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=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 6B1F2C4CECC for ; Mon, 27 Apr 2020 17:58:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3F5DE20B1F for ; Mon, 27 Apr 2020 17:58:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Jm+5g4S8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726385AbgD0R66 (ORCPT ); Mon, 27 Apr 2020 13:58:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38830 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726162AbgD0R65 (ORCPT ); Mon, 27 Apr 2020 13:58:57 -0400 Received: from mail-qv1-xf43.google.com (mail-qv1-xf43.google.com [IPv6:2607:f8b0:4864:20::f43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D4ECCC0610D5 for ; Mon, 27 Apr 2020 10:58:57 -0700 (PDT) Received: by mail-qv1-xf43.google.com with SMTP id ep1so8996767qvb.0 for ; Mon, 27 Apr 2020 10:58:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=hUAxKe48uAfcTJnG+M70UfMcl0MbBCulsrybuQhl25A=; b=Jm+5g4S89kQkTdOk/9RG6VsR/iInaTmrDGZTArgX2f/LK7r5cVScT6jEEdoUrOWRwK Ax0xINis4SDi0C8py2cIaaZUZyrOCYnDCb08a9VU+7gOQrz8axnn3cag5hA8oiDQmKrW ifjFYMaAKT753vkhscg1IKQlwfcu7RONUs+SeTq5+WTbim6ihGQuE7qCsegEETplzfwk 0P+mtguHLWMJBvn3S8hwuYjI/PmZo9LJyCI5yHetYFIvc7+RGBg+zPB6swVXaV49CN5r nu5rZ8Kdts8EWW1w7MLF+X89SMrd8GL/UiiW9t48u+L+Vye23htfX8/Wyy+lB1OuJjM/ o7WQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=hUAxKe48uAfcTJnG+M70UfMcl0MbBCulsrybuQhl25A=; b=Z0xV+K88ykCw7I3gCrUIvcwa0t/MQDUUJ5j+YcA6h8bvvrhvyxgn/aRAfU6y+s0d4E UZ/jjVqhAO45GcXH06hl31Oh0wXXrzPZ80QKFg0P1JDblXuAm8jG6oUEbj9L1obYmJUq JzcZkIlz3buSlJlf4KzpeFt1tHnhcuRVKujrM44lzY4X08faME/RrW38k7UBc4Xfdyzc w4TXQad0Iu+vN+UNkKmcdWOlhUmPTehU4UOWYSQL3jesce0TqKjf1IPDJ0DspjkSfckt zgRjTx5g+Yw4wdO2bSgMk0v3pmJD3pZFaPurUSKvKg8bD6F47wbj/HY6yjsggEqj546+ tujw== X-Gm-Message-State: AGi0PuY7BQ4tvX7H2UtPURcTlZnWh+fvJUFB4mZaHfyQ4lW9T/KXD9WR oOcuBSEaQP7zYsYeiymp9rQ= X-Google-Smtp-Source: APiQypJeUwjPEo1xixO2ErI/RgaSDDsCHjt2BFv+D0U0NXzhGzGaShSL7ukcZ2dtAEzJfz4TrBtYuA== X-Received: by 2002:a05:6214:b88:: with SMTP id fe8mr23850230qvb.250.1588010337090; Mon, 27 Apr 2020 10:58:57 -0700 (PDT) Received: from ?IPv6:2601:282:803:7700:a88f:52f9:794e:3c1? ([2601:282:803:7700:a88f:52f9:794e:3c1]) by smtp.googlemail.com with ESMTPSA id c139sm11211832qkg.8.2020.04.27.10.58.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 27 Apr 2020 10:58:56 -0700 (PDT) Subject: Re: [PATCH v3 bpf-next 13/15] selftest: Add test for xdp_egress To: John Fastabend , David Ahern , netdev@vger.kernel.org Cc: davem@davemloft.net, kuba@kernel.org, prashantbhole.linux@gmail.com, jasowang@redhat.com, brouer@redhat.com, toke@redhat.com, toshiaki.makita1@gmail.com, daniel@iogearbox.net, ast@kernel.org, kafai@fb.com, songliubraving@fb.com, yhs@fb.com, andriin@fb.com, David Ahern References: <20200424201428.89514-1-dsahern@kernel.org> <20200424201428.89514-14-dsahern@kernel.org> <5ea71ade547e3_a372ad3a5ecc5b811@john-XPS-13-9370.notmuch> <5ea71bcb29f67_a372ad3a5ecc5b864@john-XPS-13-9370.notmuch> From: David Ahern Message-ID: <81022ae6-fe5d-e93d-2980-8a8904ab49d7@gmail.com> Date: Mon, 27 Apr 2020 11:58:54 -0600 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <5ea71bcb29f67_a372ad3a5ecc5b864@john-XPS-13-9370.notmuch> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 4/27/20 11:52 AM, John Fastabend wrote: > Also would be nice to have a test case for the xdp redirect into tx case. I think > this is only going to test the skb path? I have tests for the xdp_frame case, but it requires multiple nodes - not namespaces. Multiple node tests no longer fall into the 'selftest' category. I am not aware of any way to do XDP_REDIRECT testing within a single node; general shortcoming with all xdp_frame specific tests.