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Message-ID: <20251029053413.355154-15-irogers@google.com>
Date: Tue, 28 Oct 2025 22:34:12 -0700
From: Ian Rogers <irogers@...gle.com>
To: Suzuki K Poulose <suzuki.poulose@....com>, Mike Leach <mike.leach@...aro.org>,
James Clark <james.clark@...aro.org>, John Garry <john.g.garry@...cle.com>,
Will Deacon <will@...nel.org>, Leo Yan <leo.yan@...ux.dev>,
Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>,
Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Charlie Jenkins <charlie@...osinc.com>,
Thomas Falcon <thomas.falcon@...el.com>, Yicong Yang <yangyicong@...ilicon.com>,
Thomas Richter <tmricht@...ux.ibm.com>, Athira Rajeev <atrajeev@...ux.ibm.com>,
Howard Chu <howardchu95@...il.com>, Song Liu <song@...nel.org>,
Dapeng Mi <dapeng1.mi@...ux.intel.com>, Levi Yun <yeoreum.yun@....com>,
Zhongqiu Han <quic_zhonhan@...cinc.com>, Blake Jones <blakejones@...gle.com>,
Anubhav Shelat <ashelat@...hat.com>, Chun-Tse Shao <ctshao@...gle.com>,
Christophe Leroy <christophe.leroy@...roup.eu>,
Jean-Philippe Romain <jean-philippe.romain@...s.st.com>, Gautam Menghani <gautam@...ux.ibm.com>,
Dmitry Vyukov <dvyukov@...gle.com>, Yang Li <yang.lee@...ux.alibaba.com>,
linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
Andi Kleen <ak@...ux.intel.com>, Weilin Wang <weilin.wang@...el.com>
Subject: [RFC PATCH v1 14/15] perf python: Add access to evsel and phys_addr
in event
Use the reference counting to wrap the evsel in the sample processing
pyrf_event and access using a getter routine.
Expose the phys_addr in the perf_sample.
Signed-off-by: Ian Rogers <irogers@...gle.com>
---
tools/perf/util/python.c | 35 ++++++++++++++++++++++++++++++-----
1 file changed, 30 insertions(+), 5 deletions(-)
diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index 27410b3fb7c5..09098c1112d3 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -32,6 +32,8 @@
PyMODINIT_FUNC PyInit_perf(void);
+static PyObject *pyrf_evsel__from_evsel(struct evsel *evsel);
+
#define member_def(type, member, ptype, help) \
{ #member, ptype, \
offsetof(struct pyrf_event, event) + offsetof(struct type, member), \
@@ -55,11 +57,29 @@ struct pyrf_event {
sample_member_def(sample_tid, tid, T_INT, "event tid"), \
sample_member_def(sample_time, time, T_ULONGLONG, "event timestamp"), \
sample_member_def(sample_addr, addr, T_ULONGLONG, "event addr"), \
+ sample_member_def(sample_phys_addr, phys_addr, T_ULONGLONG, "event physical addr"), \
sample_member_def(sample_id, id, T_ULONGLONG, "event id"), \
sample_member_def(sample_stream_id, stream_id, T_ULONGLONG, "event stream id"), \
sample_member_def(sample_period, period, T_ULONGLONG, "event period"), \
sample_member_def(sample_cpu, cpu, T_UINT, "event cpu"),
+static PyObject *pyrf_event__get_evsel(PyObject *self, void */*closure*/)
+{
+ struct pyrf_event *pevent = (void *)self;
+
+ return pyrf_evsel__from_evsel(pevent->evsel);
+}
+
+static PyGetSetDef pyrf_event__getset[] = {
+ {
+ .name = "evsel",
+ .get = pyrf_event__get_evsel,
+ .set = NULL,
+ .doc = "tracking event.",
+ },
+ { .name = NULL, },
+};
+
static const char pyrf_mmap_event__doc[] = PyDoc_STR("perf mmap event object.");
static PyMemberDef pyrf_mmap_event__members[] = {
@@ -101,6 +121,7 @@ static PyTypeObject pyrf_mmap_event__type = {
.tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
.tp_doc = pyrf_mmap_event__doc,
.tp_members = pyrf_mmap_event__members,
+ .tp_getset = pyrf_event__getset,
.tp_repr = (reprfunc)pyrf_mmap_event__repr,
};
@@ -136,6 +157,7 @@ static PyTypeObject pyrf_task_event__type = {
.tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
.tp_doc = pyrf_task_event__doc,
.tp_members = pyrf_task_event__members,
+ .tp_getset = pyrf_event__getset,
.tp_repr = (reprfunc)pyrf_task_event__repr,
};
@@ -165,6 +187,7 @@ static PyTypeObject pyrf_comm_event__type = {
.tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
.tp_doc = pyrf_comm_event__doc,
.tp_members = pyrf_comm_event__members,
+ .tp_getset = pyrf_event__getset,
.tp_repr = (reprfunc)pyrf_comm_event__repr,
};
@@ -197,6 +220,7 @@ static PyTypeObject pyrf_throttle_event__type = {
.tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
.tp_doc = pyrf_throttle_event__doc,
.tp_members = pyrf_throttle_event__members,
+ .tp_getset = pyrf_event__getset,
.tp_repr = (reprfunc)pyrf_throttle_event__repr,
};
@@ -232,6 +256,7 @@ static PyTypeObject pyrf_lost_event__type = {
.tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
.tp_doc = pyrf_lost_event__doc,
.tp_members = pyrf_lost_event__members,
+ .tp_getset = pyrf_event__getset,
.tp_repr = (reprfunc)pyrf_lost_event__repr,
};
@@ -262,6 +287,7 @@ static PyTypeObject pyrf_read_event__type = {
.tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
.tp_doc = pyrf_read_event__doc,
.tp_members = pyrf_read_event__members,
+ .tp_getset = pyrf_event__getset,
.tp_repr = (reprfunc)pyrf_read_event__repr,
};
@@ -387,6 +413,7 @@ static PyTypeObject pyrf_sample_event__type = {
.tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
.tp_doc = pyrf_sample_event__doc,
.tp_members = pyrf_sample_event__members,
+ .tp_getset = pyrf_event__getset,
.tp_repr = (reprfunc)pyrf_sample_event__repr,
.tp_getattro = (getattrofunc) pyrf_sample_event__getattro,
};
@@ -425,6 +452,7 @@ static PyTypeObject pyrf_context_switch_event__type = {
.tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
.tp_doc = pyrf_context_switch_event__doc,
.tp_members = pyrf_context_switch_event__members,
+ .tp_getset = pyrf_event__getset,
.tp_repr = (reprfunc)pyrf_context_switch_event__repr,
};
@@ -1196,7 +1224,7 @@ static PyObject *pyrf_evsel__str(PyObject *self)
struct pyrf_evsel *pevsel = (void *)self;
struct evsel *evsel = pevsel->evsel;
- return PyUnicode_FromFormat("evsel(%s/%s/)", evsel__pmu_name(evsel), evsel__name(evsel));
+ return PyUnicode_FromFormat("evsel(%s)", evsel__name(evsel));
}
static PyMethodDef pyrf_evsel__methods[] = {
@@ -1954,10 +1982,7 @@ static PyObject *pyrf_evlist__str(PyObject *self)
evlist__for_each_entry(pevlist->evlist, pos) {
if (!first)
strbuf_addch(&sb, ',');
- if (!pos->pmu)
- strbuf_addstr(&sb, evsel__name(pos));
- else
- strbuf_addf(&sb, "%s/%s/", pos->pmu->name, evsel__name(pos));
+ strbuf_addstr(&sb, evsel__name(pos));
first = false;
}
strbuf_addstr(&sb, "])");
--
2.51.1.851.g4ebd6896fd-goog
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