Lines Matching refs:queue
84 __rpc_disable_timer(struct rpc_wait_queue *queue, struct rpc_task *task) in __rpc_disable_timer() argument
91 if (list_empty(&queue->timer_list.list)) in __rpc_disable_timer()
92 cancel_delayed_work(&queue->timer_list.dwork); in __rpc_disable_timer()
96 rpc_set_queue_timer(struct rpc_wait_queue *queue, unsigned long expires) in rpc_set_queue_timer() argument
99 queue->timer_list.expires = expires; in rpc_set_queue_timer()
104 mod_delayed_work(rpciod_workqueue, &queue->timer_list.dwork, expires); in rpc_set_queue_timer()
111 __rpc_add_timer(struct rpc_wait_queue *queue, struct rpc_task *task, in __rpc_add_timer() argument
118 if (list_empty(&queue->timer_list.list) || time_before(timeout, queue->timer_list.expires)) in __rpc_add_timer()
119 rpc_set_queue_timer(queue, timeout); in __rpc_add_timer()
120 list_add(&task->u.tk_wait.timer_list, &queue->timer_list.list); in __rpc_add_timer()
123 static void rpc_set_waitqueue_priority(struct rpc_wait_queue *queue, int priority) in rpc_set_waitqueue_priority() argument
125 if (queue->priority != priority) { in rpc_set_waitqueue_priority()
126 queue->priority = priority; in rpc_set_waitqueue_priority()
127 queue->nr = 1U << priority; in rpc_set_waitqueue_priority()
131 static void rpc_reset_waitqueue_priority(struct rpc_wait_queue *queue) in rpc_reset_waitqueue_priority() argument
133 rpc_set_waitqueue_priority(queue, queue->maxpriority); in rpc_reset_waitqueue_priority()
186 static void __rpc_add_wait_queue_priority(struct rpc_wait_queue *queue, in __rpc_add_wait_queue_priority() argument
190 if (unlikely(queue_priority > queue->maxpriority)) in __rpc_add_wait_queue_priority()
191 queue_priority = queue->maxpriority; in __rpc_add_wait_queue_priority()
192 __rpc_list_enqueue_task(&queue->tasks[queue_priority], task); in __rpc_add_wait_queue_priority()
203 static void __rpc_add_wait_queue(struct rpc_wait_queue *queue, in __rpc_add_wait_queue() argument
208 if (RPC_IS_PRIORITY(queue)) in __rpc_add_wait_queue()
209 __rpc_add_wait_queue_priority(queue, task, queue_priority); in __rpc_add_wait_queue()
211 list_add(&task->u.tk_wait.list, &queue->tasks[0]); in __rpc_add_wait_queue()
213 list_add_tail(&task->u.tk_wait.list, &queue->tasks[0]); in __rpc_add_wait_queue()
214 task->tk_waitqueue = queue; in __rpc_add_wait_queue()
215 queue->qlen++; in __rpc_add_wait_queue()
221 task->tk_pid, queue, rpc_qname(queue)); in __rpc_add_wait_queue()
236 static void __rpc_remove_wait_queue(struct rpc_wait_queue *queue, struct rpc_task *task) in __rpc_remove_wait_queue() argument
238 __rpc_disable_timer(queue, task); in __rpc_remove_wait_queue()
239 if (RPC_IS_PRIORITY(queue)) in __rpc_remove_wait_queue()
243 queue->qlen--; in __rpc_remove_wait_queue()
245 task->tk_pid, queue, rpc_qname(queue)); in __rpc_remove_wait_queue()
248 static void __rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const char *qname, unsigne… in __rpc_init_priority_wait_queue() argument
252 spin_lock_init(&queue->lock); in __rpc_init_priority_wait_queue()
253 for (i = 0; i < ARRAY_SIZE(queue->tasks); i++) in __rpc_init_priority_wait_queue()
254 INIT_LIST_HEAD(&queue->tasks[i]); in __rpc_init_priority_wait_queue()
255 queue->maxpriority = nr_queues - 1; in __rpc_init_priority_wait_queue()
256 rpc_reset_waitqueue_priority(queue); in __rpc_init_priority_wait_queue()
257 queue->qlen = 0; in __rpc_init_priority_wait_queue()
258 queue->timer_list.expires = 0; in __rpc_init_priority_wait_queue()
259 INIT_DELAYED_WORK(&queue->timer_list.dwork, __rpc_queue_timer_fn); in __rpc_init_priority_wait_queue()
260 INIT_LIST_HEAD(&queue->timer_list.list); in __rpc_init_priority_wait_queue()
261 rpc_assign_waitqueue_name(queue, qname); in __rpc_init_priority_wait_queue()
264 void rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const char *qname) in rpc_init_priority_wait_queue() argument
266 __rpc_init_priority_wait_queue(queue, qname, RPC_NR_PRIORITY); in rpc_init_priority_wait_queue()
270 void rpc_init_wait_queue(struct rpc_wait_queue *queue, const char *qname) in rpc_init_wait_queue() argument
272 __rpc_init_priority_wait_queue(queue, qname, 1); in rpc_init_wait_queue()
276 void rpc_destroy_wait_queue(struct rpc_wait_queue *queue) in rpc_destroy_wait_queue() argument
278 cancel_delayed_work_sync(&queue->timer_list.dwork); in rpc_destroy_wait_queue()
510 struct rpc_wait_queue *queue, in __rpc_do_wake_up_task_on_wq() argument
522 trace_rpc_task_wakeup(task, queue); in __rpc_do_wake_up_task_on_wq()
524 __rpc_remove_wait_queue(queue, task); in __rpc_do_wake_up_task_on_wq()
536 struct rpc_wait_queue *queue, struct rpc_task *task, in rpc_wake_up_task_on_wq_queue_action_locked() argument
541 if (task->tk_waitqueue == queue) { in rpc_wake_up_task_on_wq_queue_action_locked()
543 __rpc_do_wake_up_task_on_wq(wq, queue, task); in rpc_wake_up_task_on_wq_queue_action_locked()
554 static void rpc_wake_up_task_queue_locked(struct rpc_wait_queue *queue, in rpc_wake_up_task_queue_locked() argument
557 rpc_wake_up_task_on_wq_queue_action_locked(rpciod_workqueue, queue, in rpc_wake_up_task_queue_locked()
564 void rpc_wake_up_queued_task(struct rpc_wait_queue *queue, struct rpc_task *task) in rpc_wake_up_queued_task() argument
568 spin_lock(&queue->lock); in rpc_wake_up_queued_task()
569 rpc_wake_up_task_queue_locked(queue, task); in rpc_wake_up_queued_task()
570 spin_unlock(&queue->lock); in rpc_wake_up_queued_task()
581 rpc_wake_up_task_queue_set_status_locked(struct rpc_wait_queue *queue, in rpc_wake_up_task_queue_set_status_locked() argument
584 rpc_wake_up_task_on_wq_queue_action_locked(rpciod_workqueue, queue, in rpc_wake_up_task_queue_set_status_locked()
598 rpc_wake_up_queued_task_set_status(struct rpc_wait_queue *queue, in rpc_wake_up_queued_task_set_status() argument
603 spin_lock(&queue->lock); in rpc_wake_up_queued_task_set_status()
604 rpc_wake_up_task_queue_set_status_locked(queue, task, status); in rpc_wake_up_queued_task_set_status()
605 spin_unlock(&queue->lock); in rpc_wake_up_queued_task_set_status()
611 static struct rpc_task *__rpc_find_next_queued_priority(struct rpc_wait_queue *queue) in __rpc_find_next_queued_priority() argument
619 q = &queue->tasks[RPC_NR_PRIORITY - 1]; in __rpc_find_next_queued_priority()
620 if (queue->maxpriority > RPC_PRIORITY_PRIVILEGED && !list_empty(q)) { in __rpc_find_next_queued_priority()
628 q = &queue->tasks[queue->priority]; in __rpc_find_next_queued_priority()
629 if (!list_empty(q) && queue->nr) { in __rpc_find_next_queued_priority()
630 queue->nr--; in __rpc_find_next_queued_priority()
639 if (q == &queue->tasks[0]) in __rpc_find_next_queued_priority()
640 q = &queue->tasks[queue->maxpriority]; in __rpc_find_next_queued_priority()
647 } while (q != &queue->tasks[queue->priority]); in __rpc_find_next_queued_priority()
649 rpc_reset_waitqueue_priority(queue); in __rpc_find_next_queued_priority()
653 rpc_set_waitqueue_priority(queue, (unsigned int)(q - &queue->tasks[0])); in __rpc_find_next_queued_priority()
658 static struct rpc_task *__rpc_find_next_queued(struct rpc_wait_queue *queue) in __rpc_find_next_queued() argument
660 if (RPC_IS_PRIORITY(queue)) in __rpc_find_next_queued()
661 return __rpc_find_next_queued_priority(queue); in __rpc_find_next_queued()
662 if (!list_empty(&queue->tasks[0])) in __rpc_find_next_queued()
663 return list_first_entry(&queue->tasks[0], struct rpc_task, u.tk_wait.list); in __rpc_find_next_queued()
671 struct rpc_wait_queue *queue, in rpc_wake_up_first_on_wq() argument
677 queue, rpc_qname(queue)); in rpc_wake_up_first_on_wq()
678 spin_lock(&queue->lock); in rpc_wake_up_first_on_wq()
679 task = __rpc_find_next_queued(queue); in rpc_wake_up_first_on_wq()
681 task = rpc_wake_up_task_on_wq_queue_action_locked(wq, queue, in rpc_wake_up_first_on_wq()
683 spin_unlock(&queue->lock); in rpc_wake_up_first_on_wq()
691 struct rpc_task *rpc_wake_up_first(struct rpc_wait_queue *queue, in rpc_wake_up_first() argument
694 return rpc_wake_up_first_on_wq(rpciod_workqueue, queue, func, data); in rpc_wake_up_first()
706 struct rpc_task *rpc_wake_up_next(struct rpc_wait_queue *queue) in rpc_wake_up_next() argument
708 return rpc_wake_up_first(queue, rpc_wake_up_next_func, NULL); in rpc_wake_up_next()
717 static void rpc_wake_up_locked(struct rpc_wait_queue *queue) in rpc_wake_up_locked() argument
722 task = __rpc_find_next_queued(queue); in rpc_wake_up_locked()
725 rpc_wake_up_task_queue_locked(queue, task); in rpc_wake_up_locked()
735 void rpc_wake_up(struct rpc_wait_queue *queue) in rpc_wake_up() argument
737 spin_lock(&queue->lock); in rpc_wake_up()
738 rpc_wake_up_locked(queue); in rpc_wake_up()
739 spin_unlock(&queue->lock); in rpc_wake_up()
748 static void rpc_wake_up_status_locked(struct rpc_wait_queue *queue, int status) in rpc_wake_up_status_locked() argument
753 task = __rpc_find_next_queued(queue); in rpc_wake_up_status_locked()
756 rpc_wake_up_task_queue_set_status_locked(queue, task, status); in rpc_wake_up_status_locked()
767 void rpc_wake_up_status(struct rpc_wait_queue *queue, int status) in rpc_wake_up_status() argument
769 spin_lock(&queue->lock); in rpc_wake_up_status()
770 rpc_wake_up_status_locked(queue, status); in rpc_wake_up_status()
771 spin_unlock(&queue->lock); in rpc_wake_up_status()
777 struct rpc_wait_queue *queue = container_of(work, in __rpc_queue_timer_fn() local
783 spin_lock(&queue->lock); in __rpc_queue_timer_fn()
785 list_for_each_entry_safe(task, n, &queue->timer_list.list, u.tk_wait.timer_list) { in __rpc_queue_timer_fn()
790 rpc_wake_up_task_queue_locked(queue, task); in __rpc_queue_timer_fn()
796 if (!list_empty(&queue->timer_list.list)) in __rpc_queue_timer_fn()
797 rpc_set_queue_timer(queue, expires); in __rpc_queue_timer_fn()
798 spin_unlock(&queue->lock); in __rpc_queue_timer_fn()
866 struct rpc_wait_queue *queue; in rpc_signal_task() local
872 queue = READ_ONCE(task->tk_waitqueue); in rpc_signal_task()
873 if (queue) in rpc_signal_task()
874 rpc_wake_up_queued_task_set_status(queue, task, -ERESTARTSYS); in rpc_signal_task()
896 struct rpc_wait_queue *queue; in __rpc_execute() local
950 queue = task->tk_waitqueue; in __rpc_execute()
951 spin_lock(&queue->lock); in __rpc_execute()
953 spin_unlock(&queue->lock); in __rpc_execute()
957 spin_unlock(&queue->lock); in __rpc_execute()