net/sched/sch_hfsc.c

128 	struct rb_root vt_tree;		/* active children sorted by cl_vt */
129 	struct rb_node vt_node;		/* parent's vt_tree member */
252 	struct rb_node **p = &cl->cl_parent->vt_tree.rb_node;
265 	rb_insert_color(&cl->vt_node, &cl->cl_parent->vt_tree);
271 	rb_erase(&cl->vt_node, &cl->cl_parent->vt_tree);
287 	for (n = rb_first(&cl->vt_tree); n != NULL; n = rb_next(n)) {
680 			n = rb_last(&cl->cl_parent->vt_tree);
1068 	cl->vt_tree = RB_ROOT;
1427 	q->root.vt_tree = RB_ROOT;
1470 	cl->vt_tree = RB_ROOT;