linux-kernel - [PATCH v1 18/26] perf timechart: Use perf_tool_

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Date: Tue, 25 Jun 2024 10:25:55 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Mark Rutland <mark.rutland@....com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	Kan Liang <kan.liang@...ux.intel.com>, John Garry <john.g.garry@...cle.com>, 
	Will Deacon <will@...nel.org>, James Clark <james.clark@....com>, 
	Mike Leach <mike.leach@...aro.org>, Leo Yan <leo.yan@...ux.dev>, 
	Suzuki K Poulose <suzuki.poulose@....com>, Yicong Yang <yangyicong@...ilicon.com>, 
	Jonathan Cameron <jonathan.cameron@...wei.com>, Nick Terrell <terrelln@...com>, 
	Nick Desaulniers <ndesaulniers@...gle.com>, Oliver Upton <oliver.upton@...ux.dev>, 
	Anshuman Khandual <anshuman.khandual@....com>, Song Liu <song@...nel.org>, 
	Ilkka Koskinen <ilkka@...amperecomputing.com>, Huacai Chen <chenhuacai@...nel.org>, 
	Yanteng Si <siyanteng@...ngson.cn>, Sun Haiyong <sunhaiyong@...ngson.cn>, 
	linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v1 18/26] perf timechart: Use perf_tool__init

Use perf_tool__init so that more uses of struct perf_tool can be const
and not relying on perf_tool__fill_defaults.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/builtin-timechart.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 5bf818baa662..218c8b44d7be 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -1606,10 +1606,16 @@ static int __cmd_timechart(struct timechart *tchart, const char *output_name)
 		.mode  = PERF_DATA_MODE_READ,
 		.force = tchart->force,
 	};
-
-	struct perf_session *session = perf_session__new(&data, &tchart->tool);
+	struct perf_session *session;
 	int ret = -EINVAL;
 
+	perf_tool__init(&tchart->tool, /*ordered_events=*/true);
+	tchart->tool.comm		 = process_comm_event;
+	tchart->tool.fork		 = process_fork_event;
+	tchart->tool.exit		 = process_exit_event;
+	tchart->tool.sample		 = process_sample_event;
+
+	session = perf_session__new(&data, &tchart->tool);
 	if (IS_ERR(session))
 		return PTR_ERR(session);
 
@@ -1924,13 +1930,6 @@ parse_time(const struct option *opt, const char *arg, int __maybe_unused unset)
 int cmd_timechart(int argc, const char **argv)
 {
 	struct timechart tchart = {
-		.tool = {
-			.comm		 = process_comm_event,
-			.fork		 = process_fork_event,
-			.exit		 = process_exit_event,
-			.sample		 = process_sample_event,
-			.ordered_events	 = true,
-		},
 		.proc_num = 15,
 		.min_time = NSEC_PER_MSEC,
 		.merge_dist = 1000,
-- 
2.45.2.741.gdbec12cfda-goog