From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0732C38888F; Tue, 18 Aug 2026 07:17:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787037451; cv=none; b=IFBpVB5mLV/d5LNFrDWD9Ed/J6H8Mo2EFsy/ozmS1HmnIUFnRjjTrV1D7mwneEfyy2a2sTtJUf2t6ZHyuAIjV8iU1rjrSYzlZYUXPcrhb1KpdqKBOWxT7QNYA1AOpk3OjvAzqrnhj5pC8XgIq/d/jNYjdJxTyy6fcgvct6K4lO0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787037451; c=relaxed/simple; bh=M789BWL3XBsXi/BePRZE8Fi0O3ch7shfN3/enE8S2pM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=XBUcGPznrOs0w0PDn3f8eB1PWdqwPseMf45Lt9cgnXBkAkoQUgnrJfqYXzv/1c/UeiUR4XYB0yepuw3HcV01B/Clw0tEidmd7AK/3kY2e4BteTMn16HJmj4TsyhtsxJ0GCmc1Q37/sIrfaDd7Np6FxcudYRW4swT0xlOmGh/WgA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=D0FD10BP; arc=none smtp.client-ip=192.198.163.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="D0FD10BP" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1787037449; x=1818573449; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=M789BWL3XBsXi/BePRZE8Fi0O3ch7shfN3/enE8S2pM=; b=D0FD10BPzePqQZiuL8+d1ZO3HWLS23ObBr+78SlTx2vChJJffqgbOumA 2+miqRbY29556sTZn8/1I/tGh8U7X+L4fD0xWsCLXqmQ9A827iBiiKarv GiA5CqWWfUv5L9KvBXaXiXz7YbcEOM9COQaqOpBRxP0TTO3X4ImolY2tS jWK2Joy3rRSCEO/quikEWB7/hYt1rlTdgfuBZ8Sk0RIvIrAiXGbtDNK6z JZZHx4mvr1GKLR3bLwpInM0bL1vPGVCsON0glkLpI86ZMNFmQpUNCAvyM zPsDat5ei9hd58lU8G9woQ5TKIj76HbRT/ULzauU92tBNUmjdqhwyY+MT g==; X-CSE-ConnectionGUID: 471HZEAHRm6j2HMI/5hGNA== X-CSE-MsgGUID: 03y4fNOtTlKkNwu5mfNBWQ== X-IronPort-AV: E=McAfee;i="6800,10657,11878"; a="86482999" X-IronPort-AV: E=Sophos;i="6.25,230,1779174000"; d="scan'208";a="86482999" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2026 00:17:29 -0700 X-CSE-ConnectionGUID: cYldwAqjRByOdf3QvPV5MQ== X-CSE-MsgGUID: NFqNirznSZesi3F4MWra6Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,230,1779174000"; d="scan'208";a="263410861" Received: from junjie-desk-dev.bj.intel.com ([10.238.152.71]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2026 00:17:24 -0700 From: Junjie Cao To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Vinicius Costa Gomes Cc: Jamal Hadi Salim , Jiri Pirko , Weiming Shi , Shuah Khan , Simon Horman , Vladimir Oltean , Hillf Danton , Uladzislau Zhauniarovich , syzbot+19d01f6082ec61dd45b2@syzkaller.appspotmail.com, syzbot+8785aaf121cfb2141e0d@syzkaller.appspotmail.com, syzbot+2642f347f7309b4880dc@syzkaller.appspotmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH net 3/3] selftests/tc-testing: taprio: add case for the software minimum interval Date: Tue, 18 Aug 2026 15:17:06 +0800 Message-ID: <20260818071706.251035-4-junjie.cao@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260818071706.251035-1-junjie.cao@intel.com> References: <20260818071706.251035-1-junjie.cao@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Entries below TAPRIO_MIN_SW_INTERVAL_NS must be rejected for software schedules. Signed-off-by: Junjie Cao --- .../tc-testing/tc-tests/qdiscs/taprio.json | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json index cd19d05925e4..3fe66839f8ae 100644 --- a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json +++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json @@ -154,6 +154,28 @@ "echo \"1\" > /sys/bus/netdevsim/del_device" ] }, + { + "id": "f4b2", + "name": "Add taprio Qdisc with software interval below the minimum", + "category": [ + "qdisc", + "taprio" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + "echo \"1 1 8\" > /sys/bus/netdevsim/new_device" + ], + "cmdUnderTest": "$TC qdisc add dev $ETH root handle 1: taprio num_tc 2 queues 1@0 1@1 sched-entry S 01 50000 sched-entry S 02 50000 clockid CLOCK_TAI", + "expExitCode": "2", + "verifyCmd": "$TC qdisc show dev $ETH", + "matchPattern": "qdisc taprio 1: root refcnt", + "matchCount": "0", + "teardown": [ + "echo \"1\" > /sys/bus/netdevsim/del_device" + ] + }, { "id": "831f", "name": "Add taprio Qdisc with too short cycle-time", -- 2.43.0