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From: wenxu@ucloud.cn
To: pablo@netfilter.org, fw@strlen.de
Cc: netfilter-devel@vger.kernel.org
Subject: [PATCH nf-next v3 8/9] netfilter: nft_objref: add nft_objref_type offload
Date: Thu,  1 Aug 2019 22:01:25 +0800
Message-ID: <1564668086-16260-9-git-send-email-wenxu@ucloud.cn> (raw)
In-Reply-To: <1564668086-16260-1-git-send-email-wenxu@ucloud.cn>

From: wenxu <wenxu@ucloud.cn>

support offload for nft_objref_type

Signed-off-by: wenxu <wenxu@ucloud.cn>
---
v3: no change

 include/net/netfilter/nf_tables.h |  3 +++
 net/netfilter/nft_objref.c        | 15 +++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 9285df2..d6f96c0 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -1122,6 +1122,9 @@ struct nft_object_ops {
 	int				(*dump)(struct sk_buff *skb,
 						struct nft_object *obj,
 						bool reset);
+	int				(*offload)(struct nft_offload_ctx *ctx,
+						   struct nft_flow_rule *flow,
+						   struct nft_object *obj);
 	const struct nft_object_type	*type;
 };
 
diff --git a/net/netfilter/nft_objref.c b/net/netfilter/nft_objref.c
index bfd18d2..f71cf76 100644
--- a/net/netfilter/nft_objref.c
+++ b/net/netfilter/nft_objref.c
@@ -10,6 +10,7 @@
 #include <linux/netfilter.h>
 #include <linux/netfilter/nf_tables.h>
 #include <net/netfilter/nf_tables.h>
+#include <net/netfilter/nf_tables_offload.h>
 
 #define nft_objref_priv(expr)	*((struct nft_object **)nft_expr_priv(expr))
 
@@ -82,6 +83,18 @@ static void nft_objref_activate(const struct nft_ctx *ctx,
 	obj->use++;
 }
 
+static int nft_objref_offload(struct nft_offload_ctx *ctx,
+			      struct nft_flow_rule *flow,
+			      const struct nft_expr *expr)
+{
+	struct nft_object *obj = nft_objref_priv(expr);
+
+	if (obj->ops->offload)
+		return obj->ops->offload(ctx, flow, obj);
+	else
+		return -EOPNOTSUPP;
+}
+
 static struct nft_expr_type nft_objref_type;
 static const struct nft_expr_ops nft_objref_ops = {
 	.type		= &nft_objref_type,
@@ -91,6 +104,8 @@ static void nft_objref_activate(const struct nft_ctx *ctx,
 	.activate	= nft_objref_activate,
 	.deactivate	= nft_objref_deactivate,
 	.dump		= nft_objref_dump,
+	.offload	= nft_objref_offload,
+	.offload_actions = nft_offload_action,
 };
 
 struct nft_objref_map {
-- 
1.8.3.1


  parent reply index

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-01 14:01 [PATCH nf-next v3 0/9] netfilter: nf_tables_offload: support more expr and obj offload wenxu
2019-08-01 14:01 ` [PATCH nf-next v3 1/9] netfilter: nf_flow_offload: add net in offload_ctx wenxu
2019-08-01 14:01 ` [PATCH nf-next v3 2/9] netfilter: nf_tables_offload: add offload_actions callback wenxu
2019-08-01 14:01 ` [PATCH nf-next v3 3/9] netfilter: nft_fwd_netdev: add fw_netdev action support wenxu
2019-08-07 12:15   ` kbuild test robot
2019-08-08  6:06     ` wenxu
2019-08-01 14:01 ` [PATCH nf-next v3 4/9] netfilter: nft_payload: add nft_set_payload offload support wenxu
2019-08-07 12:18   ` kbuild test robot
2019-08-08  6:07     ` wenxu
2019-08-01 14:01 ` [PATCH nf-next v3 5/9] netfilter: nft_tunnel: support NFT_TUNNEL_SRC/DST_IP match wenxu
2019-08-13 18:19   ` Pablo Neira Ayuso
2019-08-14  7:54     ` wenxu
2019-08-14  8:00       ` Pablo Neira Ayuso
2019-08-14  8:19         ` Pablo Neira Ayuso
2019-08-14  8:28           ` wenxu
2019-08-14  9:17             ` Pablo Neira Ayuso
2019-08-14  8:22         ` wenxu
2019-08-01 14:01 ` [PATCH nf-next v3 6/9] netfilter: nft_tunnel: support tunnel meta match offload wenxu
2019-08-01 14:01 ` [PATCH nf-next v3 7/9] netfilter: nft_tunnel: add NFTA_TUNNEL_KEY_RELEASE action wenxu
2019-08-01 14:01 ` wenxu [this message]
2019-08-01 14:01 ` [PATCH nf-next v3 9/9] netfilter: nft_tunnel: support nft_tunnel_obj offload wenxu
2019-08-13 10:58 ` [PATCH nf-next v3 0/9] netfilter: nf_tables_offload: support more expr and obj offload wenxu

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