kernel/modules: add kmod-sched-ipset package

Add em_ipset module to support tc filter classification by IP set. Build
as a standalone package to help avoid pulling in rest of kmod-sched and
isolate new dependency on kmod-ipt-ipset.

Signed-off-by: Tony Ambardar <itugrok@yahoo.com>

package/kernel/linux/modules/netsupport.mk

@@ -717,7 +717,7 @@ $(eval $(call KernelPackage,mppe))
 
 SCHED_MODULES = $(patsubst $(LINUX_DIR)/net/sched/%.ko,%,$(wildcard $(LINUX_DIR)/net/sched/*.ko))
 SCHED_MODULES_CORE = sch_ingress sch_fq_codel sch_hfsc sch_htb sch_tbf cls_basic cls_fw cls_route cls_flow cls_tcindex cls_u32 em_u32 act_mirred act_skbedit cls_matchall
-SCHED_MODULES_FILTER = $(SCHED_MODULES_CORE) act_connmark sch_netem
+SCHED_MODULES_FILTER = $(SCHED_MODULES_CORE) act_connmark sch_netem em_ipset
 SCHED_MODULES_EXTRA = $(filter-out $(SCHED_MODULES_FILTER),$(SCHED_MODULES))
 SCHED_FILES = $(patsubst %,$(LINUX_DIR)/net/sched/%.ko,$(filter $(SCHED_MODULES_CORE),$(SCHED_MODULES)))
 SCHED_FILES_EXTRA = $(patsubst %,$(LINUX_DIR)/net/sched/%.ko,$(SCHED_MODULES_EXTRA))
@@ -767,6 +767,21 @@ define KernelPackage/sched-connmark
 endef
 $(eval $(call KernelPackage,sched-connmark))
 
+
+define KernelPackage/sched-ipset
+  SUBMENU:=$(NETWORK_SUPPORT_MENU)
+  TITLE:=Traffic shaper ipset support
+  DEPENDS:=+kmod-sched-core +kmod-ipt-ipset
+  KCONFIG:= \
+	CONFIG_NET_EMATCH_IPSET
+  FILES:= \
+	$(LINUX_DIR)/net/sched/em_ipset.ko
+  AUTOLOAD:=$(call AutoLoad,72,em_ipset)
+endef
+
+$(eval $(call KernelPackage,sched-ipset))
+
+
 define KernelPackage/sched
   SUBMENU:=$(NETWORK_SUPPORT_MENU)
   TITLE:=Extra traffic schedulers