--- zzzz-none-000/linux-4.4.271/include/net/sch_generic.h	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/include/net/sch_generic.h	2023-04-19 10:22:30.000000000 +0000
@@ -64,6 +64,7 @@
 #define TCQ_F_NOPARENT		0x40 /* root of its hierarchy :
 				      * qdisc_tree_decrease_qlen() should stop.
 				      */
+#define TCQ_F_NSS		0x1000 /* NSS qdisc flag. */
 	u32			limit;
 	const struct Qdisc_ops	*ops;
 	struct qdisc_size_table	__rcu *stab;
@@ -349,6 +350,7 @@
 extern struct Qdisc_ops pfifo_fast_ops;
 extern struct Qdisc_ops mq_qdisc_ops;
 extern struct Qdisc_ops noqueue_qdisc_ops;
+extern struct Qdisc_ops fq_codel_qdisc_ops;
 extern const struct Qdisc_ops *default_qdisc_ops;
 
 struct Qdisc_class_common {