mbuf: use C11 atomic builtins for refcnt

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

diff --git a/lib/librte_mbuf/rte_mbuf_core.h b/lib/librte_mbuf/rte_mbuf_core.h
index 16600f1..8cd7137 100644 (file)
--- a/lib/librte_mbuf/rte_mbuf_core.h
+++ b/lib/librte_mbuf/rte_mbuf_core.h
@@ -679,7 +679,11 @@ typedef void (*rte_mbuf_extbuf_free_callback_t)(void *addr, void *opaque);
 struct rte_mbuf_ext_shared_info {
        rte_mbuf_extbuf_free_callback_t free_cb; /**< Free callback function */
        void *fcb_opaque;                        /**< Free callback argument */
-       rte_atomic16_t refcnt_atomic;        /**< Atomically accessed refcnt */
+       RTE_STD_C11
+       union {
+               rte_atomic16_t refcnt_atomic; /**< Atomically accessed refcnt */
+               uint16_t refcnt;
+       };
 };
 
 /**< Maximum number of nb_segs allowed. */