linux-kernel - [PATCH v2 22/27] perf data convert json: Use perf_tool_

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Date: Wed, 26 Jun 2024 13:36:24 -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 v2 22/27] perf data convert json: 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/util/data-convert-json.c | 43 ++++++++++++++---------------
 1 file changed, 20 insertions(+), 23 deletions(-)

diff --git a/tools/perf/util/data-convert-json.c b/tools/perf/util/data-convert-json.c
index 905ea9823f9d..20bfb0884e9e 100644
--- a/tools/perf/util/data-convert-json.c
+++ b/tools/perf/util/data-convert-json.c
@@ -316,39 +316,36 @@ int bt_convert__perf2json(const char *input_name, const char *output_name,
 	struct perf_session *session;
 	int fd;
 	int ret = -1;
-
 	struct convert_json c = {
-		.tool = {
-			.sample         = process_sample_event,
-			.mmap           = perf_event__process_mmap,
-			.mmap2          = perf_event__process_mmap2,
-			.comm           = perf_event__process_comm,
-			.namespaces     = perf_event__process_namespaces,
-			.cgroup         = perf_event__process_cgroup,
-			.exit           = perf_event__process_exit,
-			.fork           = perf_event__process_fork,
-			.lost           = perf_event__process_lost,
-#ifdef HAVE_LIBTRACEEVENT
-			.tracing_data   = perf_event__process_tracing_data,
-#endif
-			.build_id       = perf_event__process_build_id,
-			.id_index       = perf_event__process_id_index,
-			.auxtrace_info  = perf_event__process_auxtrace_info,
-			.auxtrace       = perf_event__process_auxtrace,
-			.event_update   = perf_event__process_event_update,
-			.ordered_events = true,
-			.ordering_requires_timestamps = true,
-		},
 		.first = true,
 		.events_count = 0,
 	};
-
 	struct perf_data data = {
 		.mode = PERF_DATA_MODE_READ,
 		.path = input_name,
 		.force = opts->force,
 	};
 
+	perf_tool__init(&c.tool, /*ordered_events=*/true);
+	c.tool.sample         = process_sample_event;
+	c.tool.mmap           = perf_event__process_mmap;
+	c.tool.mmap2          = perf_event__process_mmap2;
+	c.tool.comm           = perf_event__process_comm;
+	c.tool.namespaces     = perf_event__process_namespaces;
+	c.tool.cgroup         = perf_event__process_cgroup;
+	c.tool.exit           = perf_event__process_exit;
+	c.tool.fork           = perf_event__process_fork;
+	c.tool.lost           = perf_event__process_lost;
+#ifdef HAVE_LIBTRACEEVENT
+	c.tool.tracing_data   = perf_event__process_tracing_data;
+#endif
+	c.tool.build_id       = perf_event__process_build_id;
+	c.tool.id_index       = perf_event__process_id_index;
+	c.tool.auxtrace_info  = perf_event__process_auxtrace_info;
+	c.tool.auxtrace       = perf_event__process_auxtrace;
+	c.tool.event_update   = perf_event__process_event_update;
+	c.tool.ordering_requires_timestamps = true;
+
 	if (opts->all) {
 		pr_err("--all is currently unsupported for JSON output.\n");
 		goto err;
-- 
2.45.2.741.gdbec12cfda-goog