From nobody Wed Dec 24 18:00:03 2025 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) (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 CEF3F17BAE; Thu, 25 Jan 2024 07:40:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.187 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706168403; cv=none; b=SR2jdrvqLnpOa+FuolKyKvhdSKmIJUBX6bmlCDPE8AAIsUGRwBLhMhPm5wZl63wwGy/tI7KD2skm+m47ci8g3/LRmtCWPIlZeMyb0qVt2++o807EXx3OfjYGn1IagMQK8Jg/HybUNKjccErrcJBUJ5NuBfBZ0byPreTvfrzoj+g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706168403; c=relaxed/simple; bh=Di5QFTkBZO4/CVl9f+evbhAXhnNNLRMry/k3VXo5/Hs=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=LysK3lS9382xpMooisgpX0iBbGXV1Ubh00tMNXws7aPLGA58acAp2UjlwHAwksqXYyS69ufiaxGniEaHx7YGUlggQMWcYGxNjhFV5EKY4av8KibGfVe9GlxcDbeDOzf6OHoVw2xrw7qRb+/vXAOkPG9i0gwDN+iF/u8IdyAST8k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.187 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.162.254]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4TLCNy19qwzhZPy; Thu, 25 Jan 2024 15:38:26 +0800 (CST) Received: from canpemm500010.china.huawei.com (unknown [7.192.105.118]) by mail.maildlp.com (Postfix) with ESMTPS id 575A9180083; Thu, 25 Jan 2024 15:39:44 +0800 (CST) Received: from huawei.com (10.175.127.227) by canpemm500010.china.huawei.com (7.192.105.118) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Thu, 25 Jan 2024 15:36:53 +0800 From: Ye Bin To: , , , CC: , Subject: [PATCH v5 8/8] selftests/ftrace: add fprobe test cases for VFS type "%pd" and "%pD" Date: Thu, 25 Jan 2024 15:39:23 +0800 Message-ID: <20240125073923.2252057-9-yebin10@huawei.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20240125073923.2252057-1-yebin10@huawei.com> References: <20240125073923.2252057-1-yebin10@huawei.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To canpemm500010.china.huawei.com (7.192.105.118) Content-Type: text/plain; charset="utf-8" This patch adds fprobe test cases for new print format type "%pd/%pD".The test cases test the following items: 1. Test "%pd" type for dput(); 2. Test "%pD" type for vfs_read(); This test case require enable CONFIG_HAVE_FUNCTION_ARG_ACCESS_API configura= tion. Signed-off-by: Ye Bin --- .../ftrace/test.d/dynevent/fprobe_args_vfs.tc | 40 +++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/dynevent/fprobe_a= rgs_vfs.tc diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/fprobe_args_vfs= .tc b/tools/testing/selftests/ftrace/test.d/dynevent/fprobe_args_vfs.tc new file mode 100644 index 000000000000..0a5baaffc137 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/dynevent/fprobe_args_vfs.tc @@ -0,0 +1,40 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Fprobe event VFS type argument +# requires: kprobe_events + +: "Test argument %pd with name for fprobe" +echo 'f:testprobe dput name=3D$arg1:%pd' > dynamic_events +echo 1 > events/fprobes/testprobe/enable +grep -q "1" events/fprobes/testprobe/enable +echo 0 > events/fprobes/testprobe/enable +grep "dput" trace | grep -q "enable" +echo "" > dynamic_events +echo "" > trace + +: "Test argument %pd without name for fprobe" +echo 'f:testprobe dput $arg1:%pd' > dynamic_events +echo 1 > events/fprobes/testprobe/enable +grep -q "1" events/fprobes/testprobe/enable +echo 0 > events/fprobes/testprobe/enable +grep "dput" trace | grep -q "enable" +echo "" > dynamic_events +echo "" > trace + +: "Test argument %pD with name for fprobe" +echo 'f:testprobe vfs_read name=3D$arg1:%pD' > dynamic_events +echo 1 > events/fprobes/testprobe/enable +grep -q "1" events/fprobes/testprobe/enable +echo 0 > events/fprobes/testprobe/enable +grep "vfs_read" trace | grep -q "enable" +echo "" > dynamic_events +echo "" > trace + +: "Test argument %pD without name for fprobe" +echo 'f:testprobe vfs_read $arg1:%pD' > dynamic_events +echo 1 > events/fprobes/testprobe/enable +grep -q "1" events/fprobes/testprobe/enable +echo 0 > events/fprobes/testprobe/enable +grep "vfs_read" trace | grep -q "enable" +echo "" > dynamic_events +echo "" > trace --=20 2.31.1