linux-kernel - [RFC PATCH 3/3] ftracetest: Add kprobe basic testcases

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Message-ID: <20140805024605.23693.82988.stgit@kbuild-fedora.novalocal>
Date:	Tue, 05 Aug 2014 02:46:05 +0000
From:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
To:	Tom Zanussi <tom.zanussi@...ux.intel.com>,
	Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@...achi.com>,
	Oleg Nesterov <oleg@...hat.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Ingo Molnar <mingo@...nel.org>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [RFC PATCH 3/3] ftracetest: Add kprobe basic testcases

Add basic testcases for kprobe dynamic events.
This also shows that the ftracetest accepts sub-directory
for new testcases.

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
---
 .../testing/ftrace/test.d/kprobe/add_and_remove.tc |   11 +++++++++++
 tools/testing/ftrace/test.d/kprobe/busy_check.tc   |   14 ++++++++++++++
 2 files changed, 25 insertions(+)
 create mode 100644 tools/testing/ftrace/test.d/kprobe/add_and_remove.tc
 create mode 100644 tools/testing/ftrace/test.d/kprobe/busy_check.tc

diff --git a/tools/testing/ftrace/test.d/kprobe/add_and_remove.tc b/tools/testing/ftrace/test.d/kprobe/add_and_remove.tc
new file mode 100644
index 0000000..8e02257
--- /dev/null
+++ b/tools/testing/ftrace/test.d/kprobe/add_and_remove.tc
@@ -0,0 +1,11 @@
+#!/bin/bash
+# description: Kprobe dynamic event - adding and removing
+
+[ -f kprobe_events ] || exit 1
+
+echo 0 > events/enable || exit 1
+echo > kprobe_events || exit 1
+echo p:myevent do_fork > kprobe_events || exit 1
+grep myevent kprobe_events || exit 1
+[ -d events/kprobes/myevent ] || exit 1
+echo > kprobe_events
diff --git a/tools/testing/ftrace/test.d/kprobe/busy_check.tc b/tools/testing/ftrace/test.d/kprobe/busy_check.tc
new file mode 100644
index 0000000..57a8a2c
--- /dev/null
+++ b/tools/testing/ftrace/test.d/kprobe/busy_check.tc
@@ -0,0 +1,14 @@
+#!/bin/bash
+# description: Kprobe dynamic event - busy event check
+
+[ -f kprobe_events ] || exit 1
+
+echo 0 > events/enable || exit 1
+echo > kprobe_events || exit 1
+echo p:myevent do_fork > kprobe_events || exit 1
+[ -d events/kprobes/myevent ] || exit 1
+echo 1 > events/kprobes/myevent/enable || exit 1
+echo > kprobe_events && exit 1 # this must fail
+echo 0 > events/kprobes/myevent/enable || exit 1
+echo > kprobe_events # this must succeed
+


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