[dpdk-dev] [PATCH] net/mlx5: fix wrong use of vector instruction

[Elad Persiko]

Constraint alignment was not respected in Tx.

Fixes: 1d88ba171942 ("net/mlx5: refactor Tx data path")

Signed-off-by: Elad Persiko <eladpe at mellanox.com>
---
 drivers/net/mlx5/mlx5_rxtx.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index 21164ba..ba8e202 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -309,7 +309,7 @@ mlx5_tx_dbrec(struct txq *txq)
        *txq->qp_db = htonl(txq->wqe_ci);
        /* Ensure ordering between DB record and BF copy. */
        rte_wmb();
-       rte_mov16(dst, (uint8_t *)data);
+       memcpy(dst, (uint8_t *)data, 16);
        txq->bf_offset ^= (1 << txq->bf_buf_size);
 }

@@ -449,7 +449,7 @@ mlx5_tx_burst(void *dpdk_txq, struct rte_mbuf **pkts, 
uint16_t pkts_n)
                wqe->eseg.mss = 0;
                wqe->eseg.rsvd2 = 0;
                /* Start by copying the Ethernet Header. */
-               rte_mov16((uint8_t *)raw, (uint8_t *)addr);
+               memcpy((uint8_t *)raw, ((uint8_t *)addr), 16);
                length -= MLX5_WQE_DWORD_SIZE;
                addr += MLX5_WQE_DWORD_SIZE;
                /* Replace the Ethernet type by the VLAN if necessary. */
-- 
1.8.3.1