linux-kernel - [PATCH 16/22] tools lib traceevent: Make the name output optional in pevent_field

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Date:	Sun,  2 Feb 2014 22:39:04 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	Jiri Olsa <jolsa@...hat.com>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	David Ahern <dsahern@...il.com>
Subject: [PATCH 16/22] tools lib traceevent: Make the name output optional in pevent_field_info

Making the name output optional in pevent_field_info function.

Signed-off-by: Jiri Olsa <jolsa@...hat.com>
Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: David Ahern <dsahern@...il.com>
---
 tools/lib/traceevent/event-parse.c | 9 ++++++---
 tools/lib/traceevent/event-parse.h | 3 ++-
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index a3370f2..7b5b2dc 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -4028,13 +4028,16 @@ static int is_printable_array(char *p, unsigned int len)
 
 void pevent_field_info(struct trace_seq *s,
 		       struct format_field *field,
-		       void *data, int size __maybe_unused)
+		       void *data, int size __maybe_unused,
+		       bool print_name)
 {
 	struct event_format *event = field->event;
 	unsigned int offset, len, i;
 	unsigned long long val;
 
-	trace_seq_printf(s, " %s=", field->name);
+	if (print_name)
+		trace_seq_printf(s, " %s=", field->name);
+
 	if (field->flags & FIELD_IS_ARRAY) {
 		offset = field->offset;
 		len = field->size;
@@ -4100,7 +4103,7 @@ static void print_event_fields(struct trace_seq *s, void *data, int size,
 
 	field = event->format.fields;
 	while (field) {
-		pevent_field_info(s, field, data, size);
+		pevent_field_info(s, field, data, size, true);
 		field = field->next;
 	}
 }
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h
index 73492a9..b49fad1 100644
--- a/tools/lib/traceevent/event-parse.h
+++ b/tools/lib/traceevent/event-parse.h
@@ -590,7 +590,8 @@ void pevent_print_event(struct pevent *pevent, struct trace_seq *s,
 
 void pevent_field_info(struct trace_seq *s,
 		       struct format_field *field,
-		       void *data, int size);
+		       void *data, int size __maybe_unused,
+		       bool print_name);
 
 int pevent_parse_header_page(struct pevent *pevent, char *buf, unsigned long size,
 			     int long_size);
-- 
1.8.3.1

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