linux-kernel - [PATCH 38/47] perf stat report: Process stat and stat round events

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Message-Id: <1437481927-29538-39-git-send-email-jolsa@kernel.org>
Date:	Tue, 21 Jul 2015 14:31:58 +0200
From:	Jiri Olsa <jolsa@...nel.org>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: [PATCH 38/47] perf stat report: Process stat and stat round events

Adding processing of stat and stat round events.

Link: http://lkml.kernel.org/n/tip-qc3ihpf6j8hlfdts64uj4nmc@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/builtin-stat.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 6db3c435539e..6602323ecd43 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1331,6 +1331,29 @@ static int __cmd_record(int argc, const char **argv)
 	return argc;
 }
 
+static int process_stat_round_event(struct perf_tool *tool __maybe_unused,
+				    union perf_event *event,
+				    struct perf_session *session)
+{
+	struct stat_round_event *round = &event->stat_round;
+	struct perf_evsel *counter;
+	struct timespec tsh, *ts = NULL;
+	const char **argv = session->header.env.cmdline_argv;
+	int argc = session->header.env.nr_cmdline;
+
+	evlist__for_each(evsel_list, counter)
+		perf_stat_process_counter(&stat_config, counter);
+
+	if (stat_config.interval && round->time) {
+		tsh.tv_sec  = round->time / NSECS_PER_SEC;
+		tsh.tv_nsec = round->time % NSECS_PER_SEC;
+		ts = &tsh;
+	}
+
+	print_counters(ts, argc, argv);
+	return 0;
+}
+
 static
 int process_stat_config_event(struct perf_tool *tool __maybe_unused,
 			      union perf_event *event,
@@ -1412,6 +1435,8 @@ static int __cmd_report(int argc, const char **argv)
 	struct perf_stat_cmd stat = {
 		.tool = {
 			.attr		= perf_event__process_attr,
+			.stat		= perf_event__process_stat_event,
+			.stat_round	= process_stat_round_event,
 			.stat_config	= process_stat_config_event,
 			.thread_map	= process_thread_map_event,
 			.cpu_map	= process_cpu_map_event,
-- 
2.4.3

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