net/mlx5: fix disabling Tx packet inlining

Adding 'txq_inline=0' to PMD parameter should disable Tx packet inlining
but it doesn't work properly for Enhanced Multi-Packet Send.

Fixes: 6ce84bd88919 ("net/mlx5: add enhanced multi-packet send for ConnectX-5")
Cc: stable@dpdk.org
Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
Acked-by: Shahaf Shuler <shahafs@mellanox.com>
Acked-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>

diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index dc4ead9..049f7e6 100644 (file)
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -1382,7 +1382,7 @@ txq_burst_empw(struct mlx5_txq_data *txq, struct rte_mbuf **pkts,
                                (!txq->mpw_hdr_dseg ||
                                 mpw.total_len >= MLX5_WQE_SIZE);
                }
-               if (do_inline) {
+               if (max_inline && do_inline) {
                        /* Inline packet into WQE. */
                        unsigned int max;