Commit 280d1429 authored Jun 13, 2014 by Namhyung Kim Committed by Steven Rostedt Jul 01, 2014

tracing: Improve message of empty set_graph_notrace file

When there's no entry in set_graph_notrace, it'll print below message

  #### all functions enabled ####

While this is technically correct, it's better to print like below:

  #### no functions disabled ####

Link: http://lkml.kernel.org/p/1402590233-22321-3-git-send-email-namhyung@kernel.org



Reported-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

parent 0d7d9a16

kernel/trace/ftrace.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -4089,7 +4089,12 @@ static int g_show(struct seq_file m, void v)
		return 0;

		if (ptr == (unsigned long *)1) {
		struct ftrace_graph_data *fgd = m->private;

		if (fgd->table == ftrace_graph_funcs)
		seq_printf(m, "#### all functions enabled ####\n");
		else
		seq_printf(m, "#### no functions disabled ####\n");
		return 0;
		}