r = rte_ring_create(RING_NAME, RING_SIZE, rte_socket_id(),
RING_F_SP_ENQ|RING_F_SC_DEQ);
if (r == NULL && (r = rte_ring_lookup(RING_NAME)) == NULL)
r = rte_ring_create(RING_NAME, RING_SIZE, rte_socket_id(),
RING_F_SP_ENQ|RING_F_SC_DEQ);
if (r == NULL && (r = rte_ring_lookup(RING_NAME)) == NULL)