[PATCH v2 7/8] net/mlx5: replace IO memory barrier with DMA memory barrier
From: Yongseok Koh <hidden>
Date: 2018-01-16 01:12:35
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: Yongseok Koh <redacted> --- drivers/net/mlx5/mlx5_rxtx.c | 4 ++-- drivers/net/mlx5/mlx5_rxtx.h | 2 +- drivers/net/mlx5/mlx5_rxtx_vec.h | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index 3b8f71c28..99a5f8681 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c@@ -1898,9 +1898,9 @@ mlx5_rx_burst(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n) return 0; /* Update the consumer index. */ rxq->rq_ci = rq_ci >> sges_n; - rte_io_wmb(); + rte_dma_wmb(); *rxq->cq_db = rte_cpu_to_be_32(rxq->cq_ci); - rte_io_wmb(); + rte_dma_wmb(); *rxq->rq_db = rte_cpu_to_be_32(rxq->rq_ci); #ifdef MLX5_PMD_SOFT_COUNTERS /* Increment packets counter. */
diff --git a/drivers/net/mlx5/mlx5_rxtx.h b/drivers/net/mlx5/mlx5_rxtx.h
index a239642ac..480653f34 100644
--- a/drivers/net/mlx5/mlx5_rxtx.h
+++ b/drivers/net/mlx5/mlx5_rxtx.h@@ -598,7 +598,7 @@ mlx5_tx_dbrec_cond_wmb(struct mlx5_txq_data *txq, volatile struct mlx5_wqe *wqe, uint64_t *dst = (uint64_t *)((uintptr_t)txq->bf_reg); volatile uint64_t *src = ((volatile uint64_t *)wqe); - rte_io_wmb(); + rte_dma_wmb(); *txq->qp_db = rte_cpu_to_be_32(txq->wqe_ci); /* Ensure ordering between DB record and BF copy. */ rte_wmb();
diff --git a/drivers/net/mlx5/mlx5_rxtx_vec.h b/drivers/net/mlx5/mlx5_rxtx_vec.h
index 7d7f016f1..9db1dddbe 100644
--- a/drivers/net/mlx5/mlx5_rxtx_vec.h
+++ b/drivers/net/mlx5/mlx5_rxtx_vec.h@@ -135,7 +135,7 @@ mlx5_rx_replenish_bulk_mbuf(struct mlx5_rxq_data *rxq, uint16_t n) elts_idx = rxq->rq_ci & q_mask; for (i = 0; i < MLX5_VPMD_DESCS_PER_LOOP; ++i) (*rxq->elts)[elts_idx + i] = &rxq->fake_mbuf; - rte_io_wmb(); + rte_dma_wmb(); *rxq->rq_db = rte_cpu_to_be_32(rxq->rq_ci); }
--
2.11.0