From: Steven Rostedt Impact: clean up The traceon and traceoff function probes are confusing to developers to what happens when a counter is not specified. This should help clear things up. # echo "*:traceoff" > set_ftrace_filter # cat /debug/tracing/set_ftrace_filter #### all functions enabled #### do_fork:traceoff:unlimited Signed-off-by: Steven Rostedt --- kernel/trace/trace_functions.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/kernel/trace/trace_functions.c b/kernel/trace/trace_functions.c index 6ea73ed..4c113a8 100644 --- a/kernel/trace/trace_functions.c +++ b/kernel/trace/trace_functions.c @@ -296,7 +296,9 @@ ftrace_trace_onoff_print(struct seq_file *m, unsigned long ip, else seq_printf(m, "traceoff"); - if (count != -1) + if (count == -1) + seq_printf(m, ":unlimited\n"); + else seq_printf(m, ":count=%ld", count); seq_putc(m, '\n'); -- 1.5.6.5 -- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/