vusage 1403 block/blk-iocost.c u64 vdone, vtime, vusage, vmargin, vmin; vusage 1429 block/blk-iocost.c vusage = now.vnow - iocg->last_vtime; vusage 1431 block/blk-iocost.c vusage = vtime - iocg->last_vtime; vusage 1433 block/blk-iocost.c vusage = 0; vusage 1435 block/blk-iocost.c iocg->last_vtime += vusage; vusage 1441 block/blk-iocost.c vusage = max(vusage, vtime - vdone); vusage 1444 block/blk-iocost.c if (vusage) { vusage 1445 block/blk-iocost.c usage = DIV64_U64_ROUND_UP(vusage * hw_inuse,