From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 98D926106 for ; Thu, 13 Jul 2023 22:37:15 +0000 (UTC) Received: from mail-pj1-x102a.google.com (mail-pj1-x102a.google.com [IPv6:2607:f8b0:4864:20::102a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38D1A193 for ; Thu, 13 Jul 2023 15:37:14 -0700 (PDT) Received: by mail-pj1-x102a.google.com with SMTP id 98e67ed59e1d1-2674d0e10c4so622278a91.3 for ; Thu, 13 Jul 2023 15:37:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20221208.gappssmtp.com; s=20221208; t=1689287833; x=1691879833; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=JdnLOL461AgR0b+ktXPihwaXETymd8qoZq5kpQOZ5ZU=; b=zJe3bJdEZbhQYvgG2nEq7s/AqiZzo4nrYHN4ukroIH8vMl87WqiOWxBpKKiU32NawA 3LkYD3FagAAUh1ikULQQ0vTMEFYnAGjuPEZQkwH5YruQyCPShwE2E1g2rrFBA3phy19F +E/VtHWW7PGaCbVajJ4JIk9orxTlUWXVuiC1rXYZeVKDJaiMkiQQXSQXvHy7dnj/DdLN TKJrJxe6WEoqeIkZx2gUfPTIAEomWTsQBm6p3ncBVyhSUffK85yEuCkBbM+Qb6mg6DdU a43mtiAQ7sC83v4hVJQu/bn3Mye7wr6EZvSLPOdcT61/AWGoHCLahdBvvTUCxmXmQ2sH LtMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689287833; x=1691879833; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=JdnLOL461AgR0b+ktXPihwaXETymd8qoZq5kpQOZ5ZU=; b=L6veS7IewTupsaEApYJAL+XuROGsXty1ncNs9mVveHa+E1EI2+XDy/43mRfYpBNH3G Jfmu8bHRm9Zg44xu+7Ny0SWGhRZBCE4dgkfTQZ9qJDnvb6HNkTNJbvFFKl0r/QhbpOt6 8b4vFd1e1/FEq1a/2rkiJDbsIeCw5hBVXB6lxY3nUqHw0AIMB9BFF+LfDXWV5g6z0rwg FyU6KOAjxqjZ/NCo51iQXvlDFQycDKct+R5svN0Ss2CarhUjw9bNqnccbvFA2LbLu3ep OAuIuE958Ma8D4HSg6FggX8aWTptBB/otCO44Bby6Eb7C6Gkr34gj5+Oucej0AL4gCZ7 kwbQ== X-Gm-Message-State: ABy/qLYnCSzGjCEzEuUET0BSc0o39x2SWBdhfpNHTKUmK7rSkUjUXDAd XE3FMH7RvbRgGSCRtfLtmN+tBQ== X-Google-Smtp-Source: APBJJlEgZyM47urF79sy+uY1JRg8HcjbBOzhYe4porbUra0soBhmtze/9jEZBrPItkMs2b+wseHOhA== X-Received: by 2002:a17:90a:db06:b0:263:8eec:550f with SMTP id g6-20020a17090adb0600b002638eec550fmr1844228pjv.10.1689287833692; Thu, 13 Jul 2023 15:37:13 -0700 (PDT) Received: from hermes.local (204-195-116-219.wavecable.com. [204.195.116.219]) by smtp.gmail.com with ESMTPSA id 9-20020a17090a030900b00262d079720bsm49059pje.29.2023.07.13.15.37.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Jul 2023 15:37:13 -0700 (PDT) Date: Thu, 13 Jul 2023 15:37:11 -0700 From: Stephen Hemminger To: Harry Coin Cc: Andrew Lunn , Kuniyuki Iwashima , netdev@vger.kernel.org Subject: Re: llc needs namespace awareness asap, was Re: Patch fixing STP if bridge in non-default namespace. Message-ID: <20230713153711.763b840e@hermes.local> In-Reply-To: <83efdb0a-559e-edbd-a833-3891f04638ac@quietfountain.com> References: <9190b2ac-a3f7-d4f5-211a-ea860f09687a@quietfountain.com> <20230711215132.77594-1-kuniyu@amazon.com> <83efdb0a-559e-edbd-a833-3891f04638ac@quietfountain.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net On Tue, 11 Jul 2023 22:06:45 -0500 Harry Coin wrote: > Andrew, the only RTSP / STP provider I know of is open-vswitch and their > docs (last I read them) provide the caution to use veth pairs to > namespaces, but not run their daemon there--- and fair enough as no > multicast llc would make it to that code in a namespace as currently > kernel implemented. There are at least two other userspace STP providers. Multiple Spanning Tree Protocol https://github.com/mstpd/mstpd And older (mostly for demo) code https://github.com/shemminger/RSTP