Signed-off-by: Yong Wang <yongwang at vmware.com> --- drivers/net/vmxnet3/vmxnet3_rxtx.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/net/vmxnet3/vmxnet3_rxtx.c b/drivers/net/vmxnet3/vmxnet3_rxtx.c index 4ccab0e..f3af2f2 100644 --- a/drivers/net/vmxnet3/vmxnet3_rxtx.c +++ b/drivers/net/vmxnet3/vmxnet3_rxtx.c @@ -332,6 +332,8 @@ vmxnet3_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_tx; vmxnet3_tx_queue_t *txq = tx_queue; struct vmxnet3_hw *hw = txq->hw; + Vmxnet3_TxQueueCtrl *txq_ctrl = &txq->shared->ctrl; + uint32_t deferred = rte_le_to_cpu_32(txq_ctrl->txNumDeferred); if (unlikely(txq->stopped)) { PMD_TX_LOG(DEBUG, "Tx queue is stopped."); @@ -419,15 +421,14 @@ vmxnet3_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, rte_compiler_barrier(); gdesc->dword[2] ^= VMXNET3_TXD_GEN; - txq->shared->ctrl.txNumDeferred++; + txq_ctrl->txNumDeferred = rte_cpu_to_le_32(++deferred); nb_tx++; } - PMD_TX_LOG(DEBUG, "vmxnet3 txThreshold: %u", txq->shared->ctrl.txThreshold); + PMD_TX_LOG(DEBUG, "vmxnet3 txThreshold: %u", rte_le_to_cpu_32(txq_ctrl->txThreshold)); - if (txq->shared->ctrl.txNumDeferred >= txq->shared->ctrl.txThreshold) { - - txq->shared->ctrl.txNumDeferred = 0; + if (deferred >= rte_le_to_cpu_32(txq_ctrl->txThreshold)) { + txq_ctrl->txNumDeferred = 0; /* Notify vSwitch that packets are available. */ VMXNET3_WRITE_BAR0_REG(hw, (VMXNET3_REG_TXPROD + txq->queue_id * VMXNET3_REG_ALIGN), txq->cmd_ring.next2fill); -- 1.9.1