312 		if (!list_empty(&blkg->blkcg->css.children) ||  in tg_bps_limit()
342 		if (!list_empty(&blkg->blkcg->css.children) ||  in tg_iops_limit()
382 			tg_to_blkg(__tg)->blkcg, "throtl " fmt, ##args);\
492 						struct blkcg *blkcg)  in throtl_pd_alloc()  argument
1468 	struct blkcg *blkcg = css_to_blkcg(of_css(of));  in tg_set_conf()  local
1474 	ret = blkg_conf_prep(blkcg, &blkcg_policy_throtl, buf, &ctx);  in tg_set_conf()
1657 	struct blkcg *blkcg = css_to_blkcg(of_css(of));  in tg_set_limit()  local
1666 	ret = blkg_conf_prep(blkcg, &blkcg_policy_throtl, buf, &ctx);  in tg_set_limit()
1930 		if (!list_empty(&tg_to_blkg(tg)->blkcg->css.children))  in throtl_can_upgrade()
2012 	     !list_empty(&tg_to_blkg(tg)->blkcg->css.children)))  in throtl_tg_can_downgrade()
2039 	if (!list_empty(&tg_to_blkg(tg)->blkcg->css.children))  in throtl_downgrade_check()