netdev - Re: [PATCH net-next 4/9] rtnetlink: bridge: Invoke MDB bulk deletion when needed

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Date: Mon, 18 Dec 2023 12:09:24 +0200
From: Nikolay Aleksandrov <razor@...ckwall.org>
To: Ido Schimmel <idosch@...dia.com>, netdev@...r.kernel.org,
 bridge@...ts.linux-foundation.org
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
 edumazet@...gle.com, roopa@...dia.com, petrm@...dia.com
Subject: Re: [PATCH net-next 4/9] rtnetlink: bridge: Invoke MDB bulk deletion
 when needed

On 17/12/2023 10:32, Ido Schimmel wrote:
> Invoke the new MDB bulk deletion device operation when the 'NLM_F_BULK'
> flag is set in the netlink message header.
> 
> Signed-off-by: Ido Schimmel <idosch@...dia.com>
> Reviewed-by: Petr Machata <petrm@...dia.com>
> ---
>   net/core/rtnetlink.c | 8 ++++++++
>   1 file changed, 8 insertions(+)
> 
> diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
> index 30f030a672f2..349255151ad0 100644
> --- a/net/core/rtnetlink.c
> +++ b/net/core/rtnetlink.c
> @@ -6494,6 +6494,14 @@ static int rtnl_mdb_del(struct sk_buff *skb, struct nlmsghdr *nlh,
>   		return -EINVAL;
>   	}
>   
> +	if (del_bulk) {
> +		if (!dev->netdev_ops->ndo_mdb_del_bulk) {
> +			NL_SET_ERR_MSG(extack, "Device does not support MDB bulk deletion");
> +			return -EOPNOTSUPP;
> +		}
> +		return dev->netdev_ops->ndo_mdb_del_bulk(dev, tb, extack);
> +	}
> +
>   	if (!dev->netdev_ops->ndo_mdb_del) {
>   		NL_SET_ERR_MSG(extack, "Device does not support MDB operations");
>   		return -EOPNOTSUPP;

Acked-by: Nikolay Aleksandrov <razor@...ckwall.org>