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perf stat: Move 'print_mixed_hw_group_error' to 'struct perf_stat_config' 

Move the 'print_mixed_hw_group_error' global variable to 'struct perf_stat_config',
so that it can be passed around and used outside the 'perf stat' command.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180830063252.23729-35-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2018-08-30 08:32:43 +02:00 committed by Arnaldo Carvalho de Melo
parent 31084123c1
commit 3b3cd9a41c
2 changed files with 3 additions and 3 deletions
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5
tools/perf/builtin-stat.c
View File

@ -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");

1
tools/perf/util/stat.h
View File

@ -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;