From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sonata.ens-lyon.org (sonata.ens-lyon.org [140.77.166.138]) (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 896F114E2EF for ; Tue, 7 May 2024 10:29:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=140.77.166.138 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715077782; cv=none; b=V3scOYdXNGQyYx2C/iAfmmcxSdSRGlSnF9wI+Wk4kiPbEa1CAawrhbBPQdOOEfze1vTeG+DMDhUXrNcrA8+j4ZD+Tp+XerkXjT2+urZ4qVPVNOZvVP4CzvpQbKRequWkorsRv76Ul2UL5N7VX2RGkNWqnceonxu571fd9jvPHZI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715077782; c=relaxed/simple; bh=bvTgZ0se60qgIu1TUcRuXBlqWmcOqGcNPagYDe+4jGE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=IWoUDfSyyRHAWI9EVLqrmoXJ+XZHCNXw/Z/bqrKD1BLoGs2zGjSBcaMcE9hN6/Ohn79XCsujuz839rshQMwaJs0myFMjK612GQiTztTuvhC4nfqx4kZhWCj/OgedCfizjQEj85wpLIkj/So67Flqy4lCA7Yt/mz39hq9+x7kSVQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ens-lyon.org; spf=pass smtp.mailfrom=bounce.ens-lyon.org; arc=none smtp.client-ip=140.77.166.138 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ens-lyon.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bounce.ens-lyon.org Received: from localhost (localhost [127.0.0.1]) by sonata.ens-lyon.org (Postfix) with ESMTP id 8E5EEA02C2; Tue, 7 May 2024 12:29:38 +0200 (CEST) Received: from sonata.ens-lyon.org ([127.0.0.1]) by localhost (sonata.ens-lyon.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Sa0HAO_MzPKw; Tue, 7 May 2024 12:29:38 +0200 (CEST) Received: from begin (nat-inria-interne-52-gw-01-bso.bordeaux.inria.fr [194.199.1.52]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by sonata.ens-lyon.org (Postfix) with ESMTPSA id 66603A02A3; Tue, 7 May 2024 12:29:38 +0200 (CEST) Received: from samy by begin with local (Exim 4.97) (envelope-from ) id 1s4I4n-00000008Dhw-43oJ; Tue, 07 May 2024 12:29:37 +0200 Date: Tue, 7 May 2024 12:29:37 +0200 From: Samuel Thibault To: James Chapman Cc: Tom Parkin , Eric Dumazet , Jakub Kicinski , Paolo Abeni , netdev@vger.kernel.org Subject: Re: [PATCH] l2tp: Support several sockets with same IP/port quadruple Message-ID: <20240507102937.jntemhljveqmyhwz@begin> Mail-Followup-To: Samuel Thibault , James Chapman , Tom Parkin , Eric Dumazet , Jakub Kicinski , Paolo Abeni , netdev@vger.kernel.org References: <20240502231418.2933925-1-samuel.thibault@ens-lyon.org> <20240506214424.4wddiwjdpdl2gf4w@begin> <66998255-7078-8d4b-6efa-fa7b0751176e@katalix.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-Disposition: inline In-Reply-To: <66998255-7078-8d4b-6efa-fa7b0751176e@katalix.com> Organization: I am not organized User-Agent: NeoMutt/20170609 (1.8.3) James Chapman, le mar. 07 mai 2024 09:06:35 +0100, a ecrit: > otherwise, L2TPv2 socket aliasing will still not work properly if one or > more L2TPv3 sockets also alias L2TPv2 sockets, even if there is no L2TPv3 > traffic. Ah, I assumed this would not happen (a given l2tp source would usually either speak v2 or v3), but we can rework the checks to support it if it can be useful to somebody, indeed. Samuel