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From: tip-bot for Jiri Olsa <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: namhyung@kernel.org, a.p.zijlstra@chello.nl, dsahern@gmail.com,
	tglx@linutronix.de, jolsa@kernel.org, mingo@kernel.org,
	acme@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org,
	kan.liang@intel.com
Subject: [tip:perf/core] perf tools: Add event_update event scale type
Date: Fri, 18 Dec 2015 01:06:39 -0800	[thread overview]
Message-ID: <tip-daeecbc0c431f15f492fb8d704080a02de6e2918@git.kernel.org> (raw)
In-Reply-To: <1445784728-21732-23-git-send-email-jolsa@kernel.org>

Commit-ID:  daeecbc0c431f15f492fb8d704080a02de6e2918
Gitweb:     http://git.kernel.org/tip/daeecbc0c431f15f492fb8d704080a02de6e2918
Author:     Jiri Olsa <jolsa@kernel.org>
AuthorDate: Sun, 25 Oct 2015 15:51:38 +0100
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 17 Dec 2015 15:11:59 -0300

perf tools: Add event_update event scale type

A__allocdding scale type 'event update' event, that stores/transfer
events scale value. The PMU events can define the scale
value which is used to multiply events data.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Kan Liang <kan.liang@intel.com>
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/1445784728-21732-23-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/tests/event_update.c | 21 +++++++++++++++++++++
 tools/perf/util/event.h         |  5 +++++
 tools/perf/util/header.c        | 26 ++++++++++++++++++++++++++
 tools/perf/util/header.h        |  3 +++
 4 files changed, 55 insertions(+)

diff --git a/tools/perf/tests/event_update.c b/tools/perf/tests/event_update.c
index 9cdf4c9..a91fcef 100644
--- a/tools/perf/tests/event_update.c
+++ b/tools/perf/tests/event_update.c
@@ -18,6 +18,22 @@ static int process_event_unit(struct perf_tool *tool __maybe_unused,
 	return 0;
 }
 
+static int process_event_scale(struct perf_tool *tool __maybe_unused,
+			       union perf_event *event,
+			       struct perf_sample *sample __maybe_unused,
+			       struct machine *machine __maybe_unused)
+{
+	struct event_update_event *ev = (struct event_update_event *) event;
+	struct event_update_event_scale *ev_data;
+
+	ev_data = (struct event_update_event_scale *) ev->data;
+
+	TEST_ASSERT_VAL("wrong id", ev->id == 123);
+	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__SCALE);
+	TEST_ASSERT_VAL("wrong scale", ev_data->scale = 0.123);
+	return 0;
+}
+
 int test__event_update(int subtest __maybe_unused)
 {
 	struct perf_evlist *evlist;
@@ -38,5 +54,10 @@ int test__event_update(int subtest __maybe_unused)
 	TEST_ASSERT_VAL("failed to synthesize attr update unit",
 			!perf_event__synthesize_event_update_unit(NULL, evsel, process_event_unit));
 
+	evsel->scale = 0.123;
+
+	TEST_ASSERT_VAL("failed to synthesize attr update scale",
+			!perf_event__synthesize_event_update_scale(NULL, evsel, process_event_scale));
+
 	return 0;
 }
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 64c4cdf..44198e8 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -310,6 +310,11 @@ struct attr_event {
 
 enum {
 	PERF_EVENT_UPDATE__UNIT  = 0,
+	PERF_EVENT_UPDATE__SCALE = 1,
+};
+
+struct event_update_event_scale {
+	double scale;
 };
 
 struct event_update_event {
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 5759ebf..30edb4b 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -2723,6 +2723,27 @@ perf_event__synthesize_event_update_unit(struct perf_tool *tool,
 	return err;
 }
 
+int
+perf_event__synthesize_event_update_scale(struct perf_tool *tool,
+					  struct perf_evsel *evsel,
+					  perf_event__handler_t process)
+{
+	struct event_update_event *ev;
+	struct event_update_event_scale *ev_data;
+	int err;
+
+	ev = event_update_event__new(sizeof(*ev_data), PERF_EVENT_UPDATE__SCALE, evsel->id[0]);
+	if (ev == NULL)
+		return -ENOMEM;
+
+	ev_data = (struct event_update_event_scale *) ev->data;
+	ev_data->scale = evsel->scale;
+	err = process(tool, (union perf_event*) ev, NULL, NULL);
+	free(ev);
+	return err;
+}
+
+
 int perf_event__synthesize_attrs(struct perf_tool *tool,
 				   struct perf_session *session,
 				   perf_event__handler_t process)
@@ -2787,6 +2808,7 @@ int perf_event__process_event_update(struct perf_tool *tool __maybe_unused,
 				     struct perf_evlist **pevlist)
 {
 	struct event_update_event *ev = &event->event_update;
+	struct event_update_event_scale *ev_scale;
 	struct perf_evlist *evlist;
 	struct perf_evsel *evsel;
 
@@ -2802,6 +2824,10 @@ int perf_event__process_event_update(struct perf_tool *tool __maybe_unused,
 	switch (ev->type) {
 	case PERF_EVENT_UPDATE__UNIT:
 		evsel->unit = strdup(ev->data);
+		break;
+	case PERF_EVENT_UPDATE__SCALE:
+		ev_scale = (struct event_update_event_scale *) ev->data;
+		evsel->scale = ev_scale->scale;
 	default:
 		break;
 	}
diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
index 6aa2b92..fad04cb 100644
--- a/tools/perf/util/header.h
+++ b/tools/perf/util/header.h
@@ -108,6 +108,9 @@ int perf_event__synthesize_attrs(struct perf_tool *tool,
 int perf_event__synthesize_event_update_unit(struct perf_tool *tool,
 					     struct perf_evsel *evsel,
 					     perf_event__handler_t process);
+int perf_event__synthesize_event_update_scale(struct perf_tool *tool,
+					      struct perf_evsel *evsel,
+					      perf_event__handler_t process);
 int perf_event__process_attr(struct perf_tool *tool, union perf_event *event,
 			     struct perf_evlist **pevlist);
 int perf_event__process_event_update(struct perf_tool *tool __maybe_unused,

  reply	other threads:[~2015-12-18  9:07 UTC|newest]

Thread overview: 99+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-25 14:51 [PATCHv5 00/52] perf stat: Add scripting support Jiri Olsa
2015-10-25 14:51 ` [PATCH 01/52] perf cpu_map: Add cpu_map__empty_new function Jiri Olsa
2015-10-29  9:41   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 02/52] perf stat: Cache aggregated map entries in extra cpumap Jiri Olsa
2015-10-29  9:41   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 03/52] perf tools: Add thread_map event Jiri Olsa
2015-10-26 17:42   ` Arnaldo Carvalho de Melo
2015-10-26 17:45     ` Jiri Olsa
2015-10-26 17:48     ` Arnaldo Carvalho de Melo
2015-10-26 17:55       ` Jiri Olsa
2015-10-26 17:57         ` Arnaldo Carvalho de Melo
2015-12-18  9:00   ` [tip:perf/core] perf thread_map: Add thread_map user level event tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 04/52] perf tools: Add thread_map event sythesize function Jiri Olsa
2015-12-18  9:00   ` [tip:perf/core] perf thread_map: " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 05/52] perf tools: Add thread_map__new_event function Jiri Olsa
2015-12-18  9:01   ` [tip:perf/core] perf thread_map: " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 06/52] perf tools: Add perf_event__fprintf_thread_map function Jiri Olsa
2015-12-18  9:01   ` [tip:perf/core] perf thread_map: " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 07/52] perf tools: Add cpu_map event Jiri Olsa
2015-12-18  9:01   ` [tip:perf/core] perf cpu_map: Add cpu_map user level event tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 08/52] perf tools: Add cpu_map event synthesize function Jiri Olsa
2015-12-18  9:02   ` [tip:perf/core] perf cpu_map: " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 09/52] perf tools: Add cpu_map__new_event function Jiri Olsa
2015-12-18  9:02   ` [tip:perf/core] perf cpu_map: " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 10/52] perf tools: Add perf_event__fprintf_cpu_map function Jiri Olsa
2015-12-18  9:02   ` [tip:perf/core] perf cpu_map: " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 11/52] perf tools: Add stat config event Jiri Olsa
2015-10-27 13:16   ` Arnaldo Carvalho de Melo
2015-10-27 13:30     ` Jiri Olsa
2015-10-27 13:44       ` Arnaldo Carvalho de Melo
2015-10-27 13:51         ` Jiri Olsa
2015-10-27 14:13           ` Arnaldo Carvalho de Melo
2015-12-18  9:03   ` [tip:perf/core] perf tools: Add stat config user level event tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 12/52] perf tools: Add stat config event synthesize function Jiri Olsa
2015-12-18  9:03   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 13/52] perf tools: Add stat config event read function Jiri Olsa
2015-12-18  9:03   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 14/52] perf tools: Add stat event Jiri Olsa
2015-12-18  9:04   ` [tip:perf/core] perf tools: Add stat user level event tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 15/52] perf tools: Add stat event synthesize function Jiri Olsa
2015-12-18  9:04   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 16/52] perf tools: Add stat event read function Jiri Olsa
2015-12-18  9:04   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 17/52] perf tools: Add stat round event Jiri Olsa
2015-12-18  9:05   ` [tip:perf/core] perf tools: Add stat round user level event tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 18/52] perf tools: Add stat round event synthesize function Jiri Olsa
2015-12-18  9:05   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 19/52] perf tools: Add stat events fprintf functions Jiri Olsa
2015-12-18  9:05   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 20/52] perf tools: Add event_update event Jiri Olsa
2015-12-18  9:06   ` [tip:perf/core] perf tools: Add event_update user level event tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 21/52] perf tools: Add event_update event unit type Jiri Olsa
2015-12-18  9:06   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 22/52] perf tools: Add event_update event scale type Jiri Olsa
2015-12-18  9:06   ` tip-bot for Jiri Olsa [this message]
2015-10-25 14:51 ` [PATCH 23/52] perf tools: Add event_update event name type Jiri Olsa
2015-12-18  9:07   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 24/52] perf tools: Add event_update event cpus type Jiri Olsa
2015-12-18  9:07   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 25/52] perf tools: Add perf_event__fprintf_event_update function Jiri Olsa
2015-12-18  9:07   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 26/52] perf report: Display newly added events in raw dump Jiri Olsa
2015-12-18  9:07   ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 27/52] perf tools: Introduce stat feature Jiri Olsa
2015-12-18  9:08   ` [tip:perf/core] perf tools: Introduce stat perf.data header feature tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 28/52] perf tools: Move id_offset out of struct perf_evsel union Jiri Olsa
2015-10-29  9:40   ` [tip:perf/core] perf evsel: Move id_offset out of struct perf_evsel union member tip-bot for Jiri Olsa
2015-10-25 14:51 ` [PATCH 29/52] perf stat record: Add record command Jiri Olsa
2015-10-27 14:26   ` Arnaldo Carvalho de Melo
2015-10-25 14:51 ` [PATCH 30/52] perf stat record: Initialize record features Jiri Olsa
2015-10-25 14:51 ` [PATCH 31/52] perf stat record: Synthesize stat record data Jiri Olsa
2015-10-27 14:42   ` Arnaldo Carvalho de Melo
2015-10-28 12:15     ` Jiri Olsa
2015-10-28 13:03     ` Jiri Olsa
2015-10-28 13:04     ` Jiri Olsa
2015-10-25 14:51 ` [PATCH 32/52] perf stat record: Store events IDs in perf data file Jiri Olsa
2015-10-25 14:51 ` [PATCH 33/52] perf stat record: Add pipe support for record command Jiri Olsa
2015-10-25 14:51 ` [PATCH 34/52] perf stat record: Write stat events on record Jiri Olsa
2015-10-25 14:51 ` [PATCH 35/52] perf stat record: Write stat round " Jiri Olsa
2015-10-25 14:51 ` [PATCH 36/52] perf stat record: Do not allow record with multiple runs mode Jiri Olsa
2015-10-25 14:51 ` [PATCH 37/52] perf stat record: Synthesize event update events Jiri Olsa
2015-10-25 14:51 ` [PATCH 38/52] perf stat report: Add report command Jiri Olsa
2015-10-25 14:51 ` [PATCH 39/52] perf stat report: Process cpu/threads maps Jiri Olsa
2015-10-25 14:51 ` [PATCH 40/52] perf stat report: Process stat config event Jiri Olsa
2015-10-25 14:51 ` [PATCH 41/52] perf stat report: Add support to initialize aggr_map from file Jiri Olsa
2015-10-25 14:51 ` [PATCH 42/52] perf stat report: Process stat and stat round events Jiri Olsa
2015-10-25 14:51 ` [PATCH 43/52] perf stat report: Process event update events Jiri Olsa
2015-10-25 14:52 ` [PATCH 44/52] perf stat report: Move csv_sep initialization before report command Jiri Olsa
2015-10-25 14:52 ` [PATCH 45/52] perf stat report: Allow to override aggr_mode Jiri Olsa
2015-10-25 14:52 ` [PATCH 46/52] perf script: Process cpu/threads maps Jiri Olsa
2015-10-25 14:52 ` [PATCH 47/52] perf script: Process stat config event Jiri Olsa
2015-10-25 14:52 ` [PATCH 48/52] perf script: Add process_stat/process_stat_interval scripting interface Jiri Olsa
2015-10-25 14:52 ` [PATCH 49/52] perf script: Add stat default handlers Jiri Olsa
2015-10-25 14:52 ` [PATCH 50/52] perf script: Display stat events by default Jiri Olsa
2015-10-25 14:52 ` [PATCH 51/52] perf script: Add python support for stat events Jiri Olsa
2015-10-25 14:52 ` [PATCH 52/52] perf script: Add stat-cpi.py script Jiri Olsa
2015-10-26 17:34 ` [PATCHv5 00/52] perf stat: Add scripting support Arnaldo Carvalho de Melo
2015-10-27 14:24   ` Liang, Kan
2015-10-27 14:48     ` Arnaldo Carvalho de Melo

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