From 6e751d26e8011616e10b611df5dedbc24aa188bf Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Thu, 24 Jan 2013 10:00:49 +1100
Subject: perf: added 'perf reset' command

resets all perf counters
---
 apps/systemcmds/perf/perf.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/apps/systemcmds/perf/perf.c b/apps/systemcmds/perf/perf.c
index ced942fd6..64443d019 100644
--- a/apps/systemcmds/perf/perf.c
+++ b/apps/systemcmds/perf/perf.c
@@ -39,6 +39,7 @@
 #include <nuttx/config.h>
 #include <unistd.h>
 #include <stdio.h>
+#include <string.h>
 
 #include "systemlib/perf_counter.h"
 
@@ -63,6 +64,15 @@ __EXPORT int perf_main(int argc, char *argv[]);
 
 int perf_main(int argc, char *argv[])
 {
+	if (argc > 1) {
+		if (strcmp(argv[1], "reset") == 0) {
+			perf_reset_all();
+			return 0;
+		}
+		printf("Usage: perf <reset>\n");
+		return -1;
+	}
+
 	perf_print_all();
 	fflush(stdout);
 	return 0;
-- 
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