linux-kernel - [PATCH v2 06/11] perf python: Add optional cpus and threads arguments to parse

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Message-Id: <20250228222308.626803-7-irogers@google.com>
Date: Fri, 28 Feb 2025 14:23:03 -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 06/11] perf python: Add optional cpus and threads arguments
 to parse_events

Used for the evlist initialization.

Reviewed-by: Howard Chu <howardchu95@...il.com>
Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/util/python.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index b600b6379b4e..4a3015e7dc83 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -1339,12 +1339,18 @@ static PyObject *pyrf__parse_events(PyObject *self, PyObject *args)
 	struct evlist evlist = {};
 	struct parse_events_error err;
 	PyObject *result;
+	PyObject *pcpus = NULL, *pthreads = NULL;
+	struct perf_cpu_map *cpus;
+	struct perf_thread_map *threads;
 
-	if (!PyArg_ParseTuple(args, "s", &input))
+	if (!PyArg_ParseTuple(args, "s|OO", &input, &pcpus, &pthreads))
 		return NULL;
 
+	threads = pthreads ? ((struct pyrf_thread_map *)pthreads)->threads : NULL;
+	cpus = pcpus ? ((struct pyrf_cpu_map *)pcpus)->cpus : NULL;
+
 	parse_events_error__init(&err);
-	evlist__init(&evlist, NULL, NULL);
+	evlist__init(&evlist, cpus, threads);
 	if (parse_events(&evlist, input, &err)) {
 		parse_events_error__print(&err, input);
 		PyErr_SetFromErrno(PyExc_OSError);
-- 
2.48.1.711.g2feabab25a-goog