linux-kernel - [PATCH 096/107] libperf: Adopt perf_evlist__enable()/disable() functions from perf

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Date:   Mon, 29 Jul 2019 23:55:59 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
        Clark Williams <williams@...hat.com>,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Alexey Budankov <alexey.budankov@...ux.intel.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Michael Petlan <mpetlan@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 096/107] libperf: Adopt perf_evlist__enable()/disable() functions from perf

From: Jiri Olsa <jolsa@...nel.org>

Adopt the following functions from tools/perf:

  perf_evlist__enable()
  perf_evlist__disable()

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Alexey Budankov <alexey.budankov@...ux.intel.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Michael Petlan <mpetlan@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-70-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/lib/evlist.c              | 16 ++++++++++++++++
 tools/perf/lib/include/perf/evlist.h |  2 ++
 tools/perf/lib/libperf.map           |  2 ++
 3 files changed, 20 insertions(+)

diff --git a/tools/perf/lib/evlist.c b/tools/perf/lib/evlist.c
index 5dda96b1d4da..f4dc9a208332 100644
--- a/tools/perf/lib/evlist.c
+++ b/tools/perf/lib/evlist.c
@@ -141,3 +141,19 @@ void perf_evlist__close(struct perf_evlist *evlist)
 	perf_evlist__for_each_entry_reverse(evlist, evsel)
 		perf_evsel__close(evsel);
 }
+
+void perf_evlist__enable(struct perf_evlist *evlist)
+{
+	struct perf_evsel *evsel;
+
+	perf_evlist__for_each_entry(evlist, evsel)
+		perf_evsel__enable(evsel);
+}
+
+void perf_evlist__disable(struct perf_evlist *evlist)
+{
+	struct perf_evsel *evsel;
+
+	perf_evlist__for_each_entry(evlist, evsel)
+		perf_evsel__disable(evsel);
+}
diff --git a/tools/perf/lib/include/perf/evlist.h b/tools/perf/lib/include/perf/evlist.h
index 6d3dda743541..38365f8f3fba 100644
--- a/tools/perf/lib/include/perf/evlist.h
+++ b/tools/perf/lib/include/perf/evlist.h
@@ -20,6 +20,8 @@ LIBPERF_API struct perf_evsel* perf_evlist__next(struct perf_evlist *evlist,
 						 struct perf_evsel *evsel);
 LIBPERF_API int perf_evlist__open(struct perf_evlist *evlist);
 LIBPERF_API void perf_evlist__close(struct perf_evlist *evlist);
+LIBPERF_API void perf_evlist__enable(struct perf_evlist *evlist);
+LIBPERF_API void perf_evlist__disable(struct perf_evlist *evlist);
 
 #define perf_evlist__for_each_evsel(evlist, pos)	\
 	for ((pos) = perf_evlist__next((evlist), NULL);	\
diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map
index 4f966ddd5e53..2068e3d52227 100644
--- a/tools/perf/lib/libperf.map
+++ b/tools/perf/lib/libperf.map
@@ -27,6 +27,8 @@ LIBPERF_0.0.1 {
 		perf_evlist__delete;
 		perf_evlist__open;
 		perf_evlist__close;
+		perf_evlist__enable;
+		perf_evlist__disable;
 		perf_evlist__init;
 		perf_evlist__add;
 		perf_evlist__remove;
-- 
2.21.0