linux-kernel - Re: [net-next v3 11/11] net: bridge: mcast: export multicast router presence adjacent to a port

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Message-ID: <44fa04ee-752a-34b9-d5d1-e6264aa859c1@nvidia.com>
Date:   Thu, 13 May 2021 14:39:17 +0300
From:   Nikolay Aleksandrov <nikolay@...dia.com>
To:     Linus Lüssing <linus.luessing@...3.blue>,
        netdev@...r.kernel.org
Cc:     Roopa Prabhu <roopa@...dia.com>, Jakub Kicinski <kuba@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        bridge@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [net-next v3 11/11] net: bridge: mcast: export multicast router
 presence adjacent to a port

On 13/05/2021 02:19, Linus Lüssing wrote:
> To properly support routable multicast addresses in batman-adv in a
> group-aware way, a batman-adv node needs to know if it serves multicast
> routers.
> 
> This adds a function to the bridge to export this so that batman-adv
> can then make full use of the Multicast Router Discovery capability of
> the bridge.
> 
> Signed-off-by: Linus Lüssing <linus.luessing@...3.blue>
> ---
>  include/linux/if_bridge.h |  8 ++++++
>  net/bridge/br_multicast.c | 55 +++++++++++++++++++++++++++++++++++++++
>  2 files changed, 63 insertions(+)
> 

Acked-by: Nikolay Aleksandrov <nikolay@...dia.com>