void
_pq_insert_tail(pq_queue_t *pq, pthread_t pthread)
{
int prio;
/*
* Don't insert suspended threads into the priority queue.
* The caller is responsible for setting the threads state.
*/
if ((pthread->flags & PTHREAD_FLAGS_SUSPENDED) != 0) {
/* Make sure the threads state is suspended. */
if (pthread->state != PS_SUSPENDED)
PTHREAD_SET_STATE(pthread, PS_SUSPENDED);
} else {
/*
* Make some assertions when debugging is enabled:
*/
_PQ_ASSERT_INACTIVE("_pq_insert_tail: pq_active");
_PQ_SET_ACTIVE();
_PQ_ASSERT_NOT_QUEUED(pthread,
"_pq_insert_tail: Already in priority queue");
_PQ_ASSERT_PROTECTED("_pq_insert_tail: prioq not protected!");
prio = pthread->active_priority;
TAILQ_INSERT_TAIL(&pq->pq_lists[prio].pl_head, pthread, pqe);
if (pq->pq_lists[prio].pl_queued == 0)
/* Insert the list into the priority queue: */
pq_insert_prio_list(pq, prio);
/* Mark this thread as being in the priority queue. */
pthread->flags |= PTHREAD_FLAGS_IN_PRIOQ;
_PQ_CLEAR_ACTIVE();
}
}
void
_pq_insert_tail(pq_queue_t *pq, pthread_t pthread)
{
int prio = pthread->active_priority;
/*
* Make some assertions when debugging is enabled:
*/
_PQ_ASSERT_INACTIVE("_pq_insert_tail: pq_active");
_PQ_SET_ACTIVE();
_PQ_ASSERT_NOT_QUEUED(pthread,
"_pq_insert_tail: Already in priority queue");
TAILQ_INSERT_TAIL(&pq->pq_lists[prio].pl_head, pthread, pqe);
if (pq->pq_lists[prio].pl_queued == 0)
/* Insert the list into the priority queue: */
pq_insert_prio_list(pq, prio);
/* Mark this thread as being in the priority queue. */
pthread->flags |= PTHREAD_FLAGS_IN_PRIOQ;
_PQ_CLEAR_ACTIVE();
}
void
_pq_insert_head(pq_queue_t *pq, pthread_t pthread)
{
int prio;
/*
* Make some assertions when debugging is enabled:
*/
PQ_ASSERT_INACTIVE(pq, "_pq_insert_head: pq_active");
PQ_SET_ACTIVE(pq);
PQ_ASSERT_NOT_QUEUED(pthread,
"_pq_insert_head: Already in priority queue");
prio = pthread->active_priority;
TAILQ_INSERT_HEAD(&pq->pq_lists[prio].pl_head, pthread, pqe);
if (pq->pq_lists[prio].pl_queued == 0)
/* Insert the list into the priority queue: */
pq_insert_prio_list(pq, prio);
pq->pq_threads++;
/* Mark this thread as being in the priority queue. */
pthread->flags |= THR_FLAGS_IN_RUNQ;
PQ_CLEAR_ACTIVE(pq);
}