oroot 658 net/sched/sch_fq.c struct rb_root *oroot, *nroot; oroot 664 net/sched/sch_fq.c oroot = &old_array[idx]; oroot 665 net/sched/sch_fq.c while ((op = rb_first(oroot)) != NULL) { oroot 666 net/sched/sch_fq.c rb_erase(op, oroot);