From 39876e7dd385e0f0a438ee0ab13cf75a4f5e0e3b Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@redhat.com>
Date: Wed, 3 Oct 2012 11:40:22 -0300
Subject: perf evlist: Introduce add_newtp method

To reduce the boilerplate of creating and adding a new tracepoint to an
evlist.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-4z90i79gnmsza2czv2dhdrb7@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/evlist.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'tools/perf/util/evlist.c')

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index ae89686102f4..6a2809fd257e 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -285,6 +285,20 @@ out:
 	return err;
 }
 
+int perf_evlist__add_newtp(struct perf_evlist *evlist,
+			   const char *sys, const char *name, void *handler)
+{
+	struct perf_evsel *evsel;
+
+	evsel = perf_evsel__newtp(sys, name, evlist->nr_entries);
+	if (evsel == NULL)
+		return -1;
+
+	evsel->handler.func = handler;
+	perf_evlist__add(evlist, evsel);
+	return 0;
+}
+
 void perf_evlist__disable(struct perf_evlist *evlist)
 {
 	int cpu, thread;
-- 
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