net/sched: Retire rsvp classifier

The rsvp classifier has served us well for about a quarter of a century but has
has not been getting much maintenance attention due to lack of known users.

Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
Acked-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

include/net/tc_wrapper.h

@@ -152,8 +152,6 @@ TC_INDIRECT_FILTER_DECLARE(flow_classify);
 TC_INDIRECT_FILTER_DECLARE(fw_classify);
 TC_INDIRECT_FILTER_DECLARE(mall_classify);
 TC_INDIRECT_FILTER_DECLARE(route4_classify);
-TC_INDIRECT_FILTER_DECLARE(rsvp_classify);
-TC_INDIRECT_FILTER_DECLARE(rsvp6_classify);
 TC_INDIRECT_FILTER_DECLARE(u32_classify);
 
 static inline int tc_classify(struct sk_buff *skb, const struct tcf_proto *tp,
@@ -198,14 +196,6 @@ static inline int tc_classify(struct sk_buff *skb, const struct tcf_proto *tp,
 	if (tp->classify == route4_classify)
 		return route4_classify(skb, tp, res);
 #endif
-#if IS_BUILTIN(CONFIG_NET_CLS_RSVP)
-	if (tp->classify == rsvp_classify)
-		return rsvp_classify(skb, tp, res);
-#endif
-#if IS_BUILTIN(CONFIG_NET_CLS_RSVP6)
-	if (tp->classify == rsvp6_classify)
-		return rsvp6_classify(skb, tp, res);
-#endif
 
 skip:
 	return tp->classify(skb, tp, res);

net/sched/Kconfig

@@ -513,34 +513,6 @@ config CLS_U32_MARK
 	help
 	  Say Y here to be able to use netfilter marks as u32 key.
 
-config NET_CLS_RSVP
-	tristate "IPv4 Resource Reservation Protocol (RSVP)"
-	select NET_CLS
-	help
-	  The Resource Reservation Protocol (RSVP) permits end systems to
-	  request a minimum and maximum data flow rate for a connection; this
-	  is important for real time data such as streaming sound or video.
-
-	  Say Y here if you want to be able to classify outgoing packets based
-	  on their RSVP requests.
-
-	  To compile this code as a module, choose M here: the
-	  module will be called cls_rsvp.
-
-config NET_CLS_RSVP6
-	tristate "IPv6 Resource Reservation Protocol (RSVP6)"
-	select NET_CLS
-	help
-	  The Resource Reservation Protocol (RSVP) permits end systems to
-	  request a minimum and maximum data flow rate for a connection; this
-	  is important for real time data such as streaming sound or video.
-
-	  Say Y here if you want to be able to classify outgoing packets based
-	  on their RSVP requests and you are using the IPv6 protocol.
-
-	  To compile this code as a module, choose M here: the
-	  module will be called cls_rsvp6.
-
 config NET_CLS_FLOW
 	tristate "Flow classifier"
 	select NET_CLS

net/sched/Makefile

@@ -67,8 +67,6 @@ obj-$(CONFIG_NET_SCH_TAPRIO)	+= sch_taprio.o
 obj-$(CONFIG_NET_CLS_U32)	+= cls_u32.o
 obj-$(CONFIG_NET_CLS_ROUTE4)	+= cls_route.o
 obj-$(CONFIG_NET_CLS_FW)	+= cls_fw.o
-obj-$(CONFIG_NET_CLS_RSVP)	+= cls_rsvp.o
-obj-$(CONFIG_NET_CLS_RSVP6)	+= cls_rsvp6.o
 obj-$(CONFIG_NET_CLS_BASIC)	+= cls_basic.o
 obj-$(CONFIG_NET_CLS_FLOW)	+= cls_flow.o
 obj-$(CONFIG_NET_CLS_CGROUP)	+= cls_cgroup.o