[dpdk-dev] [PATCH] net/i40e: fix missing mbuf fast free offload

Xing, Beilei beilei.xing at intel.com
Mon May 7 07:08:42 CEST 2018



> -----Original Message-----
> From: Zhang, Qi Z
> Sent: Monday, May 7, 2018 9:26 AM
> To: Yigit, Ferruh <ferruh.yigit at intel.com>
> Cc: Xing, Beilei <beilei.xing at intel.com>; dev at dpdk.org; Zhang, Qi Z
> <qi.z.zhang at intel.com>
> Subject: [PATCH] net/i40e: fix missing mbuf fast free offload
> 
> Expose the missing mbuf fast free capability since i40 does support it.
> 
> Fixes: 7497d3e2f777 ("net/i40e: convert to new Tx offloads API")
> 
> Signed-off-by: Qi Zhang <qi.z.zhang at intel.com>
> ---
>  drivers/net/i40e/i40e_ethdev.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
> index 92ee6c5ae..e866c3081 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -3301,7 +3301,7 @@ i40e_dev_info_get(struct rte_eth_dev *dev, struct
> rte_eth_dev_info *dev_info)
>  		DEV_RX_OFFLOAD_VLAN_FILTER |
>  		DEV_RX_OFFLOAD_JUMBO_FRAME;
> 
> -	dev_info->tx_queue_offload_capa = 0;
> +	dev_info->tx_queue_offload_capa =
> DEV_TX_OFFLOAD_MBUF_FAST_FREE;
>  	dev_info->tx_offload_capa =
>  		DEV_TX_OFFLOAD_VLAN_INSERT |
>  		DEV_TX_OFFLOAD_QINQ_INSERT |
> @@ -3314,7 +3314,9 @@ i40e_dev_info_get(struct rte_eth_dev *dev, struct
> rte_eth_dev_info *dev_info)
>  		DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
>  		DEV_TX_OFFLOAD_GRE_TNL_TSO |
>  		DEV_TX_OFFLOAD_IPIP_TNL_TSO |
> -		DEV_TX_OFFLOAD_GENEVE_TNL_TSO;
> +		DEV_TX_OFFLOAD_GENEVE_TNL_TSO |
> +		dev_info->tx_queue_offload_capa;
> +
>  	dev_info->dev_capa =
>  		RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
>  		RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
> --
> 2.13.6

Acked-by: Beilei Xing <beilei.xing at intel.com>



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