120 mod_tree_less(struct latch_tree_node *a, struct latch_tree_node *b)  in mod_tree_less()  argument
122 	return __mod_tree_val(a) < __mod_tree_val(b);  in mod_tree_less()
828 static int already_uses(struct module *a, struct module *b)  in already_uses()  argument
832 	list_for_each_entry(use, &b->source_list, source_list) {  in already_uses()
834 			pr_debug("%s uses %s!\n", a->name, b->name);  in already_uses()
838 	pr_debug("%s does not use %s!\n", a->name, b->name);  in already_uses()
849 static int add_module_usage(struct module *a, struct module *b)  in add_module_usage()  argument
859 	use->target = b;  in add_module_usage()
860 	list_add(&use->source_list, &b->source_list);  in add_module_usage()
866 int ref_module(struct module *a, struct module *b)  in ref_module()  argument
870 	if (b == NULL || already_uses(a, b))  in ref_module()
874 	err = strong_try_module_get(b);  in ref_module()
878 	err = add_module_usage(a, b);  in ref_module()
880 		module_put(b);  in ref_module()
1166 int ref_module(struct module *a, struct module *b)  in ref_module()  argument
1168 	return strong_try_module_get(b);  in ref_module()