cancel_waitq 3090 kernel/workqueue.c static DECLARE_WAIT_QUEUE_HEAD(cancel_waitq); cancel_waitq 3119 kernel/workqueue.c prepare_to_wait_exclusive(&cancel_waitq, &cwait.wait, cancel_waitq 3123 kernel/workqueue.c finish_wait(&cancel_waitq, &cwait.wait); cancel_waitq 3146 kernel/workqueue.c if (waitqueue_active(&cancel_waitq)) cancel_waitq 3147 kernel/workqueue.c __wake_up(&cancel_waitq, TASK_NORMAL, 1, work);