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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 788A6ECAAD3 for ; Fri, 9 Sep 2022 13:13:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:Cc:To:From :Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=GYcVfiAy5Q9iewBafQD/Vbr6dwyFskp+zbTDRbAkWkY=; b=HKR7DYYWHmzpE0EKCG65weo8Dk LaEGJIPlYC/QPBe7tK1D3shno06+KGbbB+AeetT6bVZuh5APr5DOUn0niSzfv7aKfl5DlGSrWmzJ6 yCQMpFIBLR8MtWYCPEhCSHaCcTYDkf/hsP3lp2+Tgi6Ky9uyKVnao9MLjSDPv74mi1vwXMe+0iwWB EuO6q7iu3FNpXHuRTutPU4iCJsrL7pXuZjcz99mGuBkxIvMWsu+0wAxSrrdWvz7r7bDZIty4jy0gg ayEBfBv7ydyyH7Q+7pLE7DtMgvLKrakm8IhHG96xH0ISkaO0V2dMmGGq8HEyKD1E/WHd9YTDjlfTZ UKDHv+GQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oWdnp-00GG7i-LC; Fri, 09 Sep 2022 13:12:13 +0000 Received: from mailout-taastrup.gigahost.dk ([46.183.139.199]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oWdnm-00GG5G-GI; Fri, 09 Sep 2022 13:12:11 +0000 Received: from mailout.gigahost.dk (mailout.gigahost.dk [89.186.169.112]) by mailout-taastrup.gigahost.dk (Postfix) with ESMTP id F0F37188528F; Fri, 9 Sep 2022 13:11:56 +0000 (UTC) Received: from smtp.gigahost.dk (smtp.gigahost.dk [89.186.169.109]) by mailout.gigahost.dk (Postfix) with ESMTP id E8A0725032B7; Fri, 9 Sep 2022 13:11:56 +0000 (UTC) Received: by smtp.gigahost.dk (Postfix, from userid 1000) id DDD2B9EC0002; Fri, 9 Sep 2022 13:11:56 +0000 (UTC) X-Screener-Id: 413d8c6ce5bf6eab4824d0abaab02863e8e3f662 MIME-Version: 1.0 Date: Fri, 09 Sep 2022 15:11:56 +0200 From: netdev@kapio-technology.com To: Vladimir Oltean Cc: Ido Schimmel , davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org, Florian Fainelli , Andrew Lunn , Vivien Didelot , Eric Dumazet , Paolo Abeni , Kurt Kanzenbach , Hauke Mehrtens , Woojung Huh , UNGLinuxDriver@microchip.com, Sean Wang , Landen Chao , DENG Qingfang , Matthias Brugger , Claudiu Manoil , Alexandre Belloni , Jiri Pirko , Ivan Vecera , Roopa Prabhu , Nikolay Aleksandrov , Shuah Khan , Christian Marangi , Daniel Borkmann , Yuwei Wang , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, bridge@lists.linux-foundation.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH v5 net-next 6/6] selftests: forwarding: add test of MAC-Auth Bypass to locked port tests In-Reply-To: <20220908112044.czjh3xkzb4r27ohq@skbuf> References: <9e1a9eb218bbaa0d36cb98ff5d4b97d7@kapio-technology.com> <69db7606896c77924c11a6c175c4b1a6@kapio-technology.com> <5cee059b65f6f7671e099150f9da79c1@kapio-technology.com> <8dfc9b525f084fa5ad55019f4418a35e@kapio-technology.com> <20220908112044.czjh3xkzb4r27ohq@skbuf> User-Agent: Gigahost Webmail Message-ID: <152c0ceadefbd742331c340bec2f50c0@kapio-technology.com> X-Sender: netdev@kapio-technology.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220909_061210_732547_61F95892 X-CRM114-Status: GOOD ( 15.78 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2022-09-08 13:20, Vladimir Oltean wrote: > On Thu, Sep 08, 2022 at 01:14:59PM +0200, netdev@kapio-technology.com > wrote: >> On 2022-09-08 09:59, Ido Schimmel wrote: >> > On Wed, Sep 07, 2022 at 11:10:07PM +0200, netdev@kapio-technology.com wrote: >> > > I am at the blackhole driver implementation now, as I suppose that the >> > > iproute2 command should work with the mv88e6xxx driver when adding blackhole >> > > entries (with a added selftest)? >> > > I decided to add the blackhole feature as new ops for drivers with functions >> > > blackhole_fdb_add() and blackhole_fdb_del(). Do you agree with that approach? >> > >> > I assume you are talking about extending 'dsa_switch_ops'? >> >> Yes, that is the idea. >> >> > If so, it's up to the DSA maintainers to decide. > > What will be the usefulness of adding a blackhole FDB entry from user > space? With the software bridge it could be used to signal a untrusted host in connection with a locked port entry attempt. I don't see so much use other that test purposes with the driver though. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel