451 			struct delayed_work *dwork, unsigned long delay);
464 extern bool flush_delayed_work(struct delayed_work *dwork);
465 extern bool cancel_delayed_work(struct delayed_work *dwork);
466 extern bool cancel_delayed_work_sync(struct delayed_work *dwork);
506 				      struct delayed_work *dwork,  in queue_delayed_work()  argument
509 	return queue_delayed_work_on(WORK_CPU_UNBOUND, wq, dwork, delay);  in queue_delayed_work()
521 				    struct delayed_work *dwork,  in mod_delayed_work()  argument
524 	return mod_delayed_work_on(WORK_CPU_UNBOUND, wq, dwork, delay);  in mod_delayed_work()
593 static inline bool schedule_delayed_work_on(int cpu, struct delayed_work *dwork,  in schedule_delayed_work_on()  argument
596 	return queue_delayed_work_on(cpu, system_wq, dwork, delay);  in schedule_delayed_work_on()
607 static inline bool schedule_delayed_work(struct delayed_work *dwork,  in schedule_delayed_work()  argument
610 	return queue_delayed_work(system_wq, dwork, delay);  in schedule_delayed_work()