From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AH8x227Sch0tBQFP0hQC2GEBoxmMp4UMXw8njtlR/3HZ3e0ZDJKvBJ/fgUvXsTDi9vus23tM/bjZ ARC-Seal: i=1; a=rsa-sha256; t=1519224966; cv=none; d=google.com; s=arc-20160816; b=JRf2M1ZZQ4/E0nUykhmktVZfQwxPQrJPFs7BReiPQ05TjZKyQWehKgvux1dfLAqjG6 BkF0wF+l9f9mnFRX7P5VmIzcxCEqoY83R8vff+Oe3WwtOE6tcKNR6A7GepitrzHioGVi QGmL3pWWVue5vqWsZ2wSXoH4bZKABOPTgmwb6X4nDNDXi/Mylfu+ZvRIE76canK6fJaY HSU/eaXuib+ZqHO9+zXZ4z0E1yRPmtNa409gi4ogSwlm8ZcfgvL6EqTdSjer0eQc/qrD B6mk5IMzwAgPykYlwVMouxVc8geg+YbIvOflcrccoGK72r5O9hlboH7lF9TfLUl+QbUA 0KPw== 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=Gpi4hC2YxV/eEvgE038fJQ71EcQzLbOwOWKGqEV9ZToq7rzuyMquH+rIoLrxtE8jyA tQwuYgX2rwbzBNDcaE3kskFsA7en2yWoPAMckIE/iEqjVk1hk0LooaKlhFp3BAWd2JN8 3G9TNKA+DlIIHWj5qLmXySAT0+/Y4z6QNR0/e6yJtK1GHk9MfDUz4yegDRJtS75YVaC/ T9XFQDyWWT58Wycg2UnTAHAlvO5CQPVzIPibGGMCOK7jrq1c0P6Hp3xGgTiqcw6Ti0D+ tYYpdchj5YxtVmATsPqmk6fk/M4vYqJLInrXUHI9cy2LYRiuAQQ7Rs2wbl5z4X3UiGjr fMfA== 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 S937392AbeBUO4G (ORCPT ); Wed, 21 Feb 2018 09:56:06 -0500 Received: from mail.kernel.org ([198.145.29.99]:42344 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S936893AbeBUO4E (ORCPT ); Wed, 21 Feb 2018 09:56:04 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 770B1205F4 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 v2 03/17] selftests: ftrace: Add a testcase for string type with kprobe_event Date: Wed, 21 Feb 2018 23:55:40 +0900 Message-Id: <151922494028.6217.2260900936608276328.stgit@devbox> X-Mailer: git-send-email 2.13.6 In-Reply-To: <151922484560.6217.1143686155616343906.stgit@devbox> References: <151922484560.6217.1143686155616343906.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?1593022838638842956?= X-GMAIL-MSGID: =?utf-8?q?1593022838638842956?= 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