netdev - [PATCH 11/29] netfilter: flowtable: add nf_flow_table_block_offload

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Date:   Wed, 18 Mar 2020 01:39:38 +0100
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     netfilter-devel@...r.kernel.org
Cc:     davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH 11/29] netfilter: flowtable: add nf_flow_table_block_offload_init()

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

Add nf_flow_table_block_offload_init prepare for the indr block
offload patch

Signed-off-by: wenxu <wenxu@...oud.cn>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
 net/netfilter/nf_flow_table_offload.c | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/net/netfilter/nf_flow_table_offload.c b/net/netfilter/nf_flow_table_offload.c
index 88695ff44e76..c4cb03555315 100644
--- a/net/netfilter/nf_flow_table_offload.c
+++ b/net/netfilter/nf_flow_table_offload.c
@@ -812,6 +812,21 @@ static int nf_flow_table_block_setup(struct nf_flowtable *flowtable,
 	return err;
 }
 
+static void nf_flow_table_block_offload_init(struct flow_block_offload *bo,
+					     struct net *net,
+					     enum flow_block_command cmd,
+					     struct nf_flowtable *flowtable,
+					     struct netlink_ext_ack *extack)
+{
+	memset(bo, 0, sizeof(*bo));
+	bo->net		= net;
+	bo->block	= &flowtable->flow_block;
+	bo->command	= cmd;
+	bo->binder_type	= FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
+	bo->extack	= extack;
+	INIT_LIST_HEAD(&bo->cb_list);
+}
+
 static int nf_flow_table_offload_cmd(struct flow_block_offload *bo,
 				     struct nf_flowtable *flowtable,
 				     struct net_device *dev,
@@ -823,14 +838,8 @@ static int nf_flow_table_offload_cmd(struct flow_block_offload *bo,
 	if (!dev->netdev_ops->ndo_setup_tc)
 		return -EOPNOTSUPP;
 
-	memset(bo, 0, sizeof(*bo));
-	bo->net		= dev_net(dev);
-	bo->block	= &flowtable->flow_block;
-	bo->command	= cmd;
-	bo->binder_type	= FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
-	bo->extack	= extack;
-	INIT_LIST_HEAD(&bo->cb_list);
-
+	nf_flow_table_block_offload_init(bo, dev_net(dev), cmd, flowtable,
+					 extack);
 	err = dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_FT, bo);
 	if (err < 0)
 		return err;
-- 
2.11.0