rq_qos_wait       303 block/blk-iolatency.c 	rq_qos_wait(rqw, iolat, iolat_acquire_inflight, iolat_cleanup_cb);
rq_qos_wait       126 block/blk-rq-qos.h void rq_qos_wait(struct rq_wait *rqw, void *private_data,
rq_qos_wait       526 block/blk-wbt.c 	rq_qos_wait(rqw, &data, wbt_inflight_cb, wbt_cleanup_cb);