linux-kernel - Re: [PATCH 3/6] perf, tools, stat: Support metrics in --per-core/socket mode

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Date:	Sat, 27 Feb 2016 00:53:31 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Andi Kleen <andi@...stfloor.org>, acme@...nel.org,
	jolsa@...nel.org, linux-kernel@...r.kernel.org, eranian@...gle.com,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 3/6] perf, tools, stat: Support metrics in
 --per-core/socket mode

> > +
> >  static void print_aggr(char *prefix)
> >  {
> >  	FILE *output = stat_config.output;
> > @@ -982,6 +1024,8 @@ static void print_aggr(char *prefix)
> >  	if (!(aggr_map || aggr_get_id))
> >  		return;
> >  
> > +	aggr_update_shadow();
> 
> this should be called from perf_stat_process_counter,
> not from display function

I tried it, but the function needs a lot of stuff (aggr_map,
evsel_list) that only exists in builtin-stat. Passing all
that around is quite complicated and intrusive.

I left it alone for now.

-Andi