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From: wenxu@ucloud.cn
To: kuba@kernel.org, marcelo.leitner@gmail.com, vladbu@nvidia.com
Cc: netdev@vger.kernel.org
Subject: [PATCH v9 net-next 2/3] net/sched: act_mirred: refactor the handle of xmit
Date: Wed, 11 Nov 2020 17:19:31 +0800	[thread overview]
Message-ID: <1605086372-22822-3-git-send-email-wenxu@ucloud.cn> (raw)
In-Reply-To: <1605086372-22822-1-git-send-email-wenxu@ucloud.cn>

From: wenxu <wenxu@ucloud.cn>

This one is prepare for the next patch.

Signed-off-by: wenxu <wenxu@ucloud.cn>
---
v9: no change

 include/net/sch_generic.h |  5 -----
 net/sched/act_mirred.c    | 21 +++++++++++++++------
 2 files changed, 15 insertions(+), 11 deletions(-)

diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index d8fd867..dd74f06 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -1281,9 +1281,4 @@ void mini_qdisc_pair_init(struct mini_Qdisc_pair *miniqp, struct Qdisc *qdisc,
 void mini_qdisc_pair_block_init(struct mini_Qdisc_pair *miniqp,
 				struct tcf_block *block);
 
-static inline int skb_tc_reinsert(struct sk_buff *skb, struct tcf_result *res)
-{
-	return res->ingress ? netif_receive_skb(skb) : dev_queue_xmit(skb);
-}
-
 #endif
diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c
index e24b7e2..17d0095 100644
--- a/net/sched/act_mirred.c
+++ b/net/sched/act_mirred.c
@@ -205,6 +205,18 @@ static int tcf_mirred_init(struct net *net, struct nlattr *nla,
 	return err;
 }
 
+static int tcf_mirred_forward(bool want_ingress, struct sk_buff *skb)
+{
+	int err;
+
+	if (!want_ingress)
+		err = dev_queue_xmit(skb);
+	else
+		err = netif_receive_skb(skb);
+
+	return err;
+}
+
 static int tcf_mirred_act(struct sk_buff *skb, const struct tc_action *a,
 			  struct tcf_result *res)
 {
@@ -287,18 +299,15 @@ static int tcf_mirred_act(struct sk_buff *skb, const struct tc_action *a,
 		/* let's the caller reinsert the packet, if possible */
 		if (use_reinsert) {
 			res->ingress = want_ingress;
-			if (skb_tc_reinsert(skb, res))
+			err = tcf_mirred_forward(res->ingress, skb);
+			if (err)
 				tcf_action_inc_overlimit_qstats(&m->common);
 			__this_cpu_dec(mirred_rec_level);
 			return TC_ACT_CONSUMED;
 		}
 	}
 
-	if (!want_ingress)
-		err = dev_queue_xmit(skb2);
-	else
-		err = netif_receive_skb(skb2);
-
+	err = tcf_mirred_forward(want_ingress, skb2);
 	if (err) {
 out:
 		tcf_action_inc_overlimit_qstats(&m->common);
-- 
1.8.3.1


  parent reply	other threads:[~2020-11-11  9:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-11  9:19 [PATCH v9 net-next 0/3] net/sched: fix over mtu packet of defrag in wenxu
2020-11-11  9:19 ` [PATCH v9 net-next 1/3] net/sched: fix miss init the mru in qdisc_skb_cb wenxu
2020-11-11  9:19 ` wenxu [this message]
2020-11-11  9:19 ` [PATCH v9 net-next 3/3] net/sched: act_frag: add implict packet fragment support wenxu

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