kernel/modules: add kmod-bpf-test package

Add the test_bpf module that runs various test vectors against the BPF
interpreter or BPF JIT compiler. The module must be manually loaded, as
with the kmod-crypto-test module which serves a similar purpose.

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

package/kernel/linux/modules/netsupport.mk

@@ -798,6 +798,17 @@ endef
 $(eval $(call KernelPackage,sched-bpf))
 
 
+define KernelPackage/bpf-test
+  SUBMENU:=$(NETWORK_SUPPORT_MENU)
+  TITLE:=Test Berkeley Packet Filter functionality
+  DEPENDS:=@!LINUX_3_18
+  KCONFIG:=CONFIG_TEST_BPF
+  FILES:=$(LINUX_DIR)/lib/test_bpf.ko
+endef
+
+$(eval $(call KernelPackage,bpf-test))
+
+
 define KernelPackage/sched
   SUBMENU:=$(NETWORK_SUPPORT_MENU)
   TITLE:=Extra traffic schedulers