old_vslot 805 net/sched/sch_qfq.c unsigned long old_vslot = q->oldV >> q->min_slot_shift; old_vslot 807 net/sched/sch_qfq.c if (vslot != old_vslot) { old_vslot 809 net/sched/sch_qfq.c int last_flip_pos = fls(vslot ^ old_vslot);