[PATCH v1 10/11] perf python: Add evlist.config to set up record options
From: Ian Rogers
Date: Thu Jan 09 2025 - 02:53:38 EST
Add access to evlist__config that is used to configure an evlist with
record options.
Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
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 1e8ab5291637..38a7e16e09c9 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -9,10 +9,12 @@
#include <event-parse.h>
#endif
#include <perf/mmap.h>
+#include "callchain.h"
#include "evlist.h"
#include "evsel.h"
#include "event.h"
#include "print_binary.h"
+#include "record.h"
#include "strbuf.h"
#include "thread_map.h"
#include "trace-event.h"
@@ -1043,6 +1045,31 @@ static PyObject *pyrf_evlist__open(struct pyrf_evlist *pevlist,
return Py_None;
}
+static PyObject *pyrf_evlist__config(struct pyrf_evlist *pevlist)
+{
+ struct record_opts opts = {
+ .sample_time = true,
+ .mmap_pages = UINT_MAX,
+ .user_freq = UINT_MAX,
+ .user_interval = ULLONG_MAX,
+ .freq = 4000,
+ .target = {
+ .uses_mmap = true,
+ .default_per_cpu = true,
+ },
+ .nr_threads_synthesize = 1,
+ .ctl_fd = -1,
+ .ctl_fd_ack = -1,
+ .no_buffering = true,
+ .no_inherit = true,
+ };
+ struct evlist *evlist = &pevlist->evlist;
+
+ evlist__config(evlist, &opts, &callchain_param);
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
static PyObject *pyrf_evlist__disable(struct pyrf_evlist *pevlist)
{
evlist__disable(&pevlist->evlist);
@@ -1100,6 +1127,12 @@ static PyMethodDef pyrf_evlist__methods[] = {
.ml_flags = METH_VARARGS | METH_KEYWORDS,
.ml_doc = PyDoc_STR("reads an event.")
},
+ {
+ .ml_name = "config",
+ .ml_meth = (PyCFunction)pyrf_evlist__config,
+ .ml_flags = METH_NOARGS,
+ .ml_doc = PyDoc_STR("Apply default record options to the evlist.")
+ },
{
.ml_name = "disable",
.ml_meth = (PyCFunction)pyrf_evlist__disable,
--
2.47.1.613.gc27f4b7a9f-goog