From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 21F43C433E7 for ; Mon, 12 Oct 2020 05:38:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A832D20790 for ; Mon, 12 Oct 2020 05:38:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="oT0fTymk"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="RMCXHF6R" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726473AbgJLFiK (ORCPT ); Mon, 12 Oct 2020 01:38:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41356 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726413AbgJLFiK (ORCPT ); Mon, 12 Oct 2020 01:38:10 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E21B2C0613CE; Sun, 11 Oct 2020 22:38:09 -0700 (PDT) From: Kurt Kanzenbach DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1602481088; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=WLEceUZkq4DyJTbDblgRq1oLbfxs2FunDxKz231d6Y8=; b=oT0fTymk9iUgvzfIVOpfdDugST9Xh1Y7vdZbAT8HFt+fkK5R4ki7pv3uUFGjLG7oo7JVKF Co3J5mFfJ4wfFBWcdR14fEMYPqPGmkp1WfOEeegdtv/4EA8UGvjYKJqUX7opWC4qv9BPhh FjzSts5hiSdGRVsAdSTHtsX2o7SHe7O169aIo7CbAdprqCwDCo3xrCq8sXwIpVb5dUj0nm TQJHd99Hd6NNQcUSTIx0EMOciXX862S1f3BBGDK0DnBplr5RUErK4IwM8z3JOxC4pGMJbQ RHvCKxBf83iAhX59xfphVeNrASjPpW/rJQ3TF02U6huucNVGy8WbV5P7ZG9U4A== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1602481088; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=WLEceUZkq4DyJTbDblgRq1oLbfxs2FunDxKz231d6Y8=; b=RMCXHF6R2oE3BQsPGdNALD963gsBrbvRVmrShvVIIpWHxtTJAZ3Nisrah/T1kgX0J/jpys XK8aCKONys6YtqAA== To: Vladimir Oltean Cc: Andrew Lunn , Vivien Didelot , Florian Fainelli , "David S. Miller" , Jakub Kicinski , netdev@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org, Sebastian Andrzej Siewior , Richard Cochran , Kamil Alkhouri , ilias.apalodimas@linaro.org Subject: Re: [PATCH net-next v6 2/7] net: dsa: Add DSA driver for Hirschmann Hellcreek switches In-Reply-To: <20201011153055.gottyzqv4hv3qaxv@skbuf> References: <20201004112911.25085-1-kurt@linutronix.de> <20201004112911.25085-3-kurt@linutronix.de> <20201004125601.aceiu4hdhrawea5z@skbuf> <87lfgj997g.fsf@kurt> <20201006092017.znfuwvye25vsu4z7@skbuf> <878scj8xxr.fsf@kurt> <20201006113237.73rzvw34anilqh4d@skbuf> <87wo037ajr.fsf@kurt> <20201006135631.73rm3gka7r7krwca@skbuf> <87362lt08b.fsf@kurt> <20201011153055.gottyzqv4hv3qaxv@skbuf> Date: Mon, 12 Oct 2020 07:37:53 +0200 Message-ID: <87r1q4f1hq.fsf@kurt> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org --=-=-= Content-Type: text/plain On Sun Oct 11 2020, Vladimir Oltean wrote: > On Sun, Oct 11, 2020 at 02:29:08PM +0200, Kurt Kanzenbach wrote: >> On Tue Oct 06 2020, Vladimir Oltean wrote: >> > It would be interesting to see if you could simply turn off VLAN >> > awareness in standalone mode, and still use unique pvids per port. >> >> That doesn't work, just tested. When VLAN awareness is disabled, >> everything is switched regardless of VLAN tags and table. > > That's strange, do you happen to know where things are going wrong? No I don't. I'll clarify with the hardware engineer. > I would expect: > - port VLAN awareness is disabled, so any packet is classified to the > port-based VLAN > - the port-based VLAN is a private VLAN whose membership includes only > that port, plus the CPU port > - the switch does not forward packets towards a port that is not member > of the packets' classified VLAN Me, too. > When VLAN awareness is disabled, are you able to cause packet drops by > deleting the pvid of the ingress port? Therefore, can you confirm that > lan1 is not a member of lan0's pvid, but the switch still forwards the > packets to it? Will test. 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