linux-kernel - [PATCH perf 2/2] perf: trace-event-parse: support printing short fields

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Date:	Mon, 21 Mar 2011 15:34:06 -0700
From:	David Sharp <dhsharp@...gle.com>
To:	linux-kernel@...r.kernel.org
Cc:	mrubin@...gle.com, David Sharp <dhsharp@...gle.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...e.hu>,
	Stephane Eranian <eranian@...gle.com>
Subject: [PATCH perf 2/2] perf: trace-event-parse: support printing short fields

Handle "%hd" etc. in pretty_print()

Signed-off-by: David Sharp <dhsharp@...gle.com>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: Stephane Eranian <eranian@...gle.com>
---
 tools/perf/util/trace-event-parse.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index 67fe01a..0cf4366 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -2534,6 +2534,9 @@ static void pretty_print(void *data, int size, struct event *event)
 			case '%':
 				printf("%%");
 				break;
+			case 'h':
+				ls--;
+				goto cont_process;
 			case 'l':
 				ls++;
 				goto cont_process;
@@ -2589,6 +2592,12 @@ static void pretty_print(void *data, int size, struct event *event)
 					}
 				}
 				switch (ls) {
+				case -2:
+					printf(format, (char)val);
+					break;
+				case -1:
+					printf(format, (short)val);
+					break;
 				case 0:
 					printf(format, (int)val);
 					break;
-- 
1.7.3.1

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