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| author | Andi Kleen <ak@linux.intel.com> | 2017-08-31 21:40:36 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-09-13 14:49:14 +0200 |
| commit | b90f1333ef08d2a497ae239798868b046f4e3a97 (patch) | |
| tree | 3c2914d81f1ce278224f136573ac24ce4fd42f9e | |
| parent | perf stat: Hide internal duration_time counter (diff) | |
| download | linux-b90f1333ef08d2a497ae239798868b046f4e3a97.tar.xz linux-b90f1333ef08d2a497ae239798868b046f4e3a97.zip | |
perf stat: Update walltime_nsecs_stats in interval mode
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>
| -rw-r--r-- | tools/perf/builtin-stat.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 855890e0b70b..88f1d5fbdb48 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); } |