diff options
Diffstat (limited to 'tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc')
| -rw-r--r-- | tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc index 7650a82db3f5..5556292601a4 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc @@ -1,35 +1,33 @@ #!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: Kprobe dynamic event with function tracer - -[ -f kprobe_events ] || exit_unsupported # this is configurable -grep "function" available_tracers || exit_unsupported # this is configurable +# requires: kprobe_events stack_trace_filter function:tracer # prepare echo nop > current_tracer -echo _do_fork > set_ftrace_filter -echo 'p:testprobe _do_fork' > kprobe_events +echo $FUNCTION_FORK > set_ftrace_filter +echo "p:testprobe $FUNCTION_FORK" > kprobe_events # kprobe on / ftrace off echo 1 > events/kprobes/testprobe/enable echo > trace ( echo "forked") grep testprobe trace -! grep '_do_fork <-' trace +! grep "$FUNCTION_FORK <-" trace # kprobe on / ftrace on echo function > current_tracer echo > trace ( echo "forked") grep testprobe trace -grep '_do_fork <-' trace +grep "$FUNCTION_FORK <-" trace # kprobe off / ftrace on echo 0 > events/kprobes/testprobe/enable echo > trace ( echo "forked") ! grep testprobe trace -grep '_do_fork <-' trace +grep "$FUNCTION_FORK <-" trace # kprobe on / ftrace on echo 1 > events/kprobes/testprobe/enable @@ -37,11 +35,11 @@ echo function > current_tracer echo > trace ( echo "forked") grep testprobe trace -grep '_do_fork <-' trace +grep "$FUNCTION_FORK <-" trace # kprobe on / ftrace off echo nop > current_tracer echo > trace ( echo "forked") grep testprobe trace -! grep '_do_fork <-' trace +! grep "$FUNCTION_FORK <-" trace |