diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2014-06-13 01:23:51 +0900 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2014-07-01 07:13:44 -0400 |
| commit | 280d1429b6a67432ead24fb68a504b4c90c3d96d (patch) | |
| tree | 495ad86b5d1ce1fbc4cf00d4d60afc5d472d3d6b /kernel/trace | |
| parent | 0d7d9a16ce112687487fadb2b490519b45f6c70e (diff) | |
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>
Diffstat (limited to 'kernel/trace')
| -rw-r--r-- | kernel/trace/ftrace.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 17885a27281c..ee245c0659a6 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -4089,7 +4089,12 @@ static int g_show(struct seq_file *m, void *v) return 0; if (ptr == (unsigned long *)1) { - seq_printf(m, "#### all functions enabled ####\n"); + 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; } |