1 files changed, 1 insertions, 0 deletions

diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h
index b15a445927d6..c55efaaa9bb4 100644
--- a/include/uapi/linux/openvswitch.h
+++ b/include/uapi/linux/openvswitch.h
@@ -164,6 +164,7 @@ enum ovs_vport_type {
         OVS_VPORT_TYPE_UNSPEC,
         OVS_VPORT_TYPE_NETDEV,   /* network device */
         OVS_VPORT_TYPE_INTERNAL, /* network device implemented by datapath */
+        OVS_VPORT_TYPE_GRE,      /* GRE tunnel. */
         __OVS_VPORT_TYPE_MAX
 };