-#define LOG2_VNET_BUFFER_RTE_MBUF_IS_VALID LOG2_VLIB_BUFFER_FLAG_USER(7)
-#define VNET_BUFFER_RTE_MBUF_IS_VALID (1 << LOG2_VNET_BUFFER_RTE_MBUF_IS_VALID)
+#define LOG2_VNET_BUFFER_LOCALLY_ORIGINATED LOG2_VLIB_BUFFER_FLAG_USER(7)
+#define VNET_BUFFER_LOCALLY_ORIGINATED (1 << LOG2_VNET_BUFFER_LOCALLY_ORIGINATED)
+
+#define LOG2_VNET_BUFFER_SPAN_CLONE LOG2_VLIB_BUFFER_FLAG_USER(8)
+#define VNET_BUFFER_SPAN_CLONE (1 << LOG2_VNET_BUFFER_SPAN_CLONE)