/** Default behavior of insertion, single writer/multi writer */
#define RTE_HASH_EXTRA_FLAGS_MULTI_WRITER_ADD 0x02
+/** Flag to support reader writer concurrency */
+#define RTE_HASH_EXTRA_FLAGS_RW_CONCURRENCY 0x04
+
/** Signature of key that is stored internally. */
typedef uint32_t hash_sig_t;