From patchwork Thu Aug 16 16:37:13 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Masami Hiramatsu (Google)" X-Patchwork-Id: 10567821 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6ECE8139A for ; Thu, 16 Aug 2018 16:37:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5DC942B550 for ; Thu, 16 Aug 2018 16:37:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5212F2B557; Thu, 16 Aug 2018 16:37:37 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 06AC42B550 for ; Thu, 16 Aug 2018 16:37:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729181AbeHPThJ (ORCPT ); Thu, 16 Aug 2018 15:37:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:52868 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728011AbeHPThJ (ORCPT ); Thu, 16 Aug 2018 15:37:09 -0400 Received: from localhost.localdomain (NE2965lan1.rev.em-net.ne.jp [210.141.244.193]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id F333720C0D; Thu, 16 Aug 2018 16:37:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1534437455; bh=O/+SbskgjjMqrkUMzVz4VUFTaIlh1ZLET76LWZUZfec=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=omuLhtk/Rbnhs9+te85ap1Jpt3Fg4DuROcLb0uwz1G28Ylq+ansOOQCzMsKJwEUGU AxuTtEoWj0oKuZ4X20yUCIX39//ZZ+SA/2WL75AxO8wQ7lrRKnkqOfdMdtqF/zWV2M 4G3b6yAh1h6q8ySHpx5PaXORLMLYF47q0uixlIYU= From: Masami Hiramatsu To: Shuah Khan , Steven Rostedt Cc: Ingo Molnar , Masami Hiramatsu , linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 17/32] selftests/ftrace: Add kprobe event with $comm argument testcase Date: Fri, 17 Aug 2018 01:37:13 +0900 Message-Id: <153443743305.23257.15090529854978913091.stgit@devbox> X-Mailer: git-send-email 2.13.6 In-Reply-To: <153443695002.23257.13628220023468200991.stgit@devbox> References: <153443695002.23257.13628220023468200991.stgit@devbox> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add kprobe-event with $comm argument testcase to ftracetest. This not only checks syntax but also checks log file. Signed-off-by: Masami Hiramatsu --- .../ftrace/test.d/kprobe/kprobe_args_comm.tc | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc new file mode 100644 index 000000000000..15c1f70fcaf9 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc @@ -0,0 +1,17 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Kprobe event with comm arguments + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +grep -A1 "fetcharg:" README | grep -q "\$comm" || exit_unsupported # this is too old + +echo 'p:testprobe _do_fork comm=$comm ' > kprobe_events +grep testprobe kprobe_events | grep -q 'comm=$comm' +test -d events/kprobes/testprobe + +echo 1 > events/kprobes/testprobe/enable +( echo "forked") +grep testprobe trace | grep -q 'comm=".*"' + +exit 0