Commit 7590472e authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Shuah Khan (Samsung OSG)
Browse files

selftests/ftrace: More initialize features in initialize_ftrace 



Clear pid filter, synthetic_events, snapshots,
ftrace filter, and trace log in initialize_ftrace(),
since those are used in test cases.

Signed-off-by: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Acked-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: default avatarShuah Khan (Samsung OSG) <shuah@kernel.org>
parent 7d0abba4

tools/testing/selftests/ftrace/test.d/functions

+5 −0
Original line number Diff line number Diff line
@@ -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

}

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