[dpdk-dev] [PATCH] net/i40e: fix flow RSS tci using error

[Zhang, Qi Z]

> -----Original Message-----
> From: Zhao1, Wei
> Sent: Tuesday, April 3, 2018 2:10 PM
> To: dev at dpdk.org
> Cc: Zhang, Qi Z <qi.z.zhang at intel.com>; Zhao1, Wei <wei.zhao1 at intel.com>
> Subject: [PATCH] net/i40e: fix flow RSS tci using error
> 
> Vlan tci configuration from testpmd is store in big endian, so it need to be
> change to little endian before using.
> 
> Fixes: ecad87d22383 ("net/i40e: move RSS to flow API")
> Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
> Tested-by: Peng Yuan <yuan.peng at intel.com>

Acked-by: Qi Zhang <qi.z.zhang at intel.com>

Please don't forget to Cc: stable at dpdk.org, if you fix an issue for previous release.

Regards
Qi

> ---
>  drivers/net/i40e/i40e_flow.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c index
> fa562d3..8d0a36b 100644
> --- a/drivers/net/i40e/i40e_flow.c
> +++ b/drivers/net/i40e/i40e_flow.c
> @@ -4151,7 +4151,8 @@ i40e_flow_parse_rss_pattern(__rte_unused struct
> rte_eth_dev *dev,
>  				if (vlan_mask->tci ==
>  					rte_cpu_to_be_16(I40E_TCI_MASK)) {
>  					info->region[0].user_priority[0] =
> -						(vlan_spec->tci >> 13) & 0x7;
> +						(rte_be_to_cpu_16(
> +						vlan_spec->tci) >> 13) & 0x7;
>  					info->region[0].user_priority_num = 1;
>  					info->queue_region_number = 1;
>  					*action_flag = 0;
> --
> 2.7.5