linux-kernel - [PATCH v2 04/11] perf python: Add evlist enable and disable methods

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Message-Id: <20250228222308.626803-5-irogers@google.com>
Date: Fri, 28 Feb 2025 14:23:01 -0800
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Mark Rutland <mark.rutland@....com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Adrian Hunter <adrian.hunter@...el.com>, Kan Liang <kan.liang@...ux.intel.com>, 
	Yicong Yang <yangyicong@...ilicon.com>, James Clark <james.clark@...aro.org>, 
	"Dr. David Alan Gilbert" <linux@...blig.org>, Levi Yun <yeoreum.yun@....com>, Ze Gao <zegao2021@...il.com>, 
	Weilin Wang <weilin.wang@...el.com>, Xu Yang <xu.yang_2@....com>, 
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Howard Chu <howardchu95@...il.com>
Cc: Ian Rogers <irogers@...gle.com>
Subject: [PATCH v2 04/11] perf python: Add evlist enable and disable methods

By default the evsels from parse_events will be disabled. Add access
to the evlist functions so they can be enabled/disabled.

Reviewed-by: Howard Chu <howardchu95@...il.com>
Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/util/python.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index e2b9032c1311..0cf81cfcfafb 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -1028,6 +1028,20 @@ static PyObject *pyrf_evlist__open(struct pyrf_evlist *pevlist,
 	return Py_None;
 }
 
+static PyObject *pyrf_evlist__disable(struct pyrf_evlist *pevlist)
+{
+	evlist__disable(&pevlist->evlist);
+	Py_INCREF(Py_None);
+	return Py_None;
+}
+
+static PyObject *pyrf_evlist__enable(struct pyrf_evlist *pevlist)
+{
+	evlist__enable(&pevlist->evlist);
+	Py_INCREF(Py_None);
+	return Py_None;
+}
+
 static PyMethodDef pyrf_evlist__methods[] = {
 	{
 		.ml_name  = "mmap",
@@ -1065,6 +1079,18 @@ static PyMethodDef pyrf_evlist__methods[] = {
 		.ml_flags = METH_VARARGS | METH_KEYWORDS,
 		.ml_doc	  = PyDoc_STR("reads an event.")
 	},
+	{
+		.ml_name  = "disable",
+		.ml_meth  = (PyCFunction)pyrf_evlist__disable,
+		.ml_flags = METH_NOARGS,
+		.ml_doc	  = PyDoc_STR("Disable the evsels in the evlist.")
+	},
+	{
+		.ml_name  = "enable",
+		.ml_meth  = (PyCFunction)pyrf_evlist__enable,
+		.ml_flags = METH_NOARGS,
+		.ml_doc	  = PyDoc_STR("Enable the evsels in the evlist.")
+	},
 	{ .ml_name = NULL, }
 };
 
-- 
2.48.1.711.g2feabab25a-goog