From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754101AbaJHSF0 (ORCPT ); Wed, 8 Oct 2014 14:05:26 -0400 Received: from cdptpa-outbound-snat.email.rr.com ([107.14.166.231]:14662 "EHLO cdptpa-oedge-vip.email.rr.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752503AbaJHSFT (ORCPT ); Wed, 8 Oct 2014 14:05:19 -0400 Message-Id: <20141008180518.380312567@goodmis.org> User-Agent: quilt/0.61-1 Date: Wed, 08 Oct 2014 14:03:46 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Linus Torvalds , Masami Hiramatsu , Andrew Morton Subject: [PATCH 5/5] tracing/kprobes: Add selftest scripts testing kprobe-tracer as startup test References: <20141008180341.252728944@goodmis.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Disposition: inline; filename=0005-tracing-kprobes-Add-selftest-scripts-testing-kprobe-.patch X-RR-Connecting-IP: 107.14.168.130:25 X-Cloudmark-Score: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Masami Hiramatsu Add two selftest scripts which tests kprobe-tracer as the startup selftest does. These test cases are testing that the kprobe_event can accept a kprobe event with $stack related arguments and a kretprobe event with $retval argument. Link: http://lkml.kernel.org/p/20141008040307.13415.45145.stgit@kbuild-f20.novalocal Signed-off-by: Masami Hiramatsu Signed-off-by: Steven Rostedt --- .../selftests/ftrace/test.d/kprobe/kprobe_args.tc | 16 ++++++++++++++++ .../selftests/ftrace/test.d/kprobe/kretprobe_args.tc | 15 +++++++++++++++ 2 files changed, 31 insertions(+) create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc create mode 100644 tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc new file mode 100644 index 000000000000..a603d3f8db7b --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc @@ -0,0 +1,16 @@ +#!/bin/sh +# description: Kprobe dynamic event with arguments + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +echo 0 > events/enable +echo > kprobe_events +echo 'p:testprobe do_fork $stack $stack0 +0($stack)' > kprobe_events +grep testprobe kprobe_events +test -d events/kprobes/testprobe +echo 1 > events/kprobes/testprobe/enable +( echo "forked") +echo 0 > events/kprobes/testprobe/enable +echo "-:testprobe" >> kprobe_events +test -d events/kprobes/testprobe && exit 1 || exit 0 + diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc new file mode 100644 index 000000000000..283c29e7f7c4 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc @@ -0,0 +1,15 @@ +#!/bin/sh +# description: Kretprobe dynamic event with arguments + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +echo 0 > events/enable +echo > kprobe_events +echo 'r:testprobe2 do_fork $retval' > kprobe_events +grep testprobe2 kprobe_events +test -d events/kprobes/testprobe2 +echo 1 > events/kprobes/testprobe2/enable +( echo "forked") +echo 0 > events/kprobes/testprobe2/enable +echo '-:testprobe2' >> kprobe_events +test -d events/kprobes/testprobe2 && exit 1 || exit 0 -- 2.0.1