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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7BAA4ECAAA1 for ; Mon, 24 Oct 2022 18:01:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231232AbiJXSBE (ORCPT ); Mon, 24 Oct 2022 14:01:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50498 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231979AbiJXSAV (ORCPT ); Mon, 24 Oct 2022 14:00:21 -0400 Received: from mail-lj1-x22d.google.com (mail-lj1-x22d.google.com [IPv6:2a00:1450:4864:20::22d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5107A172B57 for ; Mon, 24 Oct 2022 09:40:49 -0700 (PDT) Received: by mail-lj1-x22d.google.com with SMTP id a15so8831504ljb.7 for ; Mon, 24 Oct 2022 09:40:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=9ewHs1WtNxesCvYdThMPfxZaMvkBvNzoFEJgKI+JRlc=; b=k+GAKnekpI+zcQTN9AMIl5m+QttWddOkEdY/iVDVj32WcLAWxhNeJmbF9+VXqwPdOk b5OiK3L/z7g0TD5leSDE/5o6ecJTGRSA6UG0kRQp+xHIaqlU5H/EiExHb00b4QdklSR+ 5qtxANWJupMSw6KJspkitEOk4WEkToZ1kxt3N0sQdm+lIMH27VAjRBnbq/y/P9ogQNj2 nBbwv9Y4Tkg42LBxOwD9unY/uuAd77mQ21sACWyzcH5EeROrBe+EsWL3v91dG+Hirr/Y JdMSw2OwRpVDFUNyfNt1KBU77brLM94rUXO6lKYgnjVBAeOPy1pF9f437a2uc7UkEAhq 6isA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=9ewHs1WtNxesCvYdThMPfxZaMvkBvNzoFEJgKI+JRlc=; b=jm61R1g90Q3BLHxEQdx/zvJUgJNjdTSt6Yz4JGBMSdJLJnxBfEGyWWYt4bZnrXzEHH V4YjTjWXnmYWp2J7LiCh2GYTWXR3QeZ65CvmHrsJMAQFMWcIChM7IQ9mU9r+BgrHdCbt UOs6XZI61m5xw7gv8spTvbt3ztfF7txhw5hPkqNk4Bre7F2//6MygdgN3vZLz9Y1jMYx VKW+K3fsycFr6ag2QiSI9ALK0ksh5fAWMRxwy9jE9gaeCNmDLYQjXgRjFk/iR9q1XtUO alVqwJQKxdZqt829L0IEH1tSLvWAhEpX2DP7vgSwMVRee/3mHOJ0mrFS7XizdBnwTl3Z i1dg== X-Gm-Message-State: ACrzQf2m56HA6/GQf4GozPiKZj5XYTBrxf0R8aKrDneqPytBS8txSH2t ZQqQMwkEhw7onGJV691d3pKnlTxlrOQmDg== X-Google-Smtp-Source: AMsMyM6z2w/excwozJ6BviTwV358hsRtNkFRUXEe+yDxBrSohoGF1PedTaQNTCvA8HLZuEEfWcwVcA== X-Received: by 2002:a17:907:7f1c:b0:78d:ddc7:dfb1 with SMTP id qf28-20020a1709077f1c00b0078dddc7dfb1mr29237770ejc.189.1666628678553; Mon, 24 Oct 2022 09:24:38 -0700 (PDT) Received: from skbuf ([188.27.184.197]) by smtp.gmail.com with ESMTPSA id i9-20020a17090685c900b0078ae0fb3d11sm100407ejy.54.2022.10.24.09.24.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Oct 2022 09:24:38 -0700 (PDT) Date: Mon, 24 Oct 2022 19:24:36 +0300 From: Vladimir Oltean To: Andrew Lunn Cc: Sergei Antonov , netdev@vger.kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Subject: Re: [PATCH v4 net-next] net: ftmac100: support mtu > 1500 Message-ID: <20221024162436.y22ynsugtguyeteh@skbuf> References: <20221019162058.289712-1-saproj@gmail.com> <20221019165516.sgoddwmdx6srmh5e@skbuf> <20221019184203.4ywx3ighj72hjbqz@skbuf> <20221024162145.4t35ucrwpafbyhbc@skbuf> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221024162145.4t35ucrwpafbyhbc@skbuf> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Mon, Oct 24, 2022 at 07:21:45PM +0300, Vladimir Oltean wrote: > The only given guarantee is that packets with an L2 length <= dev->mtu > are accepted. L2 payload* length, i.e. the bytes between the Ethernet/VLAN header and the FCS.