From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx4/PVVyuslc95AOlS/T2Oz4/vMnkzdOmFGGS98xYKyVbxp0zMsjpLkXAVOpi2X1WhOAKyow/ ARC-Seal: i=1; a=rsa-sha256; t=1524658999; cv=none; d=google.com; s=arc-20160816; b=aHYfstrC0dPcmJ9G7MVPvesMer6YWQbfurPAwgmTopoLt19RYJDLOoILvdkE6RZBbi IVCURas4ajr3sbt8Toy+8h68rxsj+RMjwD4DdAEVcSVHCXkagnlJCVErf5sO2G1us2Dp YR9i0kIzdVWZgEjY2e2uCf39ic9MpV/cH7jbnr7YZZ1dnxj5DKTBOapINsn66fScIk1d 4nsBRMYKEcLeIE7Sf2oshoPu//u76NY/HTdTzfPiMp0gblNZu1YF6wcBUfScmx4NLKMH e9NgPzPV+SqH4C42xm1faYP4oORSGO7PqNDrS38sAiEqcSxMcjOU/DmBr1jSGaV8rBFu 8pbg== 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=qyjYX+jvpvoKt3UhLdaHr70/ZArOiIL4MRqBAMV/I+A=; b=bZUC01FbLG0q6aFsT3sg36Yu0r0EMINMYI1neB5/xPUndZ30p+jJe0c4S8MpaO/paQ uniZTL5+aNzE+w2x2hPJew5S6NirEB1cSUwf/znyGG4FT80Trp/121FgVI4quj3JwoCK vqMjgTKFn8DlCI0MTbTttEAqnrsP8cRSvJbl8Q/YfVRvPfrtRhy2XFlGWQ21PkC0tDwS W7twvOEwTCGo7+fnoPimvF0GpUXjGuAuYWz5DpHP9BN3EC51Z4llCQShoF4mqb0wNQiX LenDWiAAdKvfLirqzTreHRqmwBCdgVAQH8Bc3y/clQoNwuc8Viu2K8LXa/AWCHPlczaa qXZQ== 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 S1753354AbeDYMXS (ORCPT ); Wed, 25 Apr 2018 08:23:18 -0400 Received: from mail.kernel.org ([198.145.29.99]:39094 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751870AbeDYMXR (ORCPT ); Wed, 25 Apr 2018 08:23:17 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8922421789 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, Ravi Bangoria Subject: [PATCH v7 14/16] selftests: ftrace: Add a testcase for $argN with kprobe_event Date: Wed, 25 Apr 2018 21:22:53 +0900 Message-Id: <152465897360.26224.16676645261172472109.stgit@devbox> X-Mailer: git-send-email 2.13.6 In-Reply-To: <152465856498.26224.16969986455942749517.stgit@devbox> References: <152465856498.26224.16969986455942749517.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?1598720835064266511?= X-GMAIL-MSGID: =?utf-8?q?1598720835064266511?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Add a testcase for $argN with kprobe event. This tests whether the traced data is correct or not. If the kernel doesn't support $argN (depends on arch), it skips the test as UNSUPPORTED. Signed-off-by: Masami Hiramatsu --- Changes in v5: - Fix description. (Thanks Namhyung!) --- .../ftrace/test.d/kprobe/kprobe_args_argN.tc | 25 ++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_argN.tc diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_argN.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_argN.tc new file mode 100644 index 000000000000..d5c5c8c3a51e --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_argN.tc @@ -0,0 +1,25 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Kprobe event argN argument + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +grep -q "arg" README || exit_unsupported # version issue + +echo 0 > events/enable +echo > kprobe_events + +: "Test bad pattern : arg0 is not allowed" +! echo 'p:testprobe create_trace_kprobe $arg0' > kprobe_events + +: "Test get argument" +echo 'p:testprobe create_trace_kprobe $arg1' > kprobe_events +echo 1 > events/kprobes/testprobe/enable +! echo test >> kprobe_events +tail -n 1 trace | grep -qe "testprobe.* arg1=0x1" + +! echo test test test >> kprobe_events +tail -n 1 trace | grep -qe "testprobe.* arg1=0x3" + +echo 0 > events/enable +echo > kprobe_events