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From: Nikolay Aleksandrov <razor@blackwall.org>
To: Andrew Lunn <andrew@lunn.ch>
Cc: Ido Schimmel <idosch@nvidia.com>, netdev <netdev@vger.kernel.org>
Subject: Re: VLAN aware bridge multicast and quierer problems
Date: Wed, 13 Mar 2024 18:46:05 +0200	[thread overview]
Message-ID: <cde09a86-1f34-4372-8dbf-7682157aea2d@blackwall.org> (raw)
In-Reply-To: <08ecdc22-74bc-477a-b5e5-1aa30af2c3b6@lunn.ch>

On 3/13/24 18:36, Andrew Lunn wrote:
>> Hi Andrew,
>> Please check again, br_multicast_rcv() which is called before
>> br_multicast_querier_exists() should set brmctx and pmctx to
>> the proper vlan contexts. If vlan igmp snooping is enabled then
>> the call to br_multicast_querier_exists() is done with the vlan's
>> contexts. I'd guess per-vlan igmp snooping is not enabled (it is not
>> enabled by default).
> 
> I will check. However, if per-vlan igmp snooping is not enabled i
> would expect it to flood, but it is not.
> 
>        Andrew
> 

There is a querier in another vlan connected to the bridge as you
mentioned, that is considered global if per-vlan igmp is not enabled.
Why should it flood in that case?


  reply	other threads:[~2024-03-13 16:46 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-13 15:40 VLAN aware bridge multicast and quierer problems Andrew Lunn
2024-03-13 16:03 ` Nikolay Aleksandrov
2024-03-13 16:36   ` Andrew Lunn
2024-03-13 16:46     ` Nikolay Aleksandrov [this message]
2024-03-13 16:56   ` Andrew Lunn
2024-03-13 16:58     ` Nikolay Aleksandrov

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