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Subject[tip:perf/core] perf python: Add struct evsel into struct pyrf_event
Commit-ID:  377f698db12150a1cf79987dca1d3990fa14a1f8
Gitweb: http://git.kernel.org/tip/377f698db12150a1cf79987dca1d3990fa14a1f8
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Sun, 10 Jul 2016 13:07:59 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 12 Jul 2016 16:18:36 -0300

perf python: Add struct evsel into struct pyrf_event

To be able to find out event configuration info during sample parsing.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1468148882-10362-8-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/python.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index 45fdd4a..dc7adaa 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -48,6 +48,7 @@ PyMODINIT_FUNC initperf(void);

struct pyrf_event {
PyObject_HEAD
+ struct perf_evsel *evsel;
struct perf_sample sample;
union perf_event event;
};
@@ -865,11 +866,18 @@ static PyObject *pyrf_evlist__read_on_cpu(struct pyrf_evlist *pevlist,
if (event != NULL) {
PyObject *pyevent = pyrf_event__new(event);
struct pyrf_event *pevent = (struct pyrf_event *)pyevent;
+ struct perf_evsel *evsel;

if (pyevent == NULL)
return PyErr_NoMemory();

- err = perf_evlist__parse_sample(evlist, event, &pevent->sample);
+ evsel = perf_evlist__event2evsel(evlist, event);
+ if (!evsel)
+ return Py_None;
+
+ pevent->evsel = evsel;
+
+ err = perf_evsel__parse_sample(evsel, event, &pevent->sample);

/* Consume the even only after we parsed it out. */
perf_evlist__mmap_consume(evlist, cpu);
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