[PATCH 2/2] perf: dump warning on unknown formaters

[Dmitry Monakhov]

This will help us to catch missed format specifiers much quicker.

Signed-off-by: Dmitry Monakhov <dmonakhov@xxxxxxxxxx>
---
 tools/lib/traceevent/event-parse.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 27dc1f8..546a0f9 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -5066,6 +5066,9 @@ static void pretty_print(struct trace_seq *s, void *data, int size, struct event
 				arg = arg->next;
 				break;
 			default:
+				do_warning_event(event,
+						 "%s: unknown format '%%%c'",
+						 __func__, *ptr);
 				trace_seq_printf(s, ">%c<", *ptr);
 
 			}
-- 
2.7.4