mbuf: introduce routine to get private mbuf pool flags

The routine rte_pktmbuf_priv_flags is introduced to fetch
the flags from the mbuf memory pool private structure
in unified fashion.

Signed-off-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index 2d4bda2..9b0691d 100644 (file)
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -306,6 +306,23 @@ struct rte_pktmbuf_pool_private {
        uint32_t flags; /**< reserved for future use. */
 };
 
+/**
+ * Return the flags from private data in an mempool structure.
+ *
+ * @param mp
+ *   A pointer to the mempool structure.
+ * @return
+ *   The flags from the private data structure.
+ */
+static inline uint32_t
+rte_pktmbuf_priv_flags(struct rte_mempool *mp)
+{
+       struct rte_pktmbuf_pool_private *mbp_priv;
+
+       mbp_priv = (struct rte_pktmbuf_pool_private *)rte_mempool_get_priv(mp);
+       return mbp_priv->flags;
+}
+
 #ifdef RTE_LIBRTE_MBUF_DEBUG
 
 /**  check mbuf type in debug mode */