Helper macro for tcf_action that don't do anything special in module
and net init/exit. This eliminates a lot of boilerplate. Each module
may only use this macro once, and calling it replaces module/net_init()
and module/net_exit().
Signed-off-by: Zhengchao Shao <shaozhengchao@xxxxxxxxxx>
---
include/net/act_api.h | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/include/net/act_api.h b/include/net/act_api.h
index 61f2ceb3939e..dac8c6475efc 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -292,5 +292,31 @@ static inline void tcf_action_stats_update(struct tc_action *a, u64 bytes,
#endif
}
+#define module_net_tcf_action(__mod, __act_ops) \
+static __net_init int __mod##_init_net(struct net *net) \
+{ \
+ struct tc_action_net *tn = net_generic(net, __act_ops.net_id);\
+ return tc_action_net_init(net, tn, &__act_ops);\
+} \
+static void __net_exit __mod##_exit_net(struct list_head *net_list) \
+{ \
+ tc_action_net_exit(net_list, __act_ops.net_id); \
+} \
+static struct pernet_operations __mod##_net_ops = { \
+ .init = __mod##_init_net, \
+ .exit_batch = __mod##_exit_net, \
+ .id = &__act_ops.net_id, \
+ .size = sizeof(struct tc_action_net), \
+}; \
+static int __init __mod##_init_module(void) \
+{ \
+ return tcf_register_action(&__act_ops, &(__mod##_net_ops)); \
+} \
+module_init(__mod##_init_module); \
+static void __exit __mod##_cleanup_module(void) \
+{ \
+ tcf_unregister_action(&__act_ops, &(__mod##_net_ops)); \
+} \
+module_exit(__mod##_cleanup_module)
#endif
--
2.17.1
