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authorMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>2014-09-22 23:42:54 +0000
committerSteven Rostedt <rostedt@goodmis.org>2014-09-23 09:32:27 -0400
commit2909ef28b1d385210d4fef551499debc914f30e4 (patch)
tree63f36b751009a4a1da765a96d289defca3160320 /tools
parent03e166450fca3867a8e940d13d650f11aa03ee90 (diff)
downloadblackbird-obmc-linux-2909ef28b1d385210d4fef551499debc914f30e4.tar.gz
blackbird-obmc-linux-2909ef28b1d385210d4fef551499debc914f30e4.zip
ftracetest: Add kprobe basic testcases
Add basic testcases for kprobe dynamic events. This also shows that the ftracetest accepts sub-directory for new testcases. Link: http://lkml.kernel.org/p/20140922234254.23415.46964.stgit@kbuild-f20.novalocal Acked-by: Namhyung Kim <namhyung@kernel.org> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc11
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc14
2 files changed, 25 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc b/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc
new file mode 100644
index 000000000000..5ddfb476eceb
--- /dev/null
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc
@@ -0,0 +1,11 @@
+#!/bin/sh
+# 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/selftests/ftrace/test.d/kprobe/busy_check.tc b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
new file mode 100644
index 000000000000..588fde97e93f
--- /dev/null
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
@@ -0,0 +1,14 @@
+#!/bin/sh
+# 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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