netdev - [PATCH net-next 1/2] net/sched: act_ct: add nat attribute in ct

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Message-Id: <1590650155-4403-2-git-send-email-wenxu@ucloud.cn>
Date:   Thu, 28 May 2020 15:15:54 +0800
From:   wenxu@...oud.cn
To:     paulb@...lanox.com, saeedm@...lanox.com
Cc:     netdev@...r.kernel.org
Subject: [PATCH net-next 1/2] net/sched: act_ct: add nat attribute in ct_metadata

From: wenxu <wenxu@...oud.cn>

Add nat attribute in the ct_metadata action. This tell driver the offload
conntrack entry is nat one or not.

Signed-off-by: wenxu <wenxu@...oud.cn>
---
 include/net/flow_offload.h | 1 +
 net/sched/act_ct.c         | 1 +
 2 files changed, 2 insertions(+)

diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h
index 95d6337..e3f09dd 100644
--- a/include/net/flow_offload.h
+++ b/include/net/flow_offload.h
@@ -244,6 +244,7 @@ struct flow_action_entry {
 			unsigned long cookie;
 			u32 mark;
 			u32 labels[4];
+			bool nat;
 		} ct_metadata;
 		struct {				/* FLOW_ACTION_MPLS_PUSH */
 			u32		label;
diff --git a/net/sched/act_ct.c b/net/sched/act_ct.c
index 9adff83..f70ab543 100644
--- a/net/sched/act_ct.c
+++ b/net/sched/act_ct.c
@@ -183,6 +183,7 @@ static void tcf_ct_flow_table_add_action_meta(struct nf_conn *ct,
 					     IP_CT_ESTABLISHED_REPLY;
 	/* aligns with the CT reference on the SKB nf_ct_set */
 	entry->ct_metadata.cookie = (unsigned long)ct | ctinfo;
+	entry->ct_metadata.nat = ct->status & IPS_NAT_MASK;
 
 	act_ct_labels = entry->ct_metadata.labels;
 	ct_labels = nf_ct_labels_find(ct);
-- 
1.8.3.1