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 3D7FAC761AF for ; Wed, 5 Apr 2023 08:29:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237501AbjDEI30 (ORCPT ); Wed, 5 Apr 2023 04:29:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50488 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237493AbjDEI3Z (ORCPT ); Wed, 5 Apr 2023 04:29:25 -0400 Received: from mail-ed1-x562.google.com (mail-ed1-x562.google.com [IPv6:2a00:1450:4864:20::562]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 72C473AA5 for ; Wed, 5 Apr 2023 01:29:22 -0700 (PDT) Received: by mail-ed1-x562.google.com with SMTP id w9so139152002edc.3 for ; Wed, 05 Apr 2023 01:29:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dectris.com; s=google; t=1680683361; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=dubmJZzj9ewK7VdPsSH0OrrerYhQltiRGNAZ5sYhsdE=; b=fap3neKkM4RZlmbaswN8wfO5OfaFYwyq7u3U9SC/yss7GFyBfcLf3QWly2JYJYQYya EwGZTWN5O/gi1o2EIiEB/gn9gXStcw1wG1aHC4S3bYSORuxU85r79O0lSkfUePklYSr0 N/VTtD8Mtu4te5BqaDTL9zHEsvM1O2mLPwnSo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680683361; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=dubmJZzj9ewK7VdPsSH0OrrerYhQltiRGNAZ5sYhsdE=; b=gMaUGglZCYCEtk7JFFI97H7p0f5+kD4ecdCqT77hyzcX5VdWkodQQaNnQ95vKtQUbn MvEoIlDbJre9ewQp1jS5c7NVLLTod7XjREqKgNaQJzwzZCTcb3Wr/AI3Eytk1j28n2gz tlntL8CXwuoXMrpkcE1vQRFNID146wdgi14YQydIsENVas7FF+ZkkbVFaXMzovMOtWIh hd3Gfbx5pQn4yWM/aSgjYTLgS8blqXQsmBQN9nLxOlpa6YWEkslc9BCzepPSbrqfytnm hH3b0lEBxqj2CdMertoN2GENcPNVrnx4Au5x982BLawwR7FiXDQuvi+bDleLFtWygjar J2mQ== X-Gm-Message-State: AAQBX9eMkusi7Ljyu/JdXQpTY4jx1IK78yT8vqExgzJS5qVl11H76FMm J3HRUx1kr3eCvLHCOgT4vz18t9j4v6mYybCiw1Bl1glNrTC0 X-Google-Smtp-Source: AKy350Z4cm+MiMZg4tJ4XDYwi4+Uu9E47u1H18ZU8iKT15a3z615sLf7uPFlUQi/STJR3hpPLB6Dq/IGJ4+T X-Received: by 2002:a17:906:e204:b0:947:5acb:920c with SMTP id gf4-20020a170906e20400b009475acb920cmr1932253ejb.34.1680683360731; Wed, 05 Apr 2023 01:29:20 -0700 (PDT) Received: from fedora.dectris.local (dect-ch-bad-pfw.cyberlink.ch. [62.12.151.50]) by smtp-relay.gmail.com with ESMTPS id i25-20020a17090685d900b00944010e0472sm3723264ejy.236.2023.04.05.01.29.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Apr 2023 01:29:20 -0700 (PDT) X-Relaying-Domain: dectris.com From: Kal Conley To: =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= , Magnus Karlsson , Maciej Fijalkowski , Jonathan Lemon , Andrii Nakryiko , Mykola Lysenko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan , Weqaar Janjua Cc: Kal Conley , netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH bpf-next] selftests: xsk: Disable IPv6 on VETH1 Date: Wed, 5 Apr 2023 10:29:04 +0200 Message-Id: <20230405082905.6303-1-kal.conley@dectris.com> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org This change fixes flakiness in the BIDIRECTIONAL test: # [is_pkt_valid] expected length [60], got length [90] not ok 1 FAIL: SKB BUSY-POLL BIDIRECTIONAL When IPv6 is enabled, the interface will periodically send MLDv1 and MLDv2 packets. These packets can cause the BIDIRECTIONAL test to fail since it uses VETH0 for RX. For other tests, this was not a problem since they only receive on VETH1 and IPv6 was already disabled on VETH0. Fixes: a89052572ebb ("selftests/bpf: Xsk selftests framework") Signed-off-by: Kal Conley --- tools/testing/selftests/bpf/test_xsk.sh | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/bpf/test_xsk.sh b/tools/testing/selftests/bpf/test_xsk.sh index b077cf58f825..377fb157a57c 100755 --- a/tools/testing/selftests/bpf/test_xsk.sh +++ b/tools/testing/selftests/bpf/test_xsk.sh @@ -116,6 +116,7 @@ setup_vethPairs() { ip link add ${VETH0} numtxqueues 4 numrxqueues 4 type veth peer name ${VETH1} numtxqueues 4 numrxqueues 4 if [ -f /proc/net/if_inet6 ]; then echo 1 > /proc/sys/net/ipv6/conf/${VETH0}/disable_ipv6 + echo 1 > /proc/sys/net/ipv6/conf/${VETH1}/disable_ipv6 fi if [[ $verbose -eq 1 ]]; then echo "setting up ${VETH1}" -- 2.39.2