695 		if (class->subclass)  in __print_lock_name()
696 			printk(KERN_CONT "/%d", class->subclass);  in __print_lock_name()
835 		if (new_class->key - new_class->subclass == class->key)  in count_matching_names()
846 look_up_lock_class(const struct lockdep_map *lock, unsigned int subclass)  in look_up_lock_class()  argument
852 	if (unlikely(subclass >= MAX_LOCKDEP_SUBCLASSES)) {  in look_up_lock_class()
855 			"BUG: looking up invalid subclass: %u\n", subclass);  in look_up_lock_class()
878 	key = lock->key->subkeys + subclass;  in look_up_lock_class()
1234 register_lock_class(struct lockdep_map *lock, unsigned int subclass, int force)  in register_lock_class()  argument
1242 	class = look_up_lock_class(lock, subclass);  in register_lock_class()
1253 	key = lock->key->subkeys + subclass;  in register_lock_class()
1287 	class->subclass = subclass;  in register_lock_class()
1321 	if (!subclass || force)  in register_lock_class()
1323 	else if (subclass < NR_LOCKDEP_CACHING_CLASSES)  in register_lock_class()
1324 		lock->class_cache[subclass] = class;  in register_lock_class()
1330 	if (DEBUG_LOCKS_WARN_ON(class->subclass != subclass))  in register_lock_class()
4581 			    struct lock_class_key *key, int subclass,  in lockdep_init_map_waits()  argument
4626 	if (subclass) {  in lockdep_init_map_waits()
4634 		register_lock_class(lock, subclass, 1);  in lockdep_init_map_waits()
4686 static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass,  in __lock_acquire()  argument
4705 	if (subclass < NR_LOCKDEP_CACHING_CLASSES)  in __lock_acquire()
4706 		class = lock->class_cache[subclass];  in __lock_acquire()
4711 		class = register_lock_class(lock, subclass, 0);  in __lock_acquire()
4971 				    hlock_class(hlock)->subclass,  in reacquire_held_locks()
4994 		 struct lock_class_key *key, unsigned int subclass,  in __lock_set_class()  argument
5023 	class = register_lock_class(lock, subclass, 0);  in __lock_set_class()
5311 		    struct lock_class_key *key, unsigned int subclass,  in lock_set_class()  argument
5322 	if (__lock_set_class(lock, name, key, subclass, ip))  in lock_set_class()
5347 static void verify_lock_unused(struct lockdep_map *lock, struct held_lock *hlock, int subclass)  in verify_lock_unused()  argument
5350 	struct lock_class *class = look_up_lock_class(lock, subclass);  in verify_lock_unused()
5402 void lock_acquire(struct lockdep_map *lock, unsigned int subclass,  in lock_acquire()  argument
5408 	trace_lock_acquire(lock, subclass, trylock, read, check, nest_lock, ip);  in lock_acquire()
5428 			verify_lock_unused(lock, &hlock, subclass);  in lock_acquire()
5437 	__lock_acquire(lock, subclass, trylock, read, check,  in lock_acquire()