+/**
+ * struct dp_upcall - metadata to include with a packet to send to userspace
+ * @cmd: One of %OVS_PACKET_CMD_*.
+ * @key: Becomes %OVS_PACKET_ATTR_KEY. Must be nonnull.
+ * @userdata: Is passed to user-space as %OVS_PACKET_ATTR_USERDATA if @cmd is
+ * %OVS_PACKET_CMD_ACTION.
+ */
+struct dp_upcall_info {
+ u8 cmd;
+ const struct sw_flow_key *key;
+ u64 userdata;
+};
+