Re: [PATCH 1/6] perf, tools, stat: Abstract stat metrics printing

From: Jiri Olsa
Date: Mon Dec 21 2015 - 10:43:03 EST


On Mon, Dec 14, 2015 at 06:04:14PM -0800, Andi Kleen wrote:

SNIP

> - double avg, int cpu, enum aggr_mode aggr)
> +void perf_stat__print_shadow_stats(struct perf_evsel *evsel,
> + double avg, int cpu,
> + struct perf_stat_output_ctx *out)
> {
> + void *ctxp = out->ctx;
> + print_metric_t print_metric = out->print_metric;
> double total, ratio = 0.0, total2;
> int ctx = evsel_context(evsel);
>
> @@ -307,119 +302,145 @@ void perf_stat__print_shadow_stats(FILE *out, struct perf_evsel *evsel,
> total = avg_stats(&runtime_cycles_stats[ctx][cpu]);
> if (total) {
> ratio = avg / total;
> - fprintf(out, " # %5.2f insns per cycle ", ratio);
> + print_metric(ctxp, NULL, "%7.2f ",
> + "insn per cycle", ratio);
> } else {
> - fprintf(out, " ");
> + print_metric(ctxp, NULL, NULL, "insn per cycle", 0);
> }
> total = avg_stats(&runtime_stalled_cycles_front_stats[ctx][cpu]);
> total = max(total, avg_stats(&runtime_stalled_cycles_back_stats[ctx][cpu]));
>
> + out->new_line(ctxp);
> if (total && avg) {
> ratio = total / avg;
> - fprintf(out, "\n");

you haven't address my first comment in here http://marc.info/?l=linux-kernel&m=144662610723134&w=2

also please rebase to latest acme/perf/core
FYI there's been some stat changes, but your branch cleanly rebased for me

thanks,
jirka
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/