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Groups > linux.kernel > #1255450

[PATCH 39/52] perf stat report: Process cpu/threads maps

From Jiri Olsa <jolsa@kernel.org>
Newsgroups linux.kernel
Subject [PATCH 39/52] perf stat report: Process cpu/threads maps
Date 2015-10-25 16:00 +0100
Message-ID <qnuW8-4fF-71@gated-at.bofh.it> (permalink)
References <qnuW5-4fF-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Adding processing of cpu/threads maps. Configuring session's
evlist with these maps.

Link: http://lkml.kernel.org/n/tip-f2bo5wm0cw76zc5qsjm4pztx@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 tools/perf/builtin-stat.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 1491cce68da3..b765e0c0ab0a 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -132,6 +132,9 @@ struct perf_stat {
 	struct perf_session	*session;
 	u64			 bytes_written;
 	struct perf_tool	 tool;
+	bool			 maps_allocated;
+	struct cpu_map		*cpus;
+	struct thread_map	*threads;
 };
 
 static struct perf_stat		perf_stat;
@@ -1458,6 +1461,63 @@ static int __cmd_record(int argc, const char **argv)
 	return argc;
 }
 
+static int set_maps(struct perf_stat *stat)
+{
+	if (!stat->cpus || !stat->threads)
+		return 0;
+
+	if (WARN_ONCE(stat->maps_allocated, "stats double allocation\n"))
+		return -EINVAL;
+
+	perf_evlist__set_maps(evsel_list, stat->cpus, stat->threads);
+
+	if (perf_evlist__alloc_stats(evsel_list, true))
+		return -ENOMEM;
+
+	stat->maps_allocated = true;
+	return 0;
+}
+
+static
+int process_thread_map_event(struct perf_tool *tool __maybe_unused,
+			     union perf_event *event,
+			     struct perf_session *session __maybe_unused)
+{
+	struct perf_stat *stat = container_of(tool, struct perf_stat, tool);
+
+	if (stat->threads) {
+		pr_warning("Extra thread map event, ignoring.\n");
+		return 0;
+	}
+
+	stat->threads = thread_map__new_event(&event->thread_map);
+	if (!stat->threads)
+		return -ENOMEM;
+
+	return set_maps(stat);
+}
+
+static
+int process_cpu_map_event(struct perf_tool *tool __maybe_unused,
+			  union perf_event *event,
+			  struct perf_session *session __maybe_unused)
+{
+	struct perf_stat *stat = container_of(tool, struct perf_stat, tool);
+	struct cpu_map *cpus;
+
+	if (stat->cpus) {
+		pr_warning("Extra cpu map event, ignoring.\n");
+		return 0;
+	}
+
+	cpus = cpu_map__new_data(&event->cpu_map.data);
+	if (!cpus)
+		return -ENOMEM;
+
+	stat->cpus = cpus;
+	return set_maps(stat);
+}
+
 static const char * const report_usage[] = {
 	"perf stat report [<options>]",
 	NULL,
@@ -1466,6 +1526,8 @@ static const char * const report_usage[] = {
 static struct perf_stat perf_stat = {
 	.tool = {
 		.attr		= perf_event__process_attr,
+		.thread_map	= process_thread_map_event,
+		.cpu_map	= process_cpu_map_event,
 	},
 };
 
-- 
2.4.3

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Thread

[PATCHv5 00/52] perf stat: Add scripting support Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 22/52] perf tools: Add event_update event scale type Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 04/52] perf tools: Add thread_map event sythesize function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 43/52] perf stat report: Process event update events Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 12/52] perf tools: Add stat config event synthesize function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 52/52] perf script: Add stat-cpi.py script Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 45/52] perf stat report: Allow to override aggr_mode Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 49/52] perf script: Add stat default handlers Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 39/52] perf stat report: Process cpu/threads maps Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 26/52] perf report: Display newly added events in raw dump Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 18/52] perf tools: Add stat round event synthesize function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 06/52] perf tools: Add perf_event__fprintf_thread_map function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 47/52] perf script: Process stat config event Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 02/52] perf stat: Cache aggregated map entries in extra cpumap Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
    [tip:perf/core] perf stat:   Cache aggregated map entries in extra cpumap tip-bot for Jiri Olsa <tipbot@zytor.com> - 2015-10-29 10:50 +0100
  [PATCH 16/52] perf tools: Add stat event read function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 38/52] perf stat report: Add report command Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 34/52] perf stat record: Write stat events on record Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 44/52] perf stat report: Move csv_sep initialization before report command Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 05/52] perf tools: Add thread_map__new_event function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 08/52] perf tools: Add cpu_map event synthesize function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 14/52] perf tools: Add stat event Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:00 +0100
  [PATCH 27/52] perf tools: Introduce stat feature Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 17/52] perf tools: Add stat round event Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 25/52] perf tools: Add perf_event__fprintf_event_update function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 11/52] perf tools: Add stat config event Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
    Re: [PATCH 11/52] perf tools: Add stat config event Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-27 14:20 +0100
      Re: [PATCH 11/52] perf tools: Add stat config event Jiri Olsa <jolsa@redhat.com> - 2015-10-27 14:40 +0100
        Re: [PATCH 11/52] perf tools: Add stat config event Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-27 14:50 +0100
          Re: [PATCH 11/52] perf tools: Add stat config event Jiri Olsa <jolsa@redhat.com> - 2015-10-27 15:00 +0100
            Re: [PATCH 11/52] perf tools: Add stat config event Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-27 15:20 +0100
  [PATCH 13/52] perf tools: Add stat config event read function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 28/52] perf tools: Move id_offset out of struct perf_evsel union Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
    [tip:perf/core] perf evsel:   Move id_offset out of struct perf_evsel union member tip-bot for Jiri Olsa <tipbot@zytor.com> - 2015-10-29 10:50 +0100
  [PATCH 15/52] perf tools: Add stat event synthesize function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 35/52] perf stat record: Write stat round events on record Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 24/52] perf tools: Add event_update event cpus type Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 21/52] perf tools: Add event_update event unit type Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 31/52] perf stat record: Synthesize stat record data Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
    Re: [PATCH 31/52] perf stat record: Synthesize stat record data Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-27 15:50 +0100
      Re: [PATCH 31/52] perf stat record: Synthesize stat record data Jiri Olsa <jolsa@redhat.com> - 2015-10-28 13:20 +0100
      Re: [PATCH 31/52] perf stat record: Synthesize stat record data Jiri Olsa <jolsa@redhat.com> - 2015-10-28 14:10 +0100
      Re: [PATCH 31/52] perf stat record: Synthesize stat record data Jiri Olsa <jolsa@redhat.com> - 2015-10-28 14:10 +0100
  [PATCH 36/52] perf stat record: Do not allow record with multiple runs mode Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 19/52] perf tools: Add stat events fprintf functions Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 40/52] perf stat report: Process stat config event Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 41/52] perf stat report: Add support to initialize aggr_map from file Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 33/52] perf stat record: Add pipe support for record command Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 30/52] perf stat record: Initialize record features Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 23/52] perf tools: Add event_update event name type Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 37/52] perf stat record: Synthesize event update events Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:10 +0100
  [PATCH 09/52] perf tools: Add cpu_map__new_event function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:20 +0100
  [PATCH 03/52] perf tools: Add thread_map event Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:20 +0100
    Re: [PATCH 03/52] perf tools: Add thread_map event Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-26 18:50 +0100
      Re: [PATCH 03/52] perf tools: Add thread_map event Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-26 18:50 +0100
        Re: [PATCH 03/52] perf tools: Add thread_map event Jiri Olsa <jolsa@redhat.com> - 2015-10-26 19:00 +0100
          Re: [PATCH 03/52] perf tools: Add thread_map event Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-26 19:00 +0100
      Re: [PATCH 03/52] perf tools: Add thread_map event Jiri Olsa <jolsa@redhat.com> - 2015-10-26 18:50 +0100
  [PATCH 07/52] perf tools: Add cpu_map event Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:20 +0100
  [PATCH 01/52] perf cpu_map: Add cpu_map__empty_new function Jiri Olsa <jolsa@kernel.org> - 2015-10-25 16:20 +0100
    [tip:perf/core] perf cpu_map: Add cpu_map__empty_new function tip-bot for Jiri Olsa <tipbot@zytor.com> - 2015-10-29 10:50 +0100
  Re: [PATCHv5 00/52] perf stat: Add scripting support Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-26 18:40 +0100
    RE: [PATCHv5 00/52] perf stat: Add scripting support "Liang, Kan" <kan.liang@intel.com> - 2015-10-27 15:30 +0100
      Re: [PATCHv5 00/52] perf stat: Add scripting support Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-27 15:50 +0100

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