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From: "Tobias Waldekranz" <tobias@waldekranz.com>
To: "Vladimir Oltean" <olteanv@gmail.com>
Cc: "Andrew Lunn" <andrew@lunn.ch>,
	"DENG Qingfang" <dqfext@gmail.com>,
	"Vivien Didelot" <vivien.didelot@gmail.com>,
	"Florian Fainelli" <f.fainelli@gmail.com>,
	"Jakub Kicinski" <kuba@kernel.org>,
	"netdev" <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	"Marek Behun" <marek.behun@nic.cz>,
	"Russell King - ARM Linux admin" <linux@armlinux.org.uk>
Subject: Re: [RFC PATCH net-next 3/3] net: dsa: listen for SWITCHDEV_{FDB,DEL}_ADD_TO_DEVICE on foreign bridge neighbors
Date: Mon, 09 Nov 2020 13:54:08 +0100	[thread overview]
Message-ID: <C6YQXZUI5RGL.2QLVGE7F8QC5I@wkz-x280> (raw)
In-Reply-To: <20201109123813.kjzvel7pszhcmcgw@skbuf>

On Mon Nov 9, 2020 at 3:38 PM CET, Vladimir Oltean wrote:
> On Mon, Nov 09, 2020 at 02:31:11PM +0200, Vladimir Oltean wrote:
> > I need to sit on this for a while. How many DSA drivers do we have that
> > don't do SA learning in hardware for CPU-injected packets? ocelot/felix
> > and mv88e6xxx? Who else? Because if there aren't that many (or any at
> > all except for these two), then I could try to spend some time and see
> > how Felix behaves when I send FORWARD frames to it. Then we could go on
> > full blast with the other alternative, to force-enable address learning
> > from the CPU port, and declare this one as too complicated and not worth
> > the effort.
>
> In fact I'm not sure that I should be expecting an answer to this
> question. We can evaluate the other alternative in parallel. Would you
> be so kind to send some sort of RFC for your TX-side offload_fwd_mark so
> that I could test with the hardware I have, and get a better
> understanding
> of the limitations there?

That is the plan. I have some stuff I need to get done before
though. The current implementation is on a 4.19 kernel, so it's going
to take some time to rebase it.

  reply	other threads:[~2020-11-09 12:56 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-08 13:19 [RFC PATCH net-next 0/3] Offload learnt bridge addresses to DSA Vladimir Oltean
2020-11-08 13:19 ` [RFC PATCH net-next 1/3] net: dsa: don't use switchdev_notifier_fdb_info in dsa_switchdev_event_work Vladimir Oltean
2020-11-08 23:57   ` Vladimir Oltean
2020-11-08 13:19 ` [RFC PATCH net-next 2/3] net: dsa: move switchdev event implementation under the same switch/case statement Vladimir Oltean
2020-11-11  3:44   ` Florian Fainelli
2020-11-08 13:19 ` [RFC PATCH net-next 3/3] net: dsa: listen for SWITCHDEV_{FDB,DEL}_ADD_TO_DEVICE on foreign bridge neighbors Vladimir Oltean
2020-11-08 14:09   ` DENG Qingfang
2020-11-08 17:23     ` Vladimir Oltean
2020-11-08 23:59       ` Andrew Lunn
2020-11-09  0:30         ` Vladimir Oltean
2020-11-09  1:06           ` Andrew Lunn
2020-11-09  8:09           ` Tobias Waldekranz
2020-11-09 10:03             ` Vladimir Oltean
2020-11-09 11:05               ` Tobias Waldekranz
2020-11-09 12:31                 ` Vladimir Oltean
2020-11-09 12:38                   ` Vladimir Oltean
2020-11-09 12:54                     ` Tobias Waldekranz [this message]
2020-11-13  3:48                     ` Florian Fainelli
2020-11-11 10:13       ` Alexandra Winter
2020-11-11 10:36         ` Vladimir Oltean
2020-11-11 14:14           ` Alexandra Winter
2020-11-12 13:49             ` Vladimir Oltean
2020-11-16  8:02               ` Alexandra Winter

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