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 X-Spam-Level: X-Spam-Status: No, score=-3.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E3C4C2D0DB for ; Sat, 25 Jan 2020 15:32:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0E5A82071A for ; Sat, 25 Jan 2020 15:32:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="M6fXGAhR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726485AbgAYPcK (ORCPT ); Sat, 25 Jan 2020 10:32:10 -0500 Received: from mail-yb1-f196.google.com ([209.85.219.196]:45937 "EHLO mail-yb1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725710AbgAYPcJ (ORCPT ); Sat, 25 Jan 2020 10:32:09 -0500 Received: by mail-yb1-f196.google.com with SMTP id x191so2570553ybg.12 for ; Sat, 25 Jan 2020 07:32:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=TLq8UDbxMEE8RRJdMMvTPMWtHGTGNL35MimJPdhKTys=; b=M6fXGAhRLDFfdNKLV3+OVlnYhOfXE91QnMbIiFQ+S38dQ5t+W8xQftAomIuzNPlNNR e/M43385UxE5qHfrOmATWfKun7GjsQKTidlQ8TtIIldEe1cAQ/YPlm/DKZbM99h4heUi 45XKPdX1uoYgFR5sCcDAvv1ghIXJ/S31ALMFezFBzOrwWRpXRuHTTh3uTWf1FSKZlbfu 0N5doeErXQpqGKdOA/2jVIhAkNIT0JgjyYBBCuOcGmE47ogjHGbTZKW+JpQKynHTUOEM FZch8fsQwSHeXbTK24WO4lYvkEE3Zrx9NQHAsvp3sVufJM3ZstE/2Au7zUK+Wfw3CC/2 gcsA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=TLq8UDbxMEE8RRJdMMvTPMWtHGTGNL35MimJPdhKTys=; b=pCR+zmv22kdDEtRvRrF1BvQQ3pFtfE1F3cUcR/Op8aFnEt44KNQeSiyW/VGKqcOK6e rHQxRtRGhTUIGrdAaxiI2vRBAUbC4JucH8c8vq/ZtpbA7osaNE5nHoOsbVCCV93tGbof fimPm9y8dL/kVb9pdhFPO4vYPWPOqtMXAgf7C84XxDzo0xN+Vp+7rq5kfpQHX9aed0Tu IhcoPMKiE5NxBB0+kWQgpPHvBu0BdzVxxoLpW3LBHV/b82FNZJhEm2/1gzrYOtYTqclH F47PG06vcTHsd9TVPkD18RQS3j/MaZsveMY13/16B1UUzXzDhED1+OR45IKTXX0lstc0 1wAA== X-Gm-Message-State: APjAAAUDkJ51ca0SCJyWBNY9aUadz0dpNdWJwViscG8eXyBMjlTLykse v548idVzBGvHZeVub2RhrYul1JOa X-Google-Smtp-Source: APXvYqzOrY2KORcqBJ2DdT4MQUVQN72fmvanH78rw5BVh8PIeS/oCl+kDty159lKVFPHwy+3zZzO/w== X-Received: by 2002:a25:cf0b:: with SMTP id f11mr6829718ybg.469.1579966328411; Sat, 25 Jan 2020 07:32:08 -0800 (PST) Received: from mail-yb1-f182.google.com (mail-yb1-f182.google.com. [209.85.219.182]) by smtp.gmail.com with ESMTPSA id w5sm4135522yww.106.2020.01.25.07.32.07 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 25 Jan 2020 07:32:07 -0800 (PST) Received: by mail-yb1-f182.google.com with SMTP id w9so2600716ybs.3 for ; Sat, 25 Jan 2020 07:32:07 -0800 (PST) X-Received: by 2002:a25:ced4:: with SMTP id x203mr6504376ybe.419.1579966326770; Sat, 25 Jan 2020 07:32:06 -0800 (PST) MIME-Version: 1.0 References: <20200125102645.4782-1-steffen.klassert@secunet.com> <20200125102645.4782-5-steffen.klassert@secunet.com> In-Reply-To: <20200125102645.4782-5-steffen.klassert@secunet.com> From: Willem de Bruijn Date: Sat, 25 Jan 2020 10:31:30 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH net-next v3 4/4] udp: Support UDP fraglist GRO/GSO. To: Steffen Klassert Cc: David Miller , Paolo Abeni , Subash Abhinov Kasiviswanathan , Marcelo Ricardo Leitner , Network Development Content-Type: text/plain; charset="UTF-8" Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Sat, Jan 25, 2020 at 5:26 AM Steffen Klassert wrote: > > This patch extends UDP GRO to support fraglist GRO/GSO > by using the previously introduced infrastructure. > If the feature is enabled, all UDP packets are going to > fraglist GRO (local input and forward). > > After validating the csum, we mark ip_summed as > CHECKSUM_UNNECESSARY for fraglist GRO packets to > make sure that the csum is not touched. > > Signed-off-by: Steffen Klassert Reviewed-by: Willem de Bruijn