netdev - Re: [PATCH v2] net/mlx5e: Add bonding device for indr block to offload the packet received from bonding device

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Message-ID: <4702c2da4a5a8a065f36c5414fa4057ba9f12883.camel@mellanox.com>
Date:   Fri, 17 May 2019 20:34:13 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     "wenxu@...oud.cn" <wenxu@...oud.cn>, Roi Dayan <roid@...lanox.com>,
        Or Gerlitz <ogerlitz@...lanox.com>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH v2] net/mlx5e: Add bonding device for indr block to
 offload the packet received from bonding device

On Fri, 2019-05-17 at 17:17 +0800, wenxu@...oud.cn wrote:
> From: wenxu <wenxu@...oud.cn>
> 
> The mlx5e support the lag mode. When add mlx_p0 and mlx_p1 to bond0.
> packet received from mlx_p0 or mlx_p1 and in the ingress tc flower
> forward to vf0. The tc rule can't be offloaded because there is
> no indr_register_block for the bonding device.
> 
> Signed-off-by: wenxu <wenxu@...oud.cn>

Hi Wenxu, thanks for the patch

I would like to wait for some feedback from Roi and his team, 
Guys can you please provide feedback ?

Thanks,
Saeed

> ---
>  drivers/net/ethernet/mellanox/mlx5/core/en_rep.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
> b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
> index 91e24f1..134fa0b 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
> @@ -796,6 +796,7 @@ static int mlx5e_nic_rep_netdevice_event(struct
> notifier_block *nb,
>  	struct net_device *netdev = netdev_notifier_info_to_dev(ptr);
>  
>  	if (!mlx5e_tc_tun_device_to_offload(priv, netdev) &&
> +	    !netif_is_bond_master(netdev) &&
>  	    !is_vlan_dev(netdev))
>  		return NOTIFY_OK;
>