From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELvrgcoZD86F0SbW3yPJG5pMXwjaust/O5woh63kzYwJyNSskiittqxsAxjDYeTUkX6UMpFB ARC-Seal: i=1; a=rsa-sha256; t=1520499165; cv=none; d=google.com; s=arc-20160816; b=hAZNHCcUOMKAzjuXr8+lNXiqJOEEmnmCL1ffNsJ8KS0FAToHYspX1E+GtDZDMVtV9Y ZkI6HOCg4aXChnGgZfz7xk2CJUid3RM1ZMYXwUcWNNPEYxARt4u5UNFwVHJOl2MlcTUz 0Pxy64XKQ33ExHVso+OJKHQxNo5YQfu1ytvv7gVzLQF/5Ise38I7i6EbTTe96iiTjRRK JbzcuLZ2acxl1HcZ9EFoSl2QcQBfmAQNToabRmZKRTPv23rwXGtiRGIZB6XXTfLVUqwZ R/WeOB/yLPmZami43Y4cMtuw5OGccbo8mrzpneuilFor0QZROP5peeOpzCe0GDMGE3Ym r7eQ== 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=DalFNfqyUNMZvr1wDP6/QRmFOU4lKwB2alolEgDBA2w=; b=vuD2nF+U+e4Am7F73R/heo8vIr1uEXiyrloUfSoFPkNS4RYl+uVY3/Ylv+9LEKE5in h8cuEH35UH/BUc/nQKxalerv7jPWVBfLQqMZVw0ki5p8GjuKdboedwrtK4J5lsGBLR9y fI/IQrhyKp0ZD1ZhsYAn4PpVL6NW+N3UEhTwIZgOrMJpEdauF2Oau/6PjTxugKxSA3NV jDPpJwrwM2z1p67TfoPzYc1hHjNPfyt8yGMXBhPdKEZuA0E6m23Qu8x74IKVp446j3XQ FXxHOuLNNXND4Ikugo6UrJ7/oirb5kQ/sgvha5zhzzpgMb7JQq4XVGenu4AUvW4/+BiR Dmxw== 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 S935648AbeCHIwP (ORCPT ); Thu, 8 Mar 2018 03:52:15 -0500 Received: from mail.kernel.org ([198.145.29.99]:51152 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935643AbeCHIwN (ORCPT ); Thu, 8 Mar 2018 03:52:13 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 94BF42133D 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 v5 18/19] selftests: ftrace: Add a testcase for $argN with kprobe_event Date: Thu, 8 Mar 2018 17:51:49 +0900 Message-Id: <152049910927.7289.5675699018820188003.stgit@devbox> X-Mailer: git-send-email 2.13.6 In-Reply-To: <152049860385.7289.14079393589900496424.stgit@devbox> References: <152049860385.7289.14079393589900496424.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?1594358932355013585?= X-GMAIL-MSGID: =?utf-8?q?1594358932355013585?= 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. --- .../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