diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/skbuff.h | 1 | ||||
| -rw-r--r-- | include/net/dst_metadata.h | 13 | ||||
| -rw-r--r-- | include/net/ip_tunnels.h | 14 | ||||
| -rw-r--r-- | include/net/vxlan.h | 10 | ||||
| -rw-r--r-- | include/uapi/linux/if_link.h | 1 |
5 files changed, 38 insertions, 1 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 6bd96fe9416a..648a2c241993 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -3469,5 +3469,6 @@ static inline unsigned int skb_gso_network_seglen(const struct sk_buff *skb) skb_network_header(skb); return hdr_len + skb_gso_transport_seglen(skb); } + #endif /* __KERNEL__ */ #endif /* _LINUX_SKBUFF_H */ diff --git a/include/net/dst_metadata.h b/include/net/dst_metadata.h index 4f7694f3c7d0..e843937fb30a 100644 --- a/include/net/dst_metadata.h +++ b/include/net/dst_metadata.h @@ -8,6 +8,9 @@ struct metadata_dst { struct dst_entry dst; size_t opts_len; + union { + struct ip_tunnel_info tun_info; + } u; }; static inline struct metadata_dst *skb_metadata_dst(struct sk_buff *skb) @@ -20,6 +23,16 @@ 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) +{ + struct metadata_dst *md_dst = skb_metadata_dst(skb); + + if (md_dst) + return &md_dst->u.tun_info; + + return NULL; +} + static inline bool skb_valid_dst(const struct sk_buff *skb) { struct dst_entry *dst = skb_dst(skb); diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index 6b9d559ce5f5..d11530f1c1e2 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -38,10 +38,19 @@ struct ip_tunnel_key { __be16 tp_dst; } __packed __aligned(4); /* Minimize padding. */ +/* Indicates whether the tunnel info structure represents receive + * or transmit tunnel parameters. + */ +enum { + IP_TUNNEL_INFO_RX, + IP_TUNNEL_INFO_TX, +}; + struct ip_tunnel_info { struct ip_tunnel_key key; const void *options; u8 options_len; + u8 mode; }; /* 6rd prefix/relay information */ @@ -284,6 +293,11 @@ static inline void iptunnel_xmit_stats(int err, } } +static inline void *ip_tunnel_info_opts(struct ip_tunnel_info *info, size_t n) +{ + return info + 1; +} + #endif /* CONFIG_INET */ #endif /* __NET_IP_TUNNELS_H */ diff --git a/include/net/vxlan.h b/include/net/vxlan.h index 0082b5d33d7d..80a2da29e088 100644 --- a/include/net/vxlan.h +++ b/include/net/vxlan.h @@ -7,6 +7,7 @@ #include <linux/skbuff.h> #include <linux/netdevice.h> #include <linux/udp.h> +#include <net/dst_metadata.h> #define VNI_HASH_BITS 10 #define VNI_HASH_SIZE (1<<VNI_HASH_BITS) @@ -97,6 +98,9 @@ struct vxlanhdr { struct vxlan_metadata { __be32 vni; u32 gbp; + + /* Temporary until vxlan_rcv() API is gone */ + struct metadata_dst *tun_dst; }; struct vxlan_sock; @@ -130,6 +134,8 @@ struct vxlan_sock { #define VXLAN_F_REMCSUM_RX 0x400 #define VXLAN_F_GBP 0x800 #define VXLAN_F_REMCSUM_NOPARTIAL 0x1000 +#define VXLAN_F_COLLECT_METADATA 0x2000 +#define VXLAN_F_FLOW_BASED 0x4000 /* Flags that are used in the receive path. These flags must match in * order for a socket to be shareable @@ -137,7 +143,9 @@ struct vxlan_sock { #define VXLAN_F_RCV_FLAGS (VXLAN_F_GBP | \ VXLAN_F_UDP_ZERO_CSUM6_RX | \ VXLAN_F_REMCSUM_RX | \ - VXLAN_F_REMCSUM_NOPARTIAL) + VXLAN_F_REMCSUM_NOPARTIAL | \ + VXLAN_F_COLLECT_METADATA | \ + VXLAN_F_FLOW_BASED) struct vxlan_sock *vxlan_sock_add(struct net *net, __be16 port, vxlan_rcv_t *rcv, void *data, diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index 24d68b797c59..9eeb5d9cf8f0 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -382,6 +382,7 @@ enum { IFLA_VXLAN_REMCSUM_RX, IFLA_VXLAN_GBP, IFLA_VXLAN_REMCSUM_NOPARTIAL, + IFLA_VXLAN_FLOWBASED, __IFLA_VXLAN_MAX }; #define IFLA_VXLAN_MAX (__IFLA_VXLAN_MAX - 1) |