| From | Arnaldo Carvalho de Melo <> | Subject | [PATCH 12/41] perf stat: Update walltime_nsecs_stats in interval mode | Date | Tue, 12 Sep 2017 12:10:00 -0300 |
| |
From: Andi Kleen <ak@linux.intel.com>
Some metrics (like GFLOPs) need walltime_nsecs_stats for each interval. Compute it for each interval instead of only at the end.
Pointed out by Jiri.
Signed-off-by: Andi Kleen <ak@linux.intel.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Link: http://lkml.kernel.org/r/20170831194036.30146-12-andi@firstfloor.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/builtin-stat.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index f783b498e5c5..2248ebe582ca 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -415,6 +415,8 @@ static void process_interval(void) pr_err("failed to write stat round event\n"); } + init_stats(&walltime_nsecs_stats); + update_stats(&walltime_nsecs_stats, stat_config.interval * 1000000); print_counters(&rs, 0, NULL); } -- 2.13.5
|