TAILQ_FOREACH(td, &sq->sq_blocked, wle) {  in _sleepq_drop()
181 	TAILQ_INIT(&sq->sq_blocked);  in _sleepq_drop()
182 	SLIST_INIT(&sq->sq_freeq);  in _sleepq_drop()