unsigned int elts_head = txq_ctrl->txq.elts_head;
unsigned int elts_tail = txq_ctrl->txq.elts_tail;
struct rte_mbuf *(*elts)[elts_n] = txq_ctrl->txq.elts;
unsigned int elts_head = txq_ctrl->txq.elts_head;
unsigned int elts_tail = txq_ctrl->txq.elts_tail;
struct rte_mbuf *(*elts)[elts_n] = txq_ctrl->txq.elts;