summaryrefslogtreecommitdiff
path: root/include/uapi/linux/openvswitch.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/uapi/linux/openvswitch.h')
-rw-r--r--include/uapi/linux/openvswitch.h18
1 files changed, 14 insertions, 4 deletions
diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h
index 9d1710f20505..ce3e1738d427 100644
--- a/include/uapi/linux/openvswitch.h
+++ b/include/uapi/linux/openvswitch.h
@@ -351,11 +351,21 @@ enum ovs_key_attr {
OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV4, /* struct ovs_key_ct_tuple_ipv4 */
OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV6, /* struct ovs_key_ct_tuple_ipv6 */
OVS_KEY_ATTR_NSH, /* Nested set of ovs_nsh_key_* */
- OVS_KEY_ATTR_IPV6_EXTHDRS, /* struct ovs_key_ipv6_exthdr */
-#ifdef __KERNEL__
- OVS_KEY_ATTR_TUNNEL_INFO, /* struct ip_tunnel_info */
-#endif
+ /* User space decided to squat on types 29 and 30. They are defined
+ * below, but should not be sent to the kernel.
+ *
+ * WARNING: No new types should be added unless they are defined
+ * for both kernel and user space (no 'ifdef's). It's hard
+ * to keep compatibility otherwise.
+ */
+ OVS_KEY_ATTR_PACKET_TYPE, /* be32 packet type */
+ OVS_KEY_ATTR_ND_EXTENSIONS, /* IPv6 Neighbor Discovery extensions */
+
+ OVS_KEY_ATTR_TUNNEL_INFO, /* struct ip_tunnel_info.
+ * For in-kernel use only.
+ */
+ OVS_KEY_ATTR_IPV6_EXTHDRS, /* struct ovs_key_ipv6_exthdr */
__OVS_KEY_ATTR_MAX
};