linux-master/kernel/seccomp.c

214  * @wqh: A wait queue for poll if a notifier is in use.
236 	wait_queue_head_t wqh;
534 		if (waitqueue_active(&orig->wqh))
535 			wake_up_poll(&orig->wqh, EPOLLHUP);
689 	init_waitqueue_head(&sfilter->wqh);
1130 		wake_up_poll_on_current_cpu(&match->wqh, EPOLLIN | EPOLLRDNORM);
1132 		wake_up_poll(&match->wqh, EPOLLIN | EPOLLRDNORM);
1483 		ret = prepare_to_wait_event(&filter->wqh, &wait, TASK_INTERRUPTIBLE);
1493 	finish_wait(&filter->wqh, &wait);
1540 	wake_up_poll(&filter->wqh, EPOLLOUT | EPOLLWRNORM);
1562 			wake_up_poll(&filter->wqh, EPOLLIN | EPOLLRDNORM);
1807 	poll_wait(file, &filter->wqh, poll_tab);