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Date: Thu, 20 Jul 2017 19:01:16 -0700 From: Arun Kalyanasundaram <arunkaly@...gle.com> To: Arnaldo Carvalho de Melo <acme@...nel.org>, linux-kernel@...r.kernel.org Cc: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Arun Kalyanasundaram <arunkaly@...gle.com>, Jiri Olsa <jolsa@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, "David S . Miller" <davem@...emloft.net>, SeongJae Park <sj38.park@...il.com>, davidcc@...gle.com, Stephane Eranian <eranian@...gle.com> Subject: [PATCH 3/5] perf script python: Add sample_read to dict Provide time_enabled, time_running and counter value in the perf_sample dict. Signed-off-by: Arun Kalyanasundaram <arunkaly@...gle.com> --- .../util/scripting-engines/trace-event-python.c | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c index 69d1b6db96f6..55a45784c910 100644 --- a/tools/perf/util/scripting-engines/trace-event-python.c +++ b/tools/perf/util/scripting-engines/trace-event-python.c @@ -391,6 +391,56 @@ static PyObject *python_process_callchain(struct perf_sample *sample, return pylist; } +static PyObject *get_sample_value_as_tuple(struct sample_read_value *value) +{ + PyObject *t; + + t = PyTuple_New(2); + if (!t) + Py_FatalError("couldn't create Python tuple"); + PyTuple_SetItem(t, 0, PyLong_FromUnsignedLongLong(value->id)); + PyTuple_SetItem(t, 1, PyLong_FromUnsignedLongLong(value->value)); + return t; +} + +static void set_sample_read_in_dict(PyObject *dict_sample, + struct perf_sample *sample, + struct perf_evsel *evsel) +{ + u64 read_format = evsel->attr.read_format; + PyObject *values; + unsigned int i; + + if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) { + pydict_set_item_string_decref(dict_sample, "time_enabled", + PyLong_FromUnsignedLongLong(sample->read.time_enabled)); + } + + if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) { + pydict_set_item_string_decref(dict_sample, "time_running", + PyLong_FromUnsignedLongLong(sample->read.time_running)); + } + + if (read_format & PERF_FORMAT_GROUP) + values = PyList_New(sample->read.group.nr); + else + values = PyList_New(1); + + if (!values) + Py_FatalError("couldn't create Python list"); + + if (read_format & PERF_FORMAT_GROUP) { + for (i = 0; i < sample->read.group.nr; i++) { + PyObject *t = get_sample_value_as_tuple(&sample->read.group.values[i]); + PyList_SET_ITEM(values, i, t); + } + } else { + PyObject *t = get_sample_value_as_tuple(&sample->read.one); + PyList_SET_ITEM(values, 0, t); + } + pydict_set_item_string_decref(dict_sample, "values", values); +} + static PyObject *get_perf_sample_dict(struct perf_sample *sample, struct perf_evsel *evsel, struct addr_location *al, @@ -422,6 +472,7 @@ static PyObject *get_perf_sample_dict(struct perf_sample *sample, PyLong_FromUnsignedLongLong(sample->time)); pydict_set_item_string_decref(dict_sample, "period", PyLong_FromUnsignedLongLong(sample->period)); + set_sample_read_in_dict(dict_sample, sample, evsel); pydict_set_item_string_decref(dict, "sample", dict_sample); pydict_set_item_string_decref(dict, "raw_buf", PyString_FromStringAndSize( -- 2.14.0.rc0.284.gd933b75aa4-goog
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