linux-kernel - Re: [PATCH 8/9] perf, tools, stat: Remove extra unsupported/not counted handling

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Date:	Fri, 4 Sep 2015 10:50:22 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	acme@...nel.org, jolsa@...nel.org, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 8/9] perf, tools, stat: Remove extra unsupported/not
 counted handling

On Wed, Sep 02, 2015 at 04:35:53PM -0700, Andi Kleen wrote:
> From: Andi Kleen <ak@...ux.intel.com>
> 
> printout now handles unsupported/not counted printing, so we can
> remove one extra instance in the aggregated printing.
> 
> Signed-off-by: Andi Kleen <ak@...ux.intel.com>
> ---
>  tools/perf/builtin-stat.c | 22 ++--------------------
>  1 file changed, 2 insertions(+), 20 deletions(-)
> 
> diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
> index f049fa67c..68c16e6 100644
> --- a/tools/perf/builtin-stat.c
> +++ b/tools/perf/builtin-stat.c
> @@ -841,26 +841,8 @@ static void print_counter_aggr(struct perf_evsel *counter, char *prefix)
>  	if (prefix)
>  		fprintf(output, "%s", prefix);
>  
> -	if (scaled == -1 || !counter->supported) {
> -		fprintf(output, "%*s%s",
> -			csv_output ? 0 : 18,
> -			counter->supported ? CNTR_NOT_COUNTED : CNTR_NOT_SUPPORTED,
> -			csv_sep);
> -		fprintf(output, "%-*s%s",
> -			csv_output ? 0 : unit_width,
> -			counter->unit, csv_sep);
> -		fprintf(output, "%*s",
> -			csv_output ? 0 : -25,
> -			perf_evsel__name(counter));
> -
> -		if (counter->cgrp)
> -			fprintf(output, "%s%s", csv_sep, counter->cgrp->name);
> -
> -		print_running(avg_running, avg_enabled);
> -		fputc('\n', output);
> -		return;
> -	}
> -
> +	if (scaled == -1)
> +		avg_running = avg_enabled = 0;

why the extra initialization?

jirka

>  	uval = avg * counter->scale;
>  	printout(-1, 0, counter, uval, prefix, avg_running, avg_enabled, avg);
>  	fprintf(output, "\n");
> -- 
> 2.4.3
> 
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