diff options
| author | Thomas Graf <tgraf@suug.ch> | 2015-07-21 10:44:00 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-07-21 10:39:06 -0700 |
| commit | 3093fbe7ff4bc7d1571fc217dade1cf80330a714 (patch) | |
| tree | 4c510f554d3e35e5150c47b3ac107801fc88dede /include/net | |
| parent | 1b7179d3adff0ab71f85ee24d7de28ccb7734b89 (diff) | |
| download | op-kernel-dev-3093fbe7ff4bc7d1571fc217dade1cf80330a714.zip op-kernel-dev-3093fbe7ff4bc7d1571fc217dade1cf80330a714.tar.gz | |
route: Per route IP tunnel metadata via lightweight tunnel
This introduces a new IP tunnel lightweight tunnel type which allows
to specify IP tunnel instructions per route. Only IPv4 is supported
at this point.
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/dst_metadata.h | 12 | ||||
| -rw-r--r-- | include/net/ip_tunnels.h | 7 |
2 files changed, 17 insertions, 2 deletions
diff --git a/include/net/dst_metadata.h b/include/net/dst_metadata.h index e843937..7b03068 100644 --- a/include/net/dst_metadata.h +++ b/include/net/dst_metadata.h @@ -23,13 +23,23 @@ static inline struct metadata_dst *skb_metadata_dst(struct sk_buff *skb) return NULL; } -static inline struct ip_tunnel_info *skb_tunnel_info(struct sk_buff *skb) +static inline struct ip_tunnel_info *skb_tunnel_info(struct sk_buff *skb, + int family) { struct metadata_dst *md_dst = skb_metadata_dst(skb); + struct rtable *rt; if (md_dst) return &md_dst->u.tun_info; + switch (family) { + case AF_INET: + rt = (struct rtable *)skb_dst(skb); + if (rt && rt->rt_lwtstate) + return lwt_tun_info(rt->rt_lwtstate); + break; + } + return NULL; } diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index d11530f..0b7e18c 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -9,9 +9,9 @@ #include <net/dsfield.h> #include <net/gro_cells.h> #include <net/inet_ecn.h> -#include <net/ip.h> #include <net/netns/generic.h> #include <net/rtnetlink.h> +#include <net/lwtunnel.h> #if IS_ENABLED(CONFIG_IPV6) #include <net/ipv6.h> @@ -298,6 +298,11 @@ static inline void *ip_tunnel_info_opts(struct ip_tunnel_info *info, size_t n) return info + 1; } +static inline struct ip_tunnel_info *lwt_tun_info(struct lwtunnel_state *lwtstate) +{ + return (struct ip_tunnel_info *)lwtstate->data; +} + #endif /* CONFIG_INET */ #endif /* __NET_IP_TUNNELS_H */ |
