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authorJiri Kosina <jkosina@suse.com>2025-07-31 22:36:25 +0200
committerJiri Kosina <jkosina@suse.com>2025-07-31 22:36:25 +0200
commite9ef810dfee7a2227da9d423aecb0ced35faddbe (patch)
tree52befbbbeacbd9340f90884dee840be3f492d3e1 /tools/perf/python/counting.py
parent3a1d22bd85381c4e358fc3340e776c3a3223a1d0 (diff)
parent3a807f3ff9eaaeead81576c5a72d226d519a2fe7 (diff)
Merge branch 'for-6.17/amd-sfh' into for-linus
- add support for operating modes (Basavaraj Natikar)
Diffstat (limited to 'tools/perf/python/counting.py')
-rwxr-xr-xtools/perf/python/counting.py36
1 files changed, 36 insertions, 0 deletions
diff --git a/tools/perf/python/counting.py b/tools/perf/python/counting.py
new file mode 100755
index 000000000000..02121d2bb11d
--- /dev/null
+++ b/tools/perf/python/counting.py
@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+# SPDX-License-Identifier: GPL-2.0
+# -*- python -*-
+# -*- coding: utf-8 -*-
+
+import argparse
+import perf
+
+def main(event: str):
+ evlist = perf.parse_events(event)
+
+ for evsel in evlist:
+ evsel.read_format = perf.FORMAT_TOTAL_TIME_ENABLED | perf.FORMAT_TOTAL_TIME_RUNNING
+
+ evlist.open()
+ evlist.enable()
+
+ count = 100000
+ while count > 0:
+ count -= 1
+
+ evlist.disable()
+
+ for evsel in evlist:
+ for cpu in evsel.cpus():
+ for thread in evsel.threads():
+ counts = evsel.read(cpu, thread)
+ print(f"For {evsel} val: {counts.val} enable: {counts.ena} run: {counts.run}")
+
+ evlist.close()
+
+if __name__ == '__main__':
+ ap = argparse.ArgumentParser()
+ ap.add_argument('-e', '--event', help="Events to open", default="cpu-clock,task-clock")
+ args = ap.parse_args()
+ main(args.event)