netdev - [Patch net v3 4/5] net_sched: move tc offload macros to pkt

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Message-Id: <1470962503-19682-5-git-send-email-xiyou.wangcong@gmail.com>
Date:	Thu, 11 Aug 2016 17:41:42 -0700
From:	Cong Wang <xiyou.wangcong@...il.com>
To:	netdev@...r.kernel.org
Cc:	Cong Wang <xiyou.wangcong@...il.com>,
	Ido Schimmel <idosch@...lanox.com>
Subject: [Patch net v3 4/5] net_sched: move tc offload macros to pkt_cls.h

struct tcf_exts belongs to filters, should not be visible
to plain tc actions.

Cc: Ido Schimmel <idosch@...lanox.com>
Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>
---
 include/net/act_api.h | 19 +++----------------
 include/net/pkt_cls.h | 19 +++++++++++++++++++
 2 files changed, 22 insertions(+), 16 deletions(-)

diff --git a/include/net/act_api.h b/include/net/act_api.h
index f53ee9d..870332f 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -189,30 +189,17 @@ int tcf_action_dump_old(struct sk_buff *skb, struct tc_action *a, int, int);
 int tcf_action_dump_1(struct sk_buff *skb, struct tc_action *a, int, int);
 int tcf_action_copy_stats(struct sk_buff *, struct tc_action *, int);
 
-#define tc_no_actions(_exts) \
-	(list_empty(&(_exts)->actions))
-
-#define tc_for_each_action(_a, _exts) \
-	list_for_each_entry(_a, &(_exts)->actions, list)
-
-#define tc_single_action(_exts) \
-	(list_is_singular(&(_exts)->actions))
+#endif /* CONFIG_NET_CLS_ACT */
 
 static inline void tcf_action_stats_update(struct tc_action *a, u64 bytes,
 					   u64 packets, u64 lastuse)
 {
+#ifdef CONFIG_NET_CLS_ACT
 	if (!a->ops->stats_update)
 		return;
 
 	a->ops->stats_update(a, bytes, packets, lastuse);
+#endif
 }
 
-#else /* CONFIG_NET_CLS_ACT */
-
-#define tc_no_actions(_exts) true
-#define tc_for_each_action(_a, _exts) while ((void)(_a), 0)
-#define tc_single_action(_exts) false
-#define tcf_action_stats_update(a, bytes, packets, lastuse)
-
-#endif /* CONFIG_NET_CLS_ACT */
 #endif
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 6f8d653..00dd5c4 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -130,6 +130,25 @@ tcf_exts_exec(struct sk_buff *skb, struct tcf_exts *exts,
 	return 0;
 }
 
+#ifdef CONFIG_NET_CLS_ACT
+
+#define tc_no_actions(_exts) \
+	(list_empty(&(_exts)->actions))
+
+#define tc_for_each_action(_a, _exts) \
+	list_for_each_entry(_a, &(_exts)->actions, list)
+
+#define tc_single_action(_exts) \
+	(list_is_singular(&(_exts)->actions))
+
+#else /* CONFIG_NET_CLS_ACT */
+
+#define tc_no_actions(_exts) true
+#define tc_for_each_action(_a, _exts) while ((void)(_a), 0)
+#define tc_single_action(_exts) false
+
+#endif /* CONFIG_NET_CLS_ACT */
+
 int tcf_exts_validate(struct net *net, struct tcf_proto *tp,
 		      struct nlattr **tb, struct nlattr *rate_tlv,
 		      struct tcf_exts *exts, bool ovr);
-- 
1.8.4.5