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From: Jiri Olsa <jolsa@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
	David Ahern <dsahern@gmail.com>, Ingo Molnar <mingo@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: [PATCH 07/10] perf python: Add struct evsel into struct pyrf_event
Date: Sun, 10 Jul 2016 13:07:59 +0200
Message-ID: <1468148882-10362-8-git-send-email-jolsa@kernel.org> (raw)
In-Reply-To: <1468148882-10362-1-git-send-email-jolsa@kernel.org>

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

Link: http://lkml.kernel.org/n/tip-b63rh6l44ort2t76etobvvui@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 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 45fdd4a68721..dc7adaa3a02c 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);
-- 
2.4.11

  parent reply index

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-10 11:07 [PATCH 00/10] perf python: Add support to access tracepoint fields Jiri Olsa
2016-07-10 11:07 ` [PATCH 01/10] perf tools: Make perf_evlist__event2evsel public Jiri Olsa
2016-07-13  7:24   ` [tip:perf/core] perf evlist: Make event2evsel public tip-bot for Jiri Olsa
2016-07-10 11:07 ` [PATCH 02/10] perf tools: Introduce trace_event__tp_format_id function Jiri Olsa
2016-07-13  7:25   ` [tip:perf/core] perf tools: Introduce trace_event__tp_format_id() tip-bot for Jiri Olsa
2016-07-10 11:07 ` [PATCH 03/10] perf python: Init perf_event_attr::size in perf.evsel constructor Jiri Olsa
2016-07-13  7:25   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-07-10 11:07 ` [PATCH 04/10] perf python: Fix pyrf_evlist__read_on_cpu event consuming Jiri Olsa
2016-07-13  7:26   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-07-10 11:07 ` [PATCH 05/10] perf python: Put perf.event objects into dictionary Jiri Olsa
2016-07-13  7:26   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-07-10 11:07 ` [PATCH 06/10] perf python: Add perf.tracepoint method Jiri Olsa
2016-07-13  7:27   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-07-10 11:07 ` Jiri Olsa [this message]
2016-07-13  7:27   ` [tip:perf/core] perf python: Add struct evsel into struct pyrf_event tip-bot for Jiri Olsa
2016-07-10 11:08 ` [PATCH 08/10] perf python: Add support to resolve tracepoint fields Jiri Olsa
2016-07-13  7:27   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-07-10 11:08 ` [PATCH 09/10] perf python: Add tracepoint example Jiri Olsa
2016-07-13  7:28   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-07-10 11:08 ` [PATCH 10/10] perf script python: Fix string vs byte array resolving Jiri Olsa
2016-07-11 15:54   ` Steven Rostedt
2016-07-12  8:11     ` Jiri Olsa
2016-07-12 12:37       ` Steven Rostedt
2016-07-12 12:52         ` Jiri Olsa
2016-07-12 13:00           ` Steven Rostedt
2016-07-12 13:35             ` Jiri Olsa
2016-07-12 13:48               ` Steven Rostedt
2016-07-12 19:27                 ` Arnaldo Carvalho de Melo
2016-07-12 19:48                   ` Steven Rostedt
2016-07-13  9:06                     ` Jiri Olsa

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