On Fri, 17 Aug 2018 01:31:33 +0900
Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote:
> Clear pid filter, synthetic_events, snapshots,
> ftrace filter, and trace log in initialize_ftrace(),
> since those are used in test cases.
>
> Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Acked-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
-- Steve
> ---
> Changes in v2:
> - Add reset_ftrace_filter
> ---
> tools/testing/selftests/ftrace/test.d/functions | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/tools/testing/selftests/ftrace/test.d/functions b/tools/testing/selftests/ftrace/test.d/functions
> index e4645d5e3126..b2bfa4dd43f7 100644
> --- a/tools/testing/selftests/ftrace/test.d/functions
> +++ b/tools/testing/selftests/ftrace/test.d/functions
> @@ -89,12 +89,17 @@ initialize_ftrace() { # Reset ftrace to initial-state
> reset_tracer
> reset_trigger
> reset_events_filter
> + reset_ftrace_filter
> disable_events
> echo > set_event_pid # event tracer is always on
> + echo > set_ftrace_pid
> [ -f set_ftrace_filter ] && echo | tee set_ftrace_*
> [ -f set_graph_function ] && echo | tee set_graph_*
> [ -f stack_trace_filter ] && echo > stack_trace_filter
> [ -f kprobe_events ] && echo > kprobe_events
> [ -f uprobe_events ] && echo > uprobe_events
> + [ -f synthetic_events ] && echo > synthetic_events
> + [ -f snapshot ] && echo 0 > snapshot
> + clear_trace
> enable_tracing
> }
