Em Tue, Mar 06, 2018 at 08:58:46AM +0100, Jiri Olsa escreveu:
> On Mon, Mar 05, 2018 at 10:43:53PM -0800, Cong Wang wrote:
> > From: Ilya Pronin <ipro...@twitter.com>
> >
> > When printing stats in CSV mode, perf stat appends extra CSV
> > separators when counter is not supported:
> >
> > <not
> > supported>,,L1-dcache-store-misses,mesos/bd442f34-2b4a-47df-b966-9b281f9f56fc,0,100.00,,,,
> >
> > which causes a failure of parsing fields. The numbers of separators
> > is fixed for each line, no matter supported or not supported.
> >
> > Fixes: 92a61f6412d3 ("perf stat: Implement CSV metrics output")
> > Cc: Andi Kleen <a...@linux.intel.com>
> > Cc: Arnaldo Carvalho de Melo <a...@redhat.com>
> > Cc: Jiri Olsa <jo...@redhat.com>
> > Signed-off-by: Ilya Pronin <ipro...@twitter.com>
> > Signed-off-by: Cong Wang <xiyou.wangc...@gmail.com>
> > ---
> > tools/perf/builtin-stat.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
> > index 98bf9d32f222..54a4c152edb3 100644
> > --- a/tools/perf/builtin-stat.c
> > +++ b/tools/perf/builtin-stat.c
> > @@ -917,7 +917,7 @@ static void print_metric_csv(void *ctx,
> > char buf[64], *vals, *ends;
> >
> > if (unit == NULL || fmt == NULL) {
> > - fprintf(out, "%s%s%s%s", csv_sep, csv_sep, csv_sep, csv_sep);
> > + fprintf(out, "%s%s", csv_sep, csv_sep);
> > return;
> > }
>
> right, the non else legs prints just 2 values:
> fprintf(out, "%s%s%s%s", csv_sep, vals, csv_sep, unit);
>
> Acked-by: Jiri Olsa <jo...@kernel.org>
>
Thanks, applied to perf/urgent.
- Arnaldo
