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netfilter: flowtable: add tunnel match offload support

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This patch support both ipv4 and ipv6 tunnel_id, tunnel_src and
tunnel_dst match for flowtable offload

Signed-off-by: wenxu <wenxu@ucloud.cn>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
wenxu
2020-02-24 05:22:54 +01:00
committed by Pablo Neira Ayuso
parent b5140a36da
commit cfab6dbd0e
2 changed files with 66 additions and 3 deletions
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6
include/net/netfilter/nf_flow_table.h
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@@ -19,11 +19,17 @@ enum flow_offload_tuple_dir;
struct nf_flow_key {
struct flow_dissector_key_meta meta;
struct flow_dissector_key_control control;
struct flow_dissector_key_control enc_control;
struct flow_dissector_key_basic basic;
union {
struct flow_dissector_key_ipv4_addrs ipv4;
struct flow_dissector_key_ipv6_addrs ipv6;
};
struct flow_dissector_key_keyid enc_key_id;
union {
struct flow_dissector_key_ipv4_addrs enc_ipv4;
struct flow_dissector_key_ipv6_addrs enc_ipv6;
};
struct flow_dissector_key_tcp tcp;
struct flow_dissector_key_ports tp;
} __aligned(BITS_PER_LONG / 8); /* Ensure that we can do comparisons as longs. */