From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AH8x224EoUCm8a/iuGCBDbL5G42VfFYVYUeNOdY9Xgp/OUv59ggZ/GsED7y9IjSzieEYZevVfYL3 ARC-Seal: i=1; a=rsa-sha256; t=1519788090; cv=none; d=google.com; s=arc-20160816; b=UZeGsUxpzU8E67ZP8lknQjccvkGMtXoMkneJq9ddwEfMh3opnYeRvdSJTKkGt9fjuS wiDah+NXYgvndmp/jX7ytQXRtHAbV4JC879ziHEr9cersJ2b6aZMvdkI5NuNbpX1UBw4 Uk0CewakYb6VMo5Y7ITs4qHVuJ4jF99f0cC1hzYiulOI3wfG9f1PxCMtJ/HX+0aeJ9QV BATtNrZgoMNyb/O/73Hnt1baxFQ65LWY2a9yhydZYx2O5h6gkBDmJGEachhQMdhlbpwv pqXJX+laqKBoL1qfZ49q4q14LFHZISsQoga+xlC00THxdUv1YQMLJaQ2Ykvkb3xOacV1 ZkVg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dmarc-filter:arc-authentication-results; bh=ROLfIujIxGgXBYkZ9XBsMoCYyAz6jbwvTxn4Cz5wcCc=; b=M7M0BaZjgc5bQIEW2C6CpL0kVrB6oS9rAMTdzlwJyIw9OdfyaPl2JRgb3zjb+a+hNG NWRVko8CjohUVtiWe/PIVXeOaDbeMZoqnMrL7xcgN13Vz3eN6jzC2Z++6RGP3cbnu72U T6SPSBWDmo6IMDVFenjzEWvXxA5pC4LXDHkawC7hqfB12SyDMTl6r2A3EuvkF9YmLcDW KCAdQE1UoDmQZEqhtnCgKiubRxIfS7WeoVAoSMl5ZyY+J0mMV9ZZTD4Xuc0aGoUR4KTN 6WolcxsLxTV/H+teRRSVhfI4Ld4WD9OY0E6JYLLq+k7crNb/2Q81d8Rot5Ko8ruA9RGm Fouw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kselftest-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kselftest-owner@vger.kernel.org Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kselftest-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kselftest-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751868AbeB1DVW (ORCPT ); Tue, 27 Feb 2018 22:21:22 -0500 Received: from mail.kernel.org ([198.145.29.99]:55992 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751735AbeB1DVU (ORCPT ); Tue, 27 Feb 2018 22:21:20 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C956A2168D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=mhiramat@kernel.org From: Masami Hiramatsu To: Steven Rostedt , linux-kernel@vger.kernel.org Cc: mhiramat@kernel.org, Ingo Molnar , Namhyung Kim , Tom Zanussi , Arnaldo Carvalho de Melo , linux-trace-users@vger.kernel.org, linux-kselftest@vger.kernel.org, shuah@kernel.org Subject: [PATCH v4 03/19] selftests: ftrace: Add a testcase for string type with kprobe_event Date: Wed, 28 Feb 2018 12:20:56 +0900 Message-Id: <151978805672.2577.11785959630908181780.stgit@devbox> X-Mailer: git-send-email 2.13.6 In-Reply-To: <151978796240.2577.6531711990653677529.stgit@devbox> References: <151978796240.2577.6531711990653677529.stgit@devbox> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kselftest-owner@vger.kernel.org X-Mailing-List: linux-kselftest@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1593613316230478477?= X-GMAIL-MSGID: =?utf-8?q?1593613316230478477?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Add a testcase for string type with kprobe event. This tests good/bad syntax combinations and also the traced data is correct in several way. Signed-off-by: Masami Hiramatsu --- .../ftrace/test.d/kprobe/kprobe_args_string.tc | 46 ++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc new file mode 100644 index 000000000000..5ba73035e1d9 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc @@ -0,0 +1,46 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Kprobe event string type argument + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +echo 0 > events/enable +echo > kprobe_events + +case `uname -m` in +x86_64) + ARG2=%si + OFFS=8 +;; +i[3456]86) + ARG2=%cx + OFFS=4 +;; +aarch64) + ARG2=%x1 + OFFS=8 +;; +arm*) + ARG2=%r1 + OFFS=4 +;; +*) + echo "Please implement other architecture here" + exit_untested +esac + +: "Test get argument (1)" +echo "p:testprobe create_trace_kprobe arg1=+0(+0(${ARG2})):string" > kprobe_events +echo 1 > events/kprobes/testprobe/enable +! echo test >> kprobe_events +tail -n 1 trace | grep -qe "testprobe.* arg1=\"test\"" + +echo 0 > events/kprobes/testprobe/enable +: "Test get argument (2)" +echo "p:testprobe create_trace_kprobe arg1=+0(+0(${ARG2})):string arg2=+0(+${OFFS}(${ARG2})):string" > kprobe_events +echo 1 > events/kprobes/testprobe/enable +! echo test1 test2 >> kprobe_events +tail -n 1 trace | grep -qe "testprobe.* arg1=\"test1\" arg2=\"test2\"" + +echo 0 > events/enable +echo > kprobe_events