[PATCH] net/bonding: fix slave device Rx/Tx offload configuration

[humin (Q)]

Acked-by: Min Hu (Connor) <humin29 at huawei.com>

在 2022/10/28 10:36, Huisong Li 写道:
> Normally, the Rx/Tx offload capability of bonding interface is
> the intersection of the capability of all slave devices. And
> Rx/Tx offloads configuration of slave device comes from bonding
> interface. But now there is a risk that slave device retains its
> previous offload configurations which is not within the offload
> configurations of bond interface.
>
> Fixes: 57b156540f51 ("net/bonding: fix offloading configuration")
> Cc: stable at dpdk.org
>
> Signed-off-by: Huisong Li <lihuisong at huawei.com>
> ---
>   drivers/net/bonding/rte_eth_bond_pmd.c | 17 ++++-------------
>   1 file changed, 4 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
> index dc74852137..ca87490065 100644
> --- a/drivers/net/bonding/rte_eth_bond_pmd.c
> +++ b/drivers/net/bonding/rte_eth_bond_pmd.c
> @@ -1741,20 +1741,11 @@ slave_configure(struct rte_eth_dev *bonded_eth_dev,
>   	slave_eth_dev->data->dev_conf.link_speeds =
>   			bonded_eth_dev->data->dev_conf.link_speeds;
>   
> -	slave_eth_dev->data->dev_conf.txmode.offloads |=
> -		bonded_eth_dev->data->dev_conf.txmode.offloads;
> -
> -	slave_eth_dev->data->dev_conf.txmode.offloads &=
> -		(bonded_eth_dev->data->dev_conf.txmode.offloads |
> -		~internals->tx_offload_capa);
> -
> -	slave_eth_dev->data->dev_conf.rxmode.offloads |=
> -		bonded_eth_dev->data->dev_conf.rxmode.offloads;
> -
> -	slave_eth_dev->data->dev_conf.rxmode.offloads &=
> -		(bonded_eth_dev->data->dev_conf.rxmode.offloads |
> -		~internals->rx_offload_capa);
> +	slave_eth_dev->data->dev_conf.txmode.offloads =
> +			bonded_eth_dev->data->dev_conf.txmode.offloads;
>   
> +	slave_eth_dev->data->dev_conf.rxmode.offloads =
> +			bonded_eth_dev->data->dev_conf.rxmode.offloads;
>   
>   	nb_rx_queues = bonded_eth_dev->data->nb_rx_queues;
>   	nb_tx_queues = bonded_eth_dev->data->nb_tx_queues;