660 	if (class->usage_mask & lock_flag(bit + LOCK_USAGE_DIR_MASK)) {  in get_usage_char()
662 		if (class->usage_mask & lock_flag(bit))  in get_usage_char()
664 	} else if (class->usage_mask & lock_flag(bit))  in get_usage_char()
2183 		*(unsigned long *)mask |= entry->class->usage_mask;  in usage_accumulate()
2185 		*(unsigned long *)mask |= (entry->class->usage_mask & LOCKF_IRQ);  in usage_accumulate()
2202 		return !!(entry->class->usage_mask & *(unsigned long *)mask);  in usage_match()
2204 		return !!((entry->class->usage_mask & LOCKF_IRQ) & *(unsigned long *)mask);  in usage_match()
2253 find_usage_forwards(struct lock_list *root, unsigned long usage_mask,  in find_usage_forwards()  argument
2260 	result = __bfs_forwards(root, &usage_mask, usage_match, usage_skip, target_entry);  in find_usage_forwards()
2270 find_usage_backwards(struct lock_list *root, unsigned long usage_mask,  in find_usage_backwards()  argument
2277 	result = __bfs_backwards(root, &usage_mask, usage_match, usage_skip, target_entry);  in find_usage_backwards()
2294 		if (class->usage_mask & (1 << bit)) {  in print_lock_class_header()
2730 	unsigned long usage_mask = 0, forward_mask, backward_mask;  in check_irq_usage()  local
2743 	ret = __bfs_backwards(&this, &usage_mask, usage_accumulate, usage_skip, NULL);  in check_irq_usage()
2749 	usage_mask &= LOCKF_USED_IN_IRQ_ALL;  in check_irq_usage()
2750 	if (!usage_mask)  in check_irq_usage()
2757 	forward_mask = exclusive_mask(usage_mask);  in check_irq_usage()
2784 	backward_mask = original_mask(target_entry1->class->usage_mask & LOCKF_ENABLED_IRQ_ALL);  in check_irq_usage()
2798 	ret = find_exclusive_match(target_entry->class->usage_mask,  in check_irq_usage()
2799 				   target_entry1->class->usage_mask,  in check_irq_usage()
3931 	if (unlikely(hlock_class(this)->usage_mask & (1 << bad_bit))) {  in valid_state()
4015 	unsigned usage_mask = lock_flag(bit) | lock_flag(read_bit);  in check_usage_forwards()  local
4018 	ret = find_usage_forwards(&root, usage_mask, &target_entry);  in check_usage_forwards()
4027 	if (target_entry->class->usage_mask & lock_flag(bit)) {  in check_usage_forwards()
4050 	unsigned usage_mask = lock_flag(bit) | lock_flag(read_bit);  in check_usage_backwards()  local
4053 	ret = find_usage_backwards(&root, usage_mask, &target_entry);  in check_usage_backwards()
4062 	if (target_entry->class->usage_mask & lock_flag(bit)) {  in check_usage_backwards()
4571 	if (likely(hlock_class(this)->usage_mask & new_mask))  in mark_lock()
4579 	if (unlikely(hlock_class(this)->usage_mask & new_mask))  in mark_lock()
4582 	if (!hlock_class(this)->usage_mask)  in mark_lock()
4585 	hlock_class(this)->usage_mask |= new_mask;  in mark_lock()
5552 	if (!(class->usage_mask & mask))  in verify_lock_unused()