[PATCH v2 19/19] perf, tools, stat: Update walltime_nsecs_stats in interval mode

[Andi Kleen]

From: Andi Kleen <a...@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 <a...@linux.intel.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 ce18c08a60e0..2d3354d7fcdc 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);
 }
 
-- 
2.9.4