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SubjectRe: [PATCH] perf stat: Improve runtime stat for interval mode
On Fri, Apr 17, 2020 at 08:51:54AM +0800, Jin Yao wrote:

SNIP

> diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
> index ec053dc1e35c..d5c326ff46d0 100644
> --- a/tools/perf/builtin-stat.c
> +++ b/tools/perf/builtin-stat.c
> @@ -359,6 +359,7 @@ static void process_interval(void)
> clock_gettime(CLOCK_MONOTONIC, &ts);
> diff_timespec(&rs, &ts, &ref_time);
>
> + perf_stat__reset_rt_stat();

could you use just existing:

perf_stat__reset_shadow_per_stat(&rt_stat)

or perhaps event perf_stat__reset_shadow_stats, given
that we init walltime_nsecs_stats just few lines below

jirka

> read_counters(&rs);
>
> if (STAT_RECORD) {

SNIP

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