ethdev: add mbuf fast free Tx offload

[dpdk.git] / lib / librte_ether / rte_ethdev.h

diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index da91f87..78de045 100644 (file)
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -991,6 +991,11 @@ struct rte_eth_conf {
  */
 #define DEV_TX_OFFLOAD_MULTI_SEGS      0x00008000
 /**< Device supports multi segment send. */
+#define DEV_TX_OFFLOAD_MBUF_FAST_FREE  0x00010000
+/**< Device supports optimization for fast release of mbufs.
+ *   When set application must guarantee that per-queue all mbufs comes from
+ *   the same mempool and has refcnt = 1.
+ */
 
 struct rte_pci_device;