linux-kernel - Re: [PATCH 4/4] perf, tools, stat: Implement CSV metrics output

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Date:	Thu, 30 Jul 2015 16:06:44 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	acme@...nel.org, jolsa@...nel.org, eranian@...gle.com,
	linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 4/4] perf, tools, stat: Implement CSV metrics output

On Wed, Jul 29, 2015 at 05:21:40PM -0700, Andi Kleen wrote:

SNIP

> +	}
>  }
>  
>  static void print_aggr(char *prefix)
> @@ -818,11 +883,7 @@ static void print_aggr(char *prefix)
>  				continue;
>  			}
>  			uval = val * counter->scale;
> -			printout(id, nr, counter, uval, prefix);
> -			if (!csv_output)
> -				print_noise(counter, 1.0);
> -
> -			print_running(run, ena);
> +			printout(id, nr, counter, uval, prefix, run, ena, 1.0);
>  			fputc('\n', output);
>  		}
>  	}
> @@ -848,12 +909,7 @@ static void print_aggr_thread(struct perf_evsel *counter, char *prefix)
>  			fprintf(output, "%s", prefix);
>  
>  		uval = val * counter->scale;
> -		printout(thread, 0, counter, uval, prefix);
> -
> -		if (!csv_output)
> -			print_noise(counter, 1.0);
> -
> -		print_running(run, ena);
> +		printout(thread, 0, counter, uval, prefix, run, ena, 1.0);
>  		fputc('\n', output);
>  	}
>  }
> @@ -897,11 +953,7 @@ static void print_counter_aggr(struct perf_evsel *counter, char *prefix)
>  	}
>  
>  	uval = avg * counter->scale;
> -	printout(-1, 0, counter, uval, prefix);
> -
> -	print_noise(counter, avg);
> -
> -	print_running(avg_running, avg_enabled);
> +	printout(-1, 0, counter, uval, prefix, avg_running, avg_enabled, avg);
>  	fprintf(output, "\n");
>  }
>  
> @@ -949,11 +1001,7 @@ static void print_counter(struct perf_evsel *counter, char *prefix)
>  		}
>  
>  		uval = val * counter->scale;
> -		printout(cpu, 0, counter, uval, prefix);
> -
> -		if (!csv_output)
> -			print_noise(counter, 1.0);
> -		print_running(run, ena);
> +		printout(cpu, 0, counter, uval, prefix, run, ena, 1.0);

print_running still stayed in print_aggr

how about moving the (run == 0 || ena == 0) leg from print_aggr
into printout

jirka
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