seg_y2x           529 net/sched/sch_hfsc.c 			x = rtsc->x + seg_y2x(y - rtsc->y, rtsc->ism1);
seg_y2x           533 net/sched/sch_hfsc.c 		    + seg_y2x(y - rtsc->y - rtsc->dy, rtsc->ism2);