rq_wait_ns 387 block/blk-iocost.c u64 rq_wait_ns; rq_wait_ns 1281 block/blk-iocost.c u64 rq_wait_ns = 0; rq_wait_ns 1298 block/blk-iocost.c this_rq_wait_ns = READ_ONCE(stat->rq_wait_ns); rq_wait_ns 1299 block/blk-iocost.c rq_wait_ns += this_rq_wait_ns - stat->last_rq_wait_ns; rq_wait_ns 1312 block/blk-iocost.c *rq_wait_pct_p = div64_u64(rq_wait_ns * 100, rq_wait_ns 1874 block/blk-iocost.c u64 on_q_ns, rq_wait_ns; rq_wait_ns 1894 block/blk-iocost.c rq_wait_ns = rq->start_time_ns - rq->alloc_time_ns; rq_wait_ns 1901 block/blk-iocost.c this_cpu_add(ioc->pcpu_stat->rq_wait_ns, rq_wait_ns);