Messages in this thread Patch in this message | | | Date | Wed, 08 Oct 2014 14:03:46 -0400 | From | Steven Rostedt <> | Subject | [PATCH 5/5] tracing/kprobes: Add selftest scripts testing kprobe-tracer as startup test |
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From: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
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 <masami.hiramatsu.pt@hitachi.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org> --- .../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
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