From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-dy1-f202.google.com (mail-dy1-f202.google.com [74.125.82.202]) (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 E4E473ED125 for ; Fri, 12 Jun 2026 22:13:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781302391; cv=none; b=ez35K7ihtHXngzthiDcqOOQAq3vg21ol4WX7DkRAzViuHGsFyeV5gZQQPSsxiJ1DuuveOLCbLcLplfsA6kQ6oJnXrSNUQ2LXKCViKcpJY3EwQCASRce/KOpYWMjVAca8k9rH9G0wAyTNQGKPnAJHUDgM8ajCJZ8z2icQkt8z2Ig= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781302391; c=relaxed/simple; bh=mpzQ8f5oVqGZZG+IuRtrBchA27nExmYu7EqSh6/JRPI=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=seFJxLssdoaesuKY6QM5jEtU7TkswuZ47DtSXvAa1U0YNisQfBDUkDvUI6zPsR4d41la+KVk6MVsGc41Lj4n0DVGNV5G0C2b47R5AzGsxu2ZXDxDxSkVJJZvt3VC1c5qGJwLmVfbE+uZsM8n5oShrbI8BJKrQIjztcp5rQKMhiA= 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=bFsTOmiU; arc=none smtp.client-ip=74.125.82.202 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="bFsTOmiU" Received: by mail-dy1-f202.google.com with SMTP id 5a478bee46e88-304df51ff3eso3159726eec.0 for ; Fri, 12 Jun 2026 15:13:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1781302389; x=1781907189; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=pRMEwmh6f+KZ0VDSdIOWnsZ8bN+t3OAhBwecQVSCEK8=; b=bFsTOmiUoEORCoP2rxiT8CiTQ+5AjTYjsYlBMhIP+Qv+1RdwJXqq2sEsHXt49wmRuJ LITgbhFIbKlE2UVxOqkEGPrLOLsekx2ZzrmQWGcTTl3WO2EHUn3rzeaSat2Mtn6Ap0MW PN9G1OG1qNgmOGKg/F8xw/4arI+jL/Z297yAkojpLdZMNgzLNW/mSy39wRXItvJV68HN 2K52LoqUYS86w8f+jhuoMPj/t0NJ9DG3MRIP5s8UuqADAfKIIjANsFmk9wQSshBZwP2T J1IrbfBjSBwyJmLE2iZmnl6RtoOuozqNYxbK0dDPilIt7d6vMexQ2r839JMOCEndbupV +Ptw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781302389; x=1781907189; h=cc: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=pRMEwmh6f+KZ0VDSdIOWnsZ8bN+t3OAhBwecQVSCEK8=; b=JL91TGl7fI2IrG6Db3ctk7AAv8AmILe+v7/h77A/jqbb2Ao8oG4mqkKi0ZJ39+toxl 3rOFy3j2YgvST9iqr5fHSOlfoT9r1XgueAioNJ0jTqyRnXoQxN+WLPjzH/fRbDkJv/Xm XHz4U1q0RN/bcoSpatq8t4lS+5DzbTkjZZY19qzpWW/1O9iokt6CCKs6LuFWA4FW6x17 zIC/nw5WXEDLDjLvzp+sruyrgRTHDUy728POZCgS6ZA8W3uwEOB0UNBpkHXLweCUq2Ci MnzBxc8cfYBi17nOADB9JVXSgjwAYg5vwSiCNHDJ3+2m9ZqlNzkJWJNyr26wEyEwVx49 SnOQ== X-Forwarded-Encrypted: i=1; AFNElJ+yvXp4NKrLsEDBCXfsaeRPMQSH+pQxk6xxN777HR/BR8PENYLljRZdkJev7Cgr8g7j+vFKXX2m4ghG2T0=@vger.kernel.org X-Gm-Message-State: AOJu0Yy6Hc9wlONHbvOKOpYs9eLrYu0xrcvTtYUi6w3gbjcfuDneD6Ej HX3mxTfdHW3IR+Ocbl+sFTmpd8ziGGsMCfrexRL5E6ttpbETjHI2OKrrpiqXn3L/GOjBLweo3JP rUU+ktDizVw== X-Received: from dybpi5.prod.google.com ([2002:a05:7301:4205:b0:304:ebf6:da3b]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7300:1344:b0:304:e7c9:b528 with SMTP id 5a478bee46e88-308200d33aemr2507722eec.30.1781302388898; Fri, 12 Jun 2026 15:13:08 -0700 (PDT) Date: Fri, 12 Jun 2026 15:12:09 -0700 In-Reply-To: <20260612221211.1221305-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260612180956.1105352-1-irogers@google.com> <20260612221211.1221305-1-irogers@google.com> X-Mailer: git-send-email 2.54.0.1136.gdb2ca164c4-goog Message-ID: <20260612221211.1221305-18-irogers@google.com> Subject: [PATCH v15 17/19] perf python: Add config file access From: Ian Rogers To: irogers@google.com, acme@kernel.org, namhyung@kernel.org Cc: adrian.hunter@intel.com, alice.mei.rogers@gmail.com, dapeng1.mi@linux.intel.com, james.clark@linaro.org, leo.yan@linux.dev, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, mingo@redhat.com, peterz@infradead.org, tmricht@linux.ibm.com Content-Type: text/plain; charset="UTF-8" Add perf.config_get(name) to expose the perf configuration system. Assisted-by: Gemini:gemini-3.1-pro-preview Signed-off-by: Ian Rogers --- tools/perf/util/python.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c index bedd2175065d..71af65b23eb9 100644 --- a/tools/perf/util/python.c +++ b/tools/perf/util/python.c @@ -17,6 +17,7 @@ #include "build-id.h" #include "callchain.h" #include "comm.h" +#include "config.h" #include "counts.h" #include "data.h" #include "debug.h" @@ -3974,7 +3975,26 @@ static PyObject *pyrf__syscall_id(PyObject *self, PyObject *args, PyObject *kwar return PyLong_FromLong(id); } +static PyObject *pyrf__config_get(PyObject *self, PyObject *args) +{ + const char *config_name, *val; + + if (!PyArg_ParseTuple(args, "s", &config_name)) + return NULL; + + val = perf_config_get(config_name); + if (!val) + Py_RETURN_NONE; + return PyUnicode_FromString(val); +} + static PyMethodDef perf__methods[] = { + { + .ml_name = "config_get", + .ml_meth = (PyCFunction) pyrf__config_get, + .ml_flags = METH_VARARGS, + .ml_doc = PyDoc_STR("Get a perf config value.") + }, { .ml_name = "metrics", .ml_meth = (PyCFunction) pyrf__metrics, -- 2.54.0.1136.gdb2ca164c4-goog