linux-kernel - [PATCH 34/43] perf stat: Move print_mixed_hw_group_error into struct perf_stat

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Date:   Thu, 30 Aug 2018 08:32:43 +0200
From:   Jiri Olsa <jolsa@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        David Ahern <dsahern@...il.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andi Kleen <andi@...stfloor.org>
Subject: [PATCH 34/43] perf stat: Move print_mixed_hw_group_error into struct perf_stat_config

Moving print_mixed_hw_group_error into struct perf_stat_config,
so it can be passed around and used outside stat command.

Link: http://lkml.kernel.org/n/tip-oz7f6n54ui1eilo9b67n0kk9@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/builtin-stat.c | 5 ++---
 tools/perf/util/stat.h    | 1 +
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 8748bb5e5403..f61c2dc8c7e8 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -170,7 +170,6 @@ static bool			append_file;
 static bool			interval_count;
 static const char		*output_name;
 static int			output_fd;
-static int			print_mixed_hw_group_error;
 static u64			*walltime_run;
 static bool			ru_display			= false;
 static struct rusage		ru_data;
@@ -1052,7 +1051,7 @@ static void printout(struct perf_stat_config *config, int id, int nr,
 		if (counter->supported) {
 			config->print_free_counters_hint = 1;
 			if (is_mixed_hw_group(counter))
-				print_mixed_hw_group_error = 1;
+				config->print_mixed_hw_group_error = 1;
 		}
 
 		fprintf(config->output, "%-*s%s",
@@ -1715,7 +1714,7 @@ static void print_footer(struct perf_stat_config *config)
 "	perf stat ...\n"
 "	echo 1 > /proc/sys/kernel/nmi_watchdog\n");
 
-	if (print_mixed_hw_group_error)
+	if (config->print_mixed_hw_group_error)
 		fprintf(output,
 			"The events in group usually have to be from "
 			"the same PMU. Try reorganizing the group.\n");
diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h
index 8cad17363e90..6fb4dac26ccc 100644
--- a/tools/perf/util/stat.h
+++ b/tools/perf/util/stat.h
@@ -104,6 +104,7 @@ struct perf_stat_config {
 	int			 times;
 	int			 run_count;
 	int			 print_free_counters_hint;
+	int			 print_mixed_hw_group_error;
 	struct runtime_stat	*stats;
 	int			 stats_num;
 	const char		*csv_sep;
-- 
2.17.1