+/*
+ * Fills in the required rte_mbuf fields for chained buffers given a VLIB chain.
+ */
+void vlib_buffer_chain_validate (vlib_main_t * vm, vlib_buffer_t * b_first)
+{
+ vlib_buffer_t *b = b_first, *prev = b_first;
+ struct rte_mbuf *mb_first = ((struct rte_mbuf *) b) - 1;
+
+ mb_first->pkt_len = mb_first-> data_len = b_first->current_length;
+ while (b->flags & VLIB_BUFFER_NEXT_PRESENT) {
+ b = vlib_get_buffer(vm, b->next_buffer);
+ mb_first->nb_segs++;
+ mb_first->pkt_len += b->current_length;
+ (((struct rte_mbuf *) prev) - 1)->next = (((struct rte_mbuf *) b) - 1);
+ (((struct rte_mbuf *) b) - 1)->data_len = b->current_length;
+ prev = b;
+ }
+}
+