diff options
Diffstat (limited to 'include/uapi/linux/openvswitch.h')
| -rw-r--r-- | include/uapi/linux/openvswitch.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h index a87b44cd5590..ae2bff14e7e1 100644 --- a/include/uapi/linux/openvswitch.h +++ b/include/uapi/linux/openvswitch.h @@ -673,6 +673,32 @@ struct ovs_action_push_mpls { }; /** + * struct ovs_action_add_mpls - %OVS_ACTION_ATTR_ADD_MPLS action + * argument. + * @mpls_lse: MPLS label stack entry to push. + * @mpls_ethertype: Ethertype to set in the encapsulating ethernet frame. + * @tun_flags: MPLS tunnel attributes. + * + * The only values @mpls_ethertype should ever be given are %ETH_P_MPLS_UC and + * %ETH_P_MPLS_MC, indicating MPLS unicast or multicast. Other are rejected. + */ +struct ovs_action_add_mpls { + __be32 mpls_lse; + __be16 mpls_ethertype; /* Either %ETH_P_MPLS_UC or %ETH_P_MPLS_MC */ + __u16 tun_flags; +}; + +#define OVS_MPLS_L3_TUNNEL_FLAG_MASK (1 << 0) /* Flag to specify the place of + * insertion of MPLS header. + * When false, the MPLS header + * will be inserted at the start + * of the packet. + * When true, the MPLS header + * will be inserted at the start + * of the l3 header. + */ + +/** * struct ovs_action_push_vlan - %OVS_ACTION_ATTR_PUSH_VLAN action argument. * @vlan_tpid: Tag protocol identifier (TPID) to push. * @vlan_tci: Tag control identifier (TCI) to push. The CFI bit must be set @@ -892,6 +918,10 @@ struct check_pkt_len_arg { * @OVS_ACTION_ATTR_CHECK_PKT_LEN: Check the packet length and execute a set * of actions if greater than the specified packet length, else execute * another set of actions. + * @OVS_ACTION_ATTR_ADD_MPLS: Push a new MPLS label stack entry at the + * start of the packet or at the start of the l3 header depending on the value + * of l3 tunnel flag in the tun_flags field of OVS_ACTION_ATTR_ADD_MPLS + * argument. * * Only a single header can be set with a single %OVS_ACTION_ATTR_SET. Not all * fields within a header are modifiable, e.g. the IPv4 protocol and fragment @@ -927,6 +957,7 @@ enum ovs_action_attr { OVS_ACTION_ATTR_METER, /* u32 meter ID. */ OVS_ACTION_ATTR_CLONE, /* Nested OVS_CLONE_ATTR_*. */ OVS_ACTION_ATTR_CHECK_PKT_LEN, /* Nested OVS_CHECK_PKT_LEN_ATTR_*. */ + OVS_ACTION_ATTR_ADD_MPLS, /* struct ovs_action_add_mpls. */ __OVS_ACTION_ATTR_MAX, /* Nothing past this will be accepted * from userspace. */ |