last_flip_pos 809 net/sched/sch_qfq.c int last_flip_pos = fls(vslot ^ old_vslot); last_flip_pos 811 net/sched/sch_qfq.c if (last_flip_pos > 31) /* higher than the number of groups */ last_flip_pos 814 net/sched/sch_qfq.c mask = (1UL << last_flip_pos) - 1;