311 	struct lock_class_key	key;  member
3438 static int cwt_wakefn(wait_queue_entry_t *wait, unsigned mode, int sync, void *key)  in cwt_wakefn()  argument
3442 	if (cwait->work != key)  in cwt_wakefn()
3444 	return autoremove_wake_function(wait, mode, sync, key);  in cwt_wakefn()
3895 	lockdep_register_key(&wq->key);  in wq_init_lockdep()
3901 	lockdep_init_map(&wq->lockdep_map, lock_name, &wq->key, 0);  in wq_init_lockdep()
3906 	lockdep_unregister_key(&wq->key);  in wq_unregister_lockdep()
5638 		     void *arg, struct lock_class_key *key)  in work_on_cpu_key()  argument
5642 	INIT_WORK_ONSTACK_KEY(&wfc.work, work_for_cpu_fn, key);  in work_on_cpu_key()
5663 			  void *arg, struct lock_class_key *key)  in work_on_cpu_safe_key()  argument
5669 		ret = work_on_cpu_key(cpu, fn, arg, key);  in work_on_cpu_safe_key()