From patchwork Wed Oct 23 15:43:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanislav Fomichev X-Patchwork-Id: 13847347 X-Patchwork-Delegate: kuba@kernel.org Received: from mail-pj1-f46.google.com (mail-pj1-f46.google.com [209.85.216.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 72D551CEEB5; Wed, 23 Oct 2024 15:44:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.46 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729698253; cv=none; b=lNllSQ5K8nvmUu/A1W8N2pLQsiBtwAH9YlcYiuomBQYcI8wzjhb4s+SEq9cEYTP13tGZvPZPuHNTdXUw4cvhni0SsvBE8D6sq6UVwtrJ9XZ5x2NxfbE8ZCkx6wjFHKV73Ci3QAArbjfeha4cpXvvW06jg+e8jM7Ku1V/m7dh5vk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729698253; c=relaxed/simple; bh=Ie/Ptsq9qO1ESENyDMOnFQ6N1E2e+FpWUSYWB06bdOw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TVr0ouWVRx00FHjuRt2NvZa1goUDUtxjTMZUAi7qoVOcV4IqSb+4KZ4mWGkbv3NK/L03TQJH0aZJaoJmSCqwQFbFoCr2laiNQ/RWVL1rLw/7u1GZzg4DBo1do6RCabShcsdsYxTD7uZAYcxY8p54efkBgg88Xux1xxnElbNnFj4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fomichev.me; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.216.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fomichev.me Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-pj1-f46.google.com with SMTP id 98e67ed59e1d1-2e2b9480617so703a91.1; Wed, 23 Oct 2024 08:44:12 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729698251; x=1730303051; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=/RMY5HztPWF4NWuW1QBTHPrJP1v43bJinxEr3M4sUnA=; b=AsWmB2bai8D7Bgl7NXtvCehMecWwe5nX+GB0+JaZWuf4L9hniZb7eBWybfo8LiomWC wMtI3SvkJK+89B/WUfHbz12CKuBKqXBroJd2iaClX2ep3977XYVZ1brb0B+gSf1TyU3V cTMYpPWKSDm0IUIULsgZDYFZHvX6RFClMbSIBmj6OrXnOG8PdvTU36BIU+R7plvFWYm5 z+ttKiNJFlhOAvtdYUOeeJNQ7bgE1jhlkL/8SUMe0mOBxl8AWh91c6r7+1DWvsj/nwbc pt7galRitvto5CwJ0ai9BulMoZOxfUQfQ2A/axywYUtpu+OGPYFvFAxgDrZqJM1HexmP zwTA== X-Forwarded-Encrypted: i=1; AJvYcCWatheJT2duY5ew1krqPTMaHwcNcv9Rsi70W/cIa9V4KxOi4HwiujMOQ7yMw6IIjULeAOzfGXlPjBshWo8=@vger.kernel.org, AJvYcCWrXE5UTNYLoPvgFwie5bsPHGolbUWJxFTeiM5Vdoik//RWUv2EirJSok3PFDtsRPnZOyng8rzBYpiVf+GJ7PkC@vger.kernel.org X-Gm-Message-State: AOJu0YyYacp687dumcCi+RUEdBowPRm6a94odjT6drwSSj791cxxOxkh mXUc5JLPZr2TtICPhX1dGjt6V7G1p6VHj7ZZqOXx6iLyNLnlB5vlP8CKxts= X-Google-Smtp-Source: AGHT+IH0UN+JvitaWu3wC6MXLlA89MMB40sRPCiJu+ypghT9t0AYB7k5P7v7OsnfPV5RUjhJKk1niQ== X-Received: by 2002:a17:90b:4a44:b0:2e2:de72:2b76 with SMTP id 98e67ed59e1d1-2e76b5e0390mr3012412a91.16.1729698251476; Wed, 23 Oct 2024 08:44:11 -0700 (PDT) Received: from localhost ([2601:646:9e00:f56e:123b:cea3:439a:b3e3]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2e76df6fdd0sm1589133a91.28.2024.10.23.08.44.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Oct 2024 08:44:11 -0700 (PDT) From: Stanislav Fomichev To: netdev@vger.kernel.org Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, andrew+netdev@lunn.ch, shuah@kernel.org, almasrymina@google.com, sdf@fomichev.me, willemb@google.com, petrm@nvidia.com Subject: [PATCH net-next v5 07/12] selftests: ncdevmem: Properly reset flow steering Date: Wed, 23 Oct 2024 08:43:57 -0700 Message-ID: <20241023154402.441510-8-sdf@fomichev.me> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241023154402.441510-1-sdf@fomichev.me> References: <20241023154402.441510-1-sdf@fomichev.me> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org ntuple off/on might be not enough to do it on all NICs. Add a bunch of shell crap to explicitly remove the rules. Reviewed-by: Mina Almasry Signed-off-by: Stanislav Fomichev --- tools/testing/selftests/net/ncdevmem.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/tools/testing/selftests/net/ncdevmem.c b/tools/testing/selftests/net/ncdevmem.c index 8e4a0fe74bb1..697771c1f9fa 100644 --- a/tools/testing/selftests/net/ncdevmem.c +++ b/tools/testing/selftests/net/ncdevmem.c @@ -217,13 +217,18 @@ void validate_buffer(void *line, size_t size) static int reset_flow_steering(void) { - int ret = 0; - - ret = run_command("sudo ethtool -K %s ntuple off >&2", ifname); - if (ret) - return ret; - - return run_command("sudo ethtool -K %s ntuple on >&2", ifname); + /* Depending on the NIC, toggling ntuple off and on might not + * be allowed. Additionally, attempting to delete existing filters + * will fail if no filters are present. Therefore, do not enforce + * the exit status. + */ + + run_command("sudo ethtool -K %s ntuple off >&2", ifname); + run_command("sudo ethtool -K %s ntuple on >&2", ifname); + run_command( + "sudo ethtool -n %s | grep 'Filter:' | awk '{print $2}' | xargs -n1 ethtool -N %s delete >&2", + ifname, ifname); + return 0; } static int configure_headersplit(bool on)