From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) (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 A94DA40BEF; Wed, 20 Mar 2024 13:28:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.191 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710941302; cv=none; b=lG88WjDTTnv6Y7v81nSDvPJQoMs5Xb8eijRn1TTCRkv1WkLAafJGG86jCPIefgQBDysyzk10VZUsUwoXzM2pszfNqea6PfJbLYq45OGhe4WYnfBXtKCAXRCwddpnZ/gUwNhlY/em4qUEaN8GVe2aqIt2pVFYb9I/mOOrTHyfeNg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710941302; c=relaxed/simple; bh=mm/LKOibx69xdWi9kZO3FwKzMXoZWR3O/2RiRcPvCZk=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=C8zvNqaoQXWfd+/+w2Y+GwDFrlnY9nph2egzIgdP6F2WzFV2Y2aRNCvO3c1awu3EqUlI5OKTt5aL89/qf0AX/4ETqC4v9xZe/iN76zNaXgh9/A7MH7u+dVB3210HsWB6yOJvKlclYklhvHWNKkh+lIcwAbDitAEnE8JvkVnozLQ= 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=45.249.212.191 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 [172.19.88.214]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4V08VC4WF2z1h2lV; Wed, 20 Mar 2024 21:25:39 +0800 (CST) Received: from canpemm500010.china.huawei.com (unknown [7.192.105.118]) by mail.maildlp.com (Postfix) with ESMTPS id F1CCA1A016C; Wed, 20 Mar 2024 21:28:12 +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_256_GCM_SHA384) id 15.1.2507.35; Wed, 20 Mar 2024 21:28:12 +0800 From: Ye Bin To: , , , CC: , Subject: [PATCH v7 5/5] selftests/ftrace: add fprobe test cases for VFS type "%pd" and "%pD" Date: Wed, 20 Mar 2024 21:29:24 +0800 Message-ID: <20240320132924.2802187-6-yebin10@huawei.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20240320132924.2802187-1-yebin10@huawei.com> References: <20240320132924.2802187-1-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: 8bit Content-Type: text/plain X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To canpemm500010.china.huawei.com (7.192.105.118) 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 configuration. 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_args_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..49a833bf334c --- /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 "%pd/%pD":README + +: "Test argument %pd with name for fprobe" +echo 'f:testprobe dput name=$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 $arg1:%pd' > dynamic_events +echo 1 > events/fprobes/testprobe/enable +grep -q "1" events/fprobes/testprobe/enable +echo 0 > events/fprobes/testprobe/enable +grep "dput" trace | grep -q "enable" +echo "" > dynamic_events +echo "" > trace + +: "Test argument %pD with name for fprobe" +echo 'f:testprobe vfs_read name=$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 -- 2.31.1