From: Masami Hiramatsu <[email protected]> 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/[email protected] Signed-off-by: Masami Hiramatsu <[email protected]> Signed-off-by: Steven Rostedt <[email protected]> --- .../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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
