Re: [dpdk-dev] [PATCH] net/mlx5: fix TSO TCP checksum flag

["Nélio Laranjeiro" <nelio.laranjeiro@6wind.com>]

On Tue, Mar 07, 2017 at 01:47:51PM +0200, Shahaf Shuler wrote:
> Since PKT_TX_TCP_SEG implies PKT_TX_TCP_CKSUM, the PMD must force this
> flag.
> The fix applied for both tunneled and non-tunneled packets.
> 
> Fixes: 19c5dc66b851 ("net/mlx5: add hardware TSO support")
> Fixes: 751f56489e31 ("net/mlx5: add hardware TSO support for VXLAN and GRE")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Shahaf Shuler <shahafs@mellanox.com>
> ---
>  drivers/net/mlx5/mlx5_rxtx.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
> index 405836c..2d33f2d 100644
> --- a/drivers/net/mlx5/mlx5_rxtx.c
> +++ b/drivers/net/mlx5/mlx5_rxtx.c
> @@ -499,6 +499,9 @@
>  				if (is_tunneled	&& txq->tunnel_en) {
>  					tso_header_sz += buf->outer_l2_len +
>  							 buf->outer_l3_len;
> +					cs_flags |= MLX5_ETH_WQE_L4_INNER_CSUM;
> +				} else {
> +					cs_flags |= MLX5_ETH_WQE_L4_CSUM;
>  				}
>  				if (unlikely(tso_header_sz >
>  					     MLX5_MAX_TSO_HEADER))
> -- 
> 1.8.3.1
> 

Acked-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>

-- 
Nélio Laranjeiro
6WIND