164 static inline struct throtl_grp *blkg_to_tg(struct blkcg_gq *blkg)  in blkg_to_tg()  argument
166 	return pd_to_tg(blkg_to_pd(blkg, &blkcg_policy_throtl));  in blkg_to_tg()
354 	struct blkcg_gq *blkg = tg_to_blkg(tg);  in throtl_pd_init()  local
355 	struct throtl_data *td = blkg->q->td;  in throtl_pd_init()
372 	if (cgroup_subsys_on_dfl(io_cgrp_subsys) && blkg->parent)  in throtl_pd_init()
373 		sq->parent_sq = &blkg_to_tg(blkg->parent)->service_queue;  in throtl_pd_init()
1162 	struct blkcg_gq *blkg;  in tg_conf_updated()  local
1176 	blkg_for_each_descendant_pre(blkg, pos_css, tg_to_blkg(tg))  in tg_conf_updated()
1177 		tg_update_has_rules(blkg_to_tg(blkg));  in tg_conf_updated()
1215 	tg = blkg_to_tg(ctx.blkg);  in tg_set_conf()
1283 	const char *dname = blkg_dev_name(pd->blkg);  in tg_prfill_max()
1326 	tg = blkg_to_tg(ctx.blkg);  in tg_set_max()
1407 bool blk_throtl_bio(struct request_queue *q, struct blkcg_gq *blkg,  in blk_throtl_bio()  argument
1411 	struct throtl_grp *tg = blkg_to_tg(blkg ?: q->root_blkg);  in blk_throtl_bio()
1534 	struct blkcg_gq *blkg;  in blk_throtl_drain()  local
1548 	blkg_for_each_descendant_post(blkg, pos_css, td->queue->root_blkg)  in blk_throtl_drain()
1549 		tg_drain_bios(&blkg_to_tg(blkg)->service_queue);  in blk_throtl_drain()