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,