mbuf: increase port initialization value

[dpdk.git] / lib / librte_mbuf / rte_mbuf.h

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index 55206d9..cc38040 100644 (file)
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -1087,6 +1087,8 @@ static inline void rte_pktmbuf_reset_headroom(struct rte_mbuf *m)
  * @param m
  *   The packet mbuf to be resetted.
  */
+#define MBUF_INVALID_PORT UINT16_MAX
+
 static inline void rte_pktmbuf_reset(struct rte_mbuf *m)
 {
        m->next = NULL;
@@ -1095,7 +1097,7 @@ static inline void rte_pktmbuf_reset(struct rte_mbuf *m)
        m->vlan_tci = 0;
        m->vlan_tci_outer = 0;
        m->nb_segs = 1;
-       m->port = 0xff;
+       m->port = MBUF_INVALID_PORT;
 
        m->ol_flags = 0;
        m->packet_type = 0;
@@ -1138,6 +1140,7 @@ static inline struct rte_mbuf *rte_pktmbuf_alloc(struct rte_mempool *mp)
  *    Array size
  *  @return
  *   - 0: Success
+ *   - -ENOENT: Not enough entries in the mempool; no mbufs are retrieved.
  */
 static inline int rte_pktmbuf_alloc_bulk(struct rte_mempool *pool,
         struct rte_mbuf **mbufs, unsigned count)