throtl_add_bio_tg 1141 block/blk-throttle.c 		throtl_add_bio_tg(bio, &tg->qnode_on_parent[rw], parent_tg);
throtl_add_bio_tg 2200 block/blk-throttle.c 	throtl_add_bio_tg(bio, qn, tg);