From patchwork Tue Apr 18 09:55:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Akanksha J N X-Patchwork-Id: 13215348 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 AF1E6C77B71 for ; Tue, 18 Apr 2023 09:57:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230252AbjDRJ56 (ORCPT ); Tue, 18 Apr 2023 05:57:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57050 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229479AbjDRJ5t (ORCPT ); Tue, 18 Apr 2023 05:57:49 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B9FDC6A4E; Tue, 18 Apr 2023 02:57:15 -0700 (PDT) Received: from pps.filterd (m0353726.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 33I9IdI4013108; Tue, 18 Apr 2023 09:56:11 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : content-transfer-encoding : mime-version; s=pp1; bh=J+p+gfyJJ6nBJWE8WFIjO7GLXingCOBL/XNRh1TDLiM=; b=YfLEphrlrYnCsndIAGwBGrjg0NSns+Lt20CtPiH6xnolP6LHsQYEffq9kUH9oiw6DASG RTF6kBKJBkFmeJds8zKSk903fEG9eMieTq34TbiBFE0fKFXNlrOrjHd9a3qZkYHdY8yE QKp73s/po/9gfWP2PRfZ39RYZrcAY2K5cO5QqI9PITe1d88nI/qOyeZL3mJO7M3xLxNv FlapPeOcGnJSX6uaxBi2zNYuCXDm+TqaTUmuI0t1oiZZLpmlYdLjh7IMlPNmYowPmOd/ Eot62+4NzEtJUEiafK7BDqkvEADQvDTLrHXZ2gRi5Nzn7xs28Oqcr0X8mDhCkduyRAoJ qQ== Received: from ppma02fra.de.ibm.com (47.49.7a9f.ip4.static.sl-reverse.com [159.122.73.71]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3q1pkw4mfh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 18 Apr 2023 09:56:11 +0000 Received: from pps.filterd (ppma02fra.de.ibm.com [127.0.0.1]) by ppma02fra.de.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 33GJaDJp018133; Tue, 18 Apr 2023 09:56:08 GMT Received: from smtprelay05.fra02v.mail.ibm.com ([9.218.2.225]) by ppma02fra.de.ibm.com (PPS) with ESMTPS id 3pykj6hk51-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 18 Apr 2023 09:56:08 +0000 Received: from smtpav05.fra02v.mail.ibm.com (smtpav05.fra02v.mail.ibm.com [10.20.54.104]) by smtprelay05.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 33I9u4x28651434 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 18 Apr 2023 09:56:04 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B8D2320040; Tue, 18 Apr 2023 09:56:04 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 35B0B20043; Tue, 18 Apr 2023 09:56:03 +0000 (GMT) Received: from li-ed75614c-32e0-11b2-a85c-ba2953069b43.in.ibm.com (unknown [9.109.209.37]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 18 Apr 2023 09:56:03 +0000 (GMT) From: Akanksha J N To: linux-kselftest@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org Cc: rostedt@goodmis.org, mhiramat@kernel.org, shuah@kernel.org, naveen.n.rao@linux.ibm.com, akanksha@linux.ibm.com Subject: [PATCH v2 0/2] selftests/ftrace: Add tests for kprobes and optimized probes Date: Tue, 18 Apr 2023 15:25:55 +0530 Message-Id: <20230418095557.19061-1-akanksha@linux.ibm.com> X-Mailer: git-send-email 2.31.1 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 2pHQchKEUpiOx0TtXCxwwv9iAlaOSlrB X-Proofpoint-ORIG-GUID: 2pHQchKEUpiOx0TtXCxwwv9iAlaOSlrB X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-18_05,2023-04-17_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 priorityscore=1501 mlxlogscore=563 bulkscore=0 mlxscore=0 spamscore=0 impostorscore=0 malwarescore=0 clxscore=1011 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304180082 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org This patchset adds a stress test for kprobes and a test for checking optimized probes. The two tests are being added based on the below discussion: https://lore.kernel.org/all/20230128101622.ce6f8e64d929e29d36b08b73@kernel.org/ Changelog: * Add an explicit fork after enabling the events ( echo "forked" ) * Remove the extended test from multiple_kprobe_types.tc which adds multiple consecutive probes in a function and add it as a separate test case. * Add new test case which checks for optimized probes. Akanksha J N (2): selftests/ftrace: Add new test case which adds multiple consecutive probes in a function selftests/ftrace: Add new test case which checks for optimized probes .../test.d/kprobe/kprobe_insn_boundary.tc | 19 +++++++++++ .../ftrace/test.d/kprobe/kprobe_opt_types.tc | 34 +++++++++++++++++++ 2 files changed, 53 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_insn_boundary.tc create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_opt_types.tc Acked-by: Naveen N. Rao