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 smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 0286BC61DA3 for ; Thu, 26 Jan 2023 18:28:08 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 8076881DE2; Thu, 26 Jan 2023 18:28:08 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 8076881DE2 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org; s=default; t=1674757688; bh=4pyhyHuVNQi4z53PTAx6VcPlqWbukgsuhnF43kNDHZ4=; h=Date:In-Reply-To:References:From:To:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: Cc:From; b=B/H9oWMqykiPdeLxFW5YeS4gkRSQxU5N0x0nbiyz7FckNh0PMPKcf4csGVrAwYxBZ XORjAg67/AcoE3BDuO5RT11oySvM90B8pF6RVeFgan/VliAY3RB9sEu+yE4eQoSeMN WfoEiX6InsSpGWu78PDBkiLZc/C2s3dFKJ5+kXt/xKC3hrcaw+havF199CZkwy8fvR eVNickn24o9Yb98Ufjx1E4Xa4VkrfP83eMdnLDqqyoXONgG4+1op3yzZfipmKIZNWu 7n/Qx9+Q5FPN5kF+vIuApYQq85pozPwdBBPgw8UxCdoLsR1Bdlk5TlO+HzUMX3P1lt SwtOxHz/qx4bw== X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ws7FdwMqHW1V; Thu, 26 Jan 2023 18:28:07 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp1.osuosl.org (Postfix) with ESMTP id 72D1C82348; Thu, 26 Jan 2023 18:28:07 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 72D1C82348 Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by ash.osuosl.org (Postfix) with ESMTP id 427281BF487 for ; Thu, 26 Jan 2023 18:28:05 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 1C11241690 for ; Thu, 26 Jan 2023 18:28:05 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org 1C11241690 X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id IQIbEoonDChi for ; Thu, 26 Jan 2023 18:28:04 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.8.0 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org 6280240A81 Received: from mail-pl1-x64a.google.com (mail-pl1-x64a.google.com [IPv6:2607:f8b0:4864:20::64a]) by smtp2.osuosl.org (Postfix) with ESMTPS id 6280240A81 for ; Thu, 26 Jan 2023 18:28:04 +0000 (UTC) Received: by mail-pl1-x64a.google.com with SMTP id t12-20020a170902b20c00b00192e3d10c5bso1491529plr.4 for ; Thu, 26 Jan 2023 10:28:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=ld20xsyiZsj/yGK6ZQBfBsop69pskhzagkZqynpGOQA=; b=gZb0/0fJytJ7vQwYu3DFtBzOGypsrELh2HvcYUBH2LEHn0/KqJydnOPdAxHVZFWjS2 gR8I0dXouILwGlABbQ4CkRfSg8YFhihgQ6Rby1gKl6FPiQ5coFRl9y3btiSwZDk2W3Yc P3RFP4cKRFWiigaDz/s2lt7PrM+mA1dqqF0Bg5JwemJWzCfkYAXKc2BgHLsSSjxJ64nb hvzfvxwyck4kQRgAlpvFtmKV0CM/3uJqzUkZZt4lvY+df6nOcKhBRjbFqOvYLGx0roiF yMoBhJN0XnAcb3jHYPszFTLze7gmjkK8RP3CE11PqMPbbofLltpuzRFGvTacRhe0wZ1J aQvA== X-Gm-Message-State: AFqh2kpziEsdqiNM1oYJ382DnbxFV0ld24XtrI5FW6/CG/wIqapkixPO 96cKfpurab7oM+iB4ISbiq4AZ8A= X-Google-Smtp-Source: AMrXdXunEGBjDJiFy8IxYeVUll+D1mOg1FfSCwgIObDvYJ4+F7/NWy7UM9q0o00RTcibjLte1wl9kn0= X-Received: from sdf.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5935]) (user=sdf job=sendgmr) by 2002:a17:902:e8d1:b0:195:8b77:6643 with SMTP id v17-20020a170902e8d100b001958b776643mr2724060plg.21.1674757683690; Thu, 26 Jan 2023 10:28:03 -0800 (PST) Date: Thu, 26 Jan 2023 10:28:02 -0800 In-Reply-To: <7c403a3a043554df3ebe4b4a94b8e0d97414cb7e.1674737592.git.lorenzo@kernel.org> Mime-Version: 1.0 References: <7c403a3a043554df3ebe4b4a94b8e0d97414cb7e.1674737592.git.lorenzo@kernel.org> Message-ID: From: sdf@google.com To: Lorenzo Bianconi X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=ld20xsyiZsj/yGK6ZQBfBsop69pskhzagkZqynpGOQA=; b=GtQlPly1uVqV0wcw/g6KN62470vt5yZirA4UyYqnFORo4FwcD6ZPOLYNaI26yMilnf bEpTSPcloCvGLbhO/lmxCJMImyzManV6aTG9gNsk7xZnWEioE3td7qFW0iOoMY1GZrBo 8MQjLQak0JdvkyVTXdYzOnD6gHJbk98/3p/RLCURVpI2Q3g0seVoaTxOxZg+GHTGsfrD d1/sSbBe3wq1D/uqE/0SufWxcvcNNPTRvxr1U2VUVJCEWgKGtgA7th6tCz4Us6LOgBVE L8wEIZBVW0wb86Owr66E9/gkaZifAvM3s6E8JSaYotDkJzkD/tnGDyqGMbRF3H5cEyjO 1Oaw== X-Mailman-Original-Authentication-Results: smtp2.osuosl.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.a=rsa-sha256 header.s=20210112 header.b=GtQlPly1 Subject: Re: [Intel-wired-lan] [PATCH v3 bpf-next 7/8] selftests/bpf: add test for bpf_xdp_query xdp-features support X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mst@redhat.com, vladimir.oltean@nxp.com, ast@kernel.org, edumazet@google.com, anthony.l.nguyen@intel.com, daniel@iogearbox.net, andrii@kernel.org, intel-wired-lan@lists.osuosl.org, simon.horman@corigine.com, kuba@kernel.org, pabeni@redhat.com, aelior@marvell.com, hawk@kernel.org, christophe.jaillet@wanadoo.fr, memxor@gmail.com, john@phrozen.org, bjorn@kernel.org, bpf@vger.kernel.org, magnus.karlsson@intel.com, leon@kernel.org, netdev@vger.kernel.org, toke@redhat.com, martin.lau@linux.dev, ecree.xilinx@gmail.com, alardam@gmail.com, gospo@broadcom.com, saeedm@nvidia.com, davem@davemloft.net, nbd@nbd.name Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed"; DelSp="yes" Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" On 01/26, Lorenzo Bianconi wrote: > Introduce a self-test to verify libbpf bpf_xdp_query capability to dump > the xdp-features supported by the device (lo and veth in this case). > Signed-off-by: Lorenzo Bianconi Acked-by: Stanislav Fomichev > --- > .../bpf/prog_tests/xdp_do_redirect.c | 27 ++++++++++++++++++- > .../selftests/bpf/prog_tests/xdp_info.c | 8 ++++++ > 2 files changed, 34 insertions(+), 1 deletion(-) > diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c > b/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c > index a50971c6cf4a..e15fb3f0306c 100644 > --- a/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c > +++ b/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c > @@ -4,10 +4,12 @@ > #include > #include > #include > +#include > #include > #include > #include > #include > +#include > #include "test_xdp_do_redirect.skel.h" > #define SYS(fmt, ...) \ > @@ -92,7 +94,7 @@ void test_xdp_do_redirect(void) > struct test_xdp_do_redirect *skel = NULL; > struct nstoken *nstoken = NULL; > struct bpf_link *link; > - > + LIBBPF_OPTS(bpf_xdp_query_opts, query_opts); > struct xdp_md ctx_in = { .data = sizeof(__u32), > .data_end = sizeof(data) }; > DECLARE_LIBBPF_OPTS(bpf_test_run_opts, opts, > @@ -153,6 +155,29 @@ void test_xdp_do_redirect(void) > !ASSERT_NEQ(ifindex_dst, 0, "ifindex_dst")) > goto out; > + /* Check xdp features supported by veth driver */ > + err = bpf_xdp_query(ifindex_src, XDP_FLAGS_DRV_MODE, &query_opts); > + if (!ASSERT_OK(err, "veth_src bpf_xdp_query")) > + goto out; > + > + if (!ASSERT_EQ(query_opts.fflags, > + NETDEV_XDP_ACT_BASIC | NETDEV_XDP_ACT_REDIRECT | > + NETDEV_XDP_ACT_NDO_XMIT | NETDEV_XDP_ACT_RX_SG | > + NETDEV_XDP_ACT_NDO_XMIT_SG, > + "veth_src query_opts.fflags")) > + goto out; > + > + err = bpf_xdp_query(ifindex_dst, XDP_FLAGS_DRV_MODE, &query_opts); > + if (!ASSERT_OK(err, "veth_dst bpf_xdp_query")) > + goto out; > + > + if (!ASSERT_EQ(query_opts.fflags, > + NETDEV_XDP_ACT_BASIC | NETDEV_XDP_ACT_REDIRECT | > + NETDEV_XDP_ACT_NDO_XMIT | NETDEV_XDP_ACT_RX_SG | > + NETDEV_XDP_ACT_NDO_XMIT_SG, > + "veth_dst query_opts.fflags")) > + goto out; > + > memcpy(skel->rodata->expect_dst, &pkt_udp.eth.h_dest, ETH_ALEN); > skel->rodata->ifindex_out = ifindex_src; /* redirect back to the same > iface */ > skel->rodata->ifindex_in = ifindex_src; > diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_info.c > b/tools/testing/selftests/bpf/prog_tests/xdp_info.c > index cd3aa340e65e..8397468a9e74 100644 > --- a/tools/testing/selftests/bpf/prog_tests/xdp_info.c > +++ b/tools/testing/selftests/bpf/prog_tests/xdp_info.c > @@ -8,6 +8,7 @@ void serial_test_xdp_info(void) > { > __u32 len = sizeof(struct bpf_prog_info), duration = 0, prog_id; > const char *file = "./xdp_dummy.bpf.o"; > + LIBBPF_OPTS(bpf_xdp_query_opts, opts); > struct bpf_prog_info info = {}; > struct bpf_object *obj; > int err, prog_fd; > @@ -61,6 +62,13 @@ void serial_test_xdp_info(void) > if (CHECK(prog_id, "prog_id_drv", "unexpected prog_id=%u\n", prog_id)) > goto out; > + /* Check xdp features supported by lo device */ > + opts.fflags = ~0; > + err = bpf_xdp_query(IFINDEX_LO, XDP_FLAGS_DRV_MODE, &opts); > + if (!ASSERT_OK(err, "bpf_xdp_query")) > + goto out; > + > + ASSERT_EQ(opts.fflags, 0, "opts.fflags"); > out: > bpf_xdp_detach(IFINDEX_LO, 0, NULL); > out_close: > -- > 2.39.1 _______________________________________________ Intel-wired-lan mailing list Intel-wired-lan@osuosl.org https://lists.osuosl.org/mailman/listinfo/intel-wired-lan