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 DC2E3C4332F for ; Tue, 8 Mar 2022 16:02:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233915AbiCHQDJ (ORCPT ); Tue, 8 Mar 2022 11:03:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42558 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348096AbiCHQDB (ORCPT ); Tue, 8 Mar 2022 11:03:01 -0500 Received: from mail-ed1-x52d.google.com (mail-ed1-x52d.google.com [IPv6:2a00:1450:4864:20::52d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0021B4F46C for ; Tue, 8 Mar 2022 08:02:04 -0800 (PST) Received: by mail-ed1-x52d.google.com with SMTP id q17so25118101edd.4 for ; Tue, 08 Mar 2022 08:02:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=wtKnn8sOp9gsbylhWR5+etD0D4ZEumu2ZHdO6TvbrEw=; b=ISQtERgCGtSoZR1/EpvUwyR4z8ZBueNPZNG5ONTT4cT24tHQBz9fMPLEMZugb6muXo e6AHcquLc8l7QJ2Y/UX8MQDsygC23+105e6D/03+bpOXFX6VGheUgCEHbW60hDb0D0Xx SprS+OLWs7fhV/VzrYKEeIpKtL/bPWAIRpx52Q6PqpcXH99q/h4y6uKdDS5imPS43TTo nJrufA0jJ6jNkeHiHOC+14xPatSJu8OKrr9ihsCWvZSt94XSKB+U51nHMSzb9pdCCrmJ oxiAjsZ8GowZ2HJwtcwvJhWsPAOU0SuJ0dHymWswBgIXpsN+J243z5gcQ8nblzukNeit qbsg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=wtKnn8sOp9gsbylhWR5+etD0D4ZEumu2ZHdO6TvbrEw=; b=joLZPvjEf4fmAV/cqqi2K3sYrebwJeUCRhyjmPXdiRZlUjQEPOnBSkJD4fgk4G7uuM HyzAVQOGi0pZl42ioOCYRH3DWgrILw70BZKB48UbahWcuRqAh0VDMlkyxM5/QK81aSaL 284nLK8O0DeIyHUJiygBhYFJoc3l5Zg3SMuTxanKtECfbDsHact2grwBPqX32SY65FHD 5Bw9qZo4y7WrhSpLP72oOoRAlSr/xG9NR4iEHBI8RfGUjxUIxWqrJBVpiD9//FzYm9W1 Ea5XydANrP0qsqd1cu0N0yWL1Dkcq85ZVd4wk87l94tgp1HDjLvGs0xVNvmyE3z0u5XX XErg== X-Gm-Message-State: AOAM530mXSMQoz5aD+zfqAtgdc8K7SPqpuYOQ8TQuL1E9A8rEaxaDhVn 0R1PNEMrNAvztHLLKanEcPA= X-Google-Smtp-Source: ABdhPJxTzuFf3YdXsK6P+ijVuo9xndVFjd1db3ls5tT6xe1h3TwWt0LX0sE00m7aFx6JSbwB8PhKKA== X-Received: by 2002:aa7:d9c2:0:b0:415:a15e:25dc with SMTP id v2-20020aa7d9c2000000b00415a15e25dcmr16732855eds.304.1646755323424; Tue, 08 Mar 2022 08:02:03 -0800 (PST) Received: from [192.168.0.110] ([77.126.183.254]) by smtp.gmail.com with ESMTPSA id da23-20020a056402177700b0041394d8173csm7792522edb.31.2022.03.08.08.02.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 08 Mar 2022 08:02:03 -0800 (PST) Message-ID: <2b078aef-76a4-2912-9286-3de4922623ff@gmail.com> Date: Tue, 8 Mar 2022 18:02:00 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.5.1 Subject: Re: [PATCH v2 net-next 14/14] mlx5: support BIG TCP packets Content-Language: en-US To: Eric Dumazet , "David S . Miller" , Jakub Kicinski Cc: netdev , Eric Dumazet , Coco Li , David Ahern , Alexander Duyck , Saeed Mahameed , Leon Romanovsky , Tariq Toukan References: <20220303181607.1094358-1-eric.dumazet@gmail.com> <20220303181607.1094358-15-eric.dumazet@gmail.com> From: Tariq Toukan In-Reply-To: <20220303181607.1094358-15-eric.dumazet@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 3/3/2022 8:16 PM, Eric Dumazet wrote: > From: Coco Li > > mlx5 supports LSOv2. > > IPv6 gro/tcp stacks insert a temporary Hop-by-Hop header > with JUMBO TLV for big packets. > > We need to ignore/skip this HBH header when populating TX descriptor. > > Note that ipv6_has_hopopt_jumbo() only recognizes very specific packet > layout, thus mlx5e_sq_xmit_wqe() is taking care of this layout only. > > v2: clear hopbyhop in mlx5e_tx_get_gso_ihs() > > Signed-off-by: Coco Li > Signed-off-by: Eric Dumazet > Cc: Saeed Mahameed > Cc: Leon Romanovsky > --- > .../net/ethernet/mellanox/mlx5/core/en_main.c | 1 + > .../net/ethernet/mellanox/mlx5/core/en_tx.c | 82 +++++++++++++++---- > 2 files changed, 67 insertions(+), 16 deletions(-) > Reviewed-by: Tariq Toukan Thanks.