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perf/urgent fix:

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- Fix 'perf stat' interval output values (Jiri Olsa)
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-urgent-for-mingo-2' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull perf/urgent fix from Arnaldo Carvalho de Melo:

  - Fix 'perf stat' interval output values (Jiri Olsa)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2016-02-04 08:56:54 +01:00
commit 580df49eed
1 changed files with 10 additions and 0 deletions
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10
tools/perf/util/stat.c
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@ -311,6 +311,16 @@ int perf_stat_process_counter(struct perf_stat_config *config,
aggr->val = aggr->ena = aggr->run = 0; aggr->val = aggr->ena = aggr->run = 0;
/*
* We calculate counter's data every interval,
* and the display code shows ps->res_stats
* avg value. We need to zero the stats for
* interval mode, otherwise overall avg running
* averages will be shown for each interval.
*/
if (config->interval)
init_stats(ps->res_stats);
if (counter->per_pkg) if (counter->per_pkg)
zero_per_pkg(counter); zero_per_pkg(counter);