From: Andrew Lunn <andrew@lunn.ch>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: Angelo Dureghello <angelo@kernel-space.org>, netdev@vger.kernel.org
Subject: Re: mv88e6321, dual cpu port
Date: Thu, 16 Feb 2023 13:59:22 +0100 [thread overview]
Message-ID: <Y+4oqivlA/VcTuO6@lunn.ch> (raw)
In-Reply-To: <20230216125040.76ynskyrpvjz34op@skbuf>
On Thu, Feb 16, 2023 at 02:50:40PM +0200, Vladimir Oltean wrote:
> On Thu, Feb 16, 2023 at 12:20:24PM +0100, Angelo Dureghello wrote:
> > Still data passes all trough port6, even when i ping from
> > host PC to port4. I was expecting instead to see port5
> > statistics increasing.
>
> > # configure the bridge
> > ip addr add 192.0.2.1/25 dev br0
> > ip addr add 192.0.2.129/25 dev br1
>
> In this configuration you're supposed to put an IP address on the fec2
> interface (eth1), not on br1.
>
> br1 will handle offloaded forwarding between port5 and the external
> ports (port3, port4). It doesn't need an IP address. In fact, if you
> give it an IP address, you will make the sent packets go through the br1
> interface, which does dev_queue_xmit() to the bridge ports (port3, port4,
> port5), ports which are DSA, so they do dev_queue_xmit() through their
> DSA master - eth0. So the system behaves as instructed.
Yep. As i said in another email, consider eth1 being connected to an
external managed switch. br1 is how you manage that switch, but that
is all you use br1 for. eth1 is where you do networking.
Andrew
next prev parent reply other threads:[~2023-02-16 12:59 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-09 20:40 mv88e6321, dual cpu port Angelo Dureghello
2023-01-09 21:33 ` Andrew Lunn
2023-01-10 10:23 ` Angelo Dureghello
2023-01-10 22:22 ` Vladimir Oltean
2023-01-10 23:02 ` Andrew Lunn
2023-01-23 8:52 ` Angelo Dureghello
2023-01-23 11:28 ` Vladimir Oltean
2023-01-23 13:26 ` Angelo Dureghello
2023-01-23 19:18 ` Vladimir Oltean
2023-01-23 20:08 ` Andrew Lunn
2023-01-24 7:21 ` Angelo Dureghello
2023-01-24 11:41 ` Vladimir Oltean
2023-01-24 13:57 ` Andrew Lunn
2023-01-25 9:04 ` Angelo Dureghello
2023-02-06 10:43 ` Angelo Dureghello
2023-02-06 13:24 ` Andrew Lunn
2023-02-16 11:20 ` Angelo Dureghello
2023-02-16 12:50 ` Vladimir Oltean
2023-02-16 12:59 ` Andrew Lunn [this message]
2023-02-16 15:31 ` Vladimir Oltean
2023-02-16 18:39 ` Angelo Dureghello
2023-02-18 13:30 ` Vladimir Oltean
2023-02-18 13:56 ` Russell King (Oracle)
2023-02-16 14:24 ` Angelo Dureghello
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