netdev - Re: [PATCH net-next v2 05/14] net: bridge: mcast: track active state, foreign IGMP/MLD querier disappearance

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Message-ID: <20260208160816.GE154003@shredder>
Date: Sun, 8 Feb 2026 18:08:16 +0200
From: Ido Schimmel <idosch@...dia.com>
To: Linus Lüssing <linus.luessing@...3.blue>
Cc: bridge@...ts.linux.dev, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Nikolay Aleksandrov <razor@...ckwall.org>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	Simon Horman <horms@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>,
	"David S . Miller" <davem@...emloft.net>,
	Kuniyuki Iwashima <kuniyu@...gle.com>,
	Stanislav Fomichev <sdf@...ichev.me>,
	Xiao Liang <shaw.leon@...il.com>
Subject: Re: [PATCH net-next v2 05/14] net: bridge: mcast: track active
 state, foreign IGMP/MLD querier disappearance

On Fri, Feb 06, 2026 at 03:52:11AM +0100, Linus Lüssing wrote:
> This change ensures that the new multicast active state variable is unset
> again after a foreign IGMP/MLD querier has disappeared (default: 255
> seconds). If no new, other IGMP/MLD querier took over then we can't
> reliably receive IGMP/MLD reports anymore and in turn can't ensure the
> completeness of our MDB anymore either.
> 
> No functional change for the fast/data path yet.
> 
> Signed-off-by: Linus Lüssing <linus.luessing@...3.blue>

Reviewed-by: Ido Schimmel <idosch@...dia.com>