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| author | Benjamin LaHaise <benjamin.lahaise@netronome.com> | 2017-04-22 23:52:46 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-24 21:30:46 +0300 |
| commit | 029c1ecbb2429cf08c7bd2de81e929f81feea914 (patch) | |
| tree | 089ec0aa72c309409049b892c49cb867fb3732b1 /include | |
| parent | 3ec21b6580792c9890e265a46488afbe7dabc5d6 (diff) | |
| download | linux-029c1ecbb2429cf08c7bd2de81e929f81feea914.tar.xz | |
flow_dissector: add mpls support (v2)
Add support for parsing MPLS flows to the flow dissector in preparation for
adding MPLS match support to cls_flower.
Signed-off-by: Benjamin LaHaise <benjamin.lahaise@netronome.com>
Signed-off-by: Benjamin LaHaise <bcrl@kvack.org>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Simon Horman <simon.horman@netronome.com>
Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: Cong Wang <xiyou.wangcong@gmail.com>
Cc: Jiri Pirko <jiri@mellanox.com>
Cc: Eric Dumazet <jhs@mojatatu.com>
Cc: Hadar Hen Zion <hadarh@mellanox.com>
Cc: Gao Feng <fgao@ikuai8.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mpls.h | 5 | ||||
| -rw-r--r-- | include/net/flow_dissector.h | 8 |
2 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/mpls.h b/include/linux/mpls.h index 9999145bc190..384fb22b6c43 100644 --- a/include/linux/mpls.h +++ b/include/linux/mpls.h @@ -3,4 +3,9 @@ #include <uapi/linux/mpls.h> +#define MPLS_TTL_MASK (MPLS_LS_TTL_MASK >> MPLS_LS_TTL_SHIFT) +#define MPLS_BOS_MASK (MPLS_LS_S_MASK >> MPLS_LS_S_SHIFT) +#define MPLS_TC_MASK (MPLS_LS_TC_MASK >> MPLS_LS_TC_SHIFT) +#define MPLS_LABEL_MASK (MPLS_LS_LABEL_MASK >> MPLS_LS_LABEL_SHIFT) + #endif /* _LINUX_MPLS_H */ diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h index ac9703018a3a..8d21d448daa9 100644 --- a/include/net/flow_dissector.h +++ b/include/net/flow_dissector.h @@ -41,6 +41,13 @@ struct flow_dissector_key_vlan { u16 padding; }; +struct flow_dissector_key_mpls { + u32 mpls_ttl:8, + mpls_bos:1, + mpls_tc:3, + mpls_label:20; +}; + struct flow_dissector_key_keyid { __be32 keyid; }; @@ -169,6 +176,7 @@ enum flow_dissector_key_id { FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS, /* struct flow_dissector_key_ipv6_addrs */ FLOW_DISSECTOR_KEY_ENC_CONTROL, /* struct flow_dissector_key_control */ FLOW_DISSECTOR_KEY_ENC_PORTS, /* struct flow_dissector_key_ports */ + FLOW_DISSECTOR_KEY_MPLS, /* struct flow_dissector_key_mpls */ FLOW_DISSECTOR_KEY_MAX, }; |