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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <Z89PVJMBUyfA9jdu@x1>
Date: Mon, 10 Mar 2025 17:45:08 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>,
	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>
Subject: Re: [PATCH v2 04/11] perf python: Add evlist enable and disable
 methods

On Fri, Feb 28, 2025 at 02:23:01PM -0800, Ian Rogers wrote:
> By default the evsels from parse_events will be disabled. Add access
> to the evlist functions so they can be enabled/disabled.

Reviewed-by: Arnaldo Carvalho de Melo <acme@...hat.com>

- Arnaldo
 
> 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