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Date:   Thu, 30 Aug 2018 08:32:41 +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 32/43] perf stat: Move null_run into struct perf_stat_config

Move static null_run into struct perf_stat_config,
so it can be passed around and used outside stat command.

Link: http://lkml.kernel.org/n/tip-cclahp2w949g9eg2ryl8ibd4@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/builtin-stat.c | 7 +++----
 tools/perf/util/stat.h    | 1 +
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 381549a989b4..844c755564e3 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -148,7 +148,6 @@ typedef int (*aggr_get_id_t)(struct cpu_map *m, int cpu);
 #define METRIC_ONLY_LEN 20
 
 static volatile pid_t		child_pid			= -1;
-static bool			null_run			=  false;
 static int			detailed_run			=  0;
 static bool			transaction_run;
 static bool			topdown_run			= false;
@@ -1676,7 +1675,7 @@ static void print_footer(struct perf_stat_config *config)
 	FILE *output = config->output;
 	int n;
 
-	if (!null_run)
+	if (!config->null_run)
 		fprintf(output, "\n");
 
 	if (config->run_count == 1) {
@@ -1894,7 +1893,7 @@ static const struct option stat_options[] = {
 		    "repeat command and print average + stddev (max: 100, forever: 0)"),
 	OPT_BOOLEAN(0, "table", &walltime_run_table,
 		    "display details about each run (only with -r option)"),
-	OPT_BOOLEAN('n', "null", &null_run,
+	OPT_BOOLEAN('n', "null", &stat_config.null_run,
 		    "null run - dont start any counters"),
 	OPT_INCR('d', "detailed", &detailed_run,
 		    "detailed run - start a lot of events"),
@@ -2309,7 +2308,7 @@ static int add_default_attributes(void)
 	struct parse_events_error errinfo;
 
 	/* Set attrs if no event is selected and !null_run: */
-	if (null_run)
+	if (stat_config.null_run)
 		return 0;
 
 	if (transaction_run) {
diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h
index 35550e3efd81..c198926c0e27 100644
--- a/tools/perf/util/stat.h
+++ b/tools/perf/util/stat.h
@@ -94,6 +94,7 @@ struct perf_stat_config {
 	bool			 csv_output;
 	bool			 interval_clear;
 	bool			 metric_only;
+	bool			 null_run;
 	FILE			*output;
 	unsigned int		 interval;
 	unsigned int		 timeout;
-- 
2.17.1

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