From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 080422641F8 for ; Mon, 14 Jul 2025 16:44:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752511480; cv=none; b=PDQHZ9cnK/4TNPyv7rwgKnqvDj+MZ0xQpG/5fHUjEr2G02WrC6e+5qhsDC0VK9UJ20Ga4K3nMkNSfgfG5AU7IEsrH76OwCWM9P2vnseYI6qJR7AaP9Izsz6niZ7Q6m79rAWTltM6u1XGL1NGHWiFYvgfXsXeQn/bd9q+H9tcLqo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752511480; c=relaxed/simple; bh=YfHrvvulmnCHCIxuummdSqASVcc704Ccv5tz5doWQeo=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=Iw4TlXYB4GjTuAMywav389IOTL5J0UcJJ9g7Wgx8olJkAbeSw4zNNCX4A/gYgUs5bQ6eutB7zUGYoGkv0qRkG7CPjS7YE7sCrpLtgv2g5KnY+fBXUeqmvYfmLusiYmOmN4kXEnM4ppqvBvZGy5NGosOr9feXup6UZlhAQByYsBw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=N02aIP8O; arc=none smtp.client-ip=209.85.216.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="N02aIP8O" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-3138c50d2a0so6882687a91.2 for ; Mon, 14 Jul 2025 09:44:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1752511478; x=1753116278; darn=vger.kernel.org; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=rquscjWRa6LTliNe/SCTRQKemW4K6Wpniv3kqn6BfWs=; b=N02aIP8OP7PvSIYY9yjhQJImenNE8YqTYbhXfH2wbk8pFyy9k2272zAue4KUQu7XlM 9I8qzsErnEh0KsF0eJ/ETkfjKnOI/bwt9Uw1xVtole2y3UXW1jFsUSYy8O8RF4cQoMJX nUpGOd2MivGe57gmmV3dC8WrJZ/Q9ti17cHMolNnhvQQRW4IO94/2IZLZy0P1UekXbZU zqa8G1t554kKPGEZu9u2mVrYhLcBgpFyoquTHvrthWk4LvecrlzOLvSOrJXchaMJG2NQ JTgUvx72fL49FTszXD8Nzxs2poRSQ63SlS/7D2kH17cpkvtW0nWetJDloCsXzm0fbI9+ krtA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1752511478; x=1753116278; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=rquscjWRa6LTliNe/SCTRQKemW4K6Wpniv3kqn6BfWs=; b=eb8hL4FJ35Ik8tmaVwIPraaJiNH03IcQ7XamOCiYbvIiRx8r5awfRg/+Md783fbq1u RN4GfyfWFy9fd+5aZLWASYMfWPRM5R6Z6F+rYBDhhthu8uGm1eMwnog3yhkocBClV8nD w3SvGshGtYG7imXky0EQ8QlHAeQwSmDqoEsMta4uXBmXsJZL8G6z8rNUNxMTiJdlmvsZ eEyThmykxd2sVAWXkajviZHz+AFnYdTrATuBtxv9rNq648HMhUOW2ujdRLjapWizFZSv IvmPPqSTsTMRp26PZNztVspSth2m+5O16J9WqpaRyZhNLlZPudRTd9M6j3NEUgY+T+Dt oOWA== X-Forwarded-Encrypted: i=1; AJvYcCUx9eQ0pnJ0Ol+BSaL9BqKXRZrK23CS2nWQghtUfoistkhcuEKQhSh/K28R5Q3Tdxq+T9fVW2dZdAsF2fHJlQgR@vger.kernel.org X-Gm-Message-State: AOJu0Yxwl06+vnrWZkmQw8koNIJ4S1oNA2Sb8CdeTxVCQg1B8uOEGYTo V/fJUeVShzD46Zu9cGwY7le3NNdXATazWPE4gR79o5LSoM6zV+Y6JzDjYXtc35Tg1OkzD/CgjYw zDRXEiJrbOg== X-Google-Smtp-Source: AGHT+IFjr6s/WVCdiudJRc0Rj/hLFvpXOTTdTCBMb9JIx+S3NaaimeJQcAnUk8PRa7ClwAhkne0a4WxXfBE/ X-Received: from pjbsi9.prod.google.com ([2002:a17:90b:5289:b0:311:485b:d057]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:3844:b0:311:c1ec:7d05 with SMTP id 98e67ed59e1d1-31c4cd568bfmr20099835a91.35.1752511478227; Mon, 14 Jul 2025 09:44:38 -0700 (PDT) Date: Mon, 14 Jul 2025 09:44:01 -0700 In-Reply-To: <20250714164405.111477-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250714164405.111477-1-irogers@google.com> X-Mailer: git-send-email 2.50.0.727.gbf7dc18ff4-goog Message-ID: <20250714164405.111477-14-irogers@google.com> Subject: [PATCH v7 13/16] perf python: Add evlist metrics function From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , James Clark , Xu Yang , "Masami Hiramatsu (Google)" , Collin Funk , Howard Chu , Weilin Wang , Andi Kleen , "Dr. David Alan Gilbert" , Thomas Richter , Tiezhu Yang , Gautam Menghani , Thomas Falcon , Chun-Tse Shao , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Content-Type: text/plain; charset="UTF-8" The function returns a list of the names of metrics within the evlist. For example: ``` >>> import perf >>> perf.parse_metrics("TopdownL1").metrics() ['tma_bad_speculation', 'tma_frontend_bound', 'tma_backend_bound', 'tma_retiring'] ``` Signed-off-by: Ian Rogers --- tools/perf/util/python.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c index 6454f24cd810..c1eab506f55b 100644 --- a/tools/perf/util/python.c +++ b/tools/perf/util/python.c @@ -1293,6 +1293,33 @@ static PyObject *pyrf_evlist__all_cpus(struct pyrf_evlist *pevlist) return (PyObject *)pcpu_map; } +static PyObject *pyrf_evlist__metrics(struct pyrf_evlist *pevlist) +{ + PyObject *list = PyList_New(/*len=*/0); + struct rb_node *node; + + if (!list) + return NULL; + + for (node = rb_first_cached(&pevlist->evlist.metric_events.entries); node; + node = rb_next(node)) { + struct metric_event *me = container_of(node, struct metric_event, nd); + struct list_head *pos; + + list_for_each(pos, &me->head) { + struct metric_expr *expr = container_of(pos, struct metric_expr, nd); + PyObject *str = PyUnicode_FromString(expr->metric_name); + + if (!str || PyList_Append(list, str) != 0) { + Py_DECREF(list); + return NULL; + } + Py_DECREF(str); + } + } + return list; +} + static PyObject *pyrf_evlist__mmap(struct pyrf_evlist *pevlist, PyObject *args, PyObject *kwargs) { @@ -1521,6 +1548,12 @@ static PyMethodDef pyrf_evlist__methods[] = { .ml_flags = METH_NOARGS, .ml_doc = PyDoc_STR("CPU map union of all evsel CPU maps.") }, + { + .ml_name = "metrics", + .ml_meth = (PyCFunction)pyrf_evlist__metrics, + .ml_flags = METH_NOARGS, + .ml_doc = PyDoc_STR("List of metric names within the evlist.") + }, { .ml_name = "mmap", .ml_meth = (PyCFunction)pyrf_evlist__mmap, -- 2.50.0.727.gbf7dc18ff4-goog