int workqueue_init(struct thread_data *td, struct workqueue *wq, struct workqueue_ops *ops, unsigned int max_workers);
void workqueue_exit(struct workqueue *wq);
-bool workqueue_enqueue(struct workqueue *wq, struct workqueue_work *work);
+void workqueue_enqueue(struct workqueue *wq, struct workqueue_work *work);
void workqueue_flush(struct workqueue *wq);
static inline bool workqueue_pre_sleep_check(struct submit_worker *sw)