Messages in this thread | | | Date | Wed, 2 Sep 2015 08:07:20 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH] perf, tools, stat: Quieten failed to read counter message |
| |
On Tue, Sep 01, 2015 at 03:52:46PM -0700, Andi Kleen wrote: > From: Andi Kleen <ak@linux.intel.com> > > Since 3b3eb0445 running perf stat on a system without > backend-stalled-cycles spits out ugly warnings by default. Since that is quite > common, make the message a debug message only. We know > anyways that the counter wasn't read by the normal <unsupported> > output.
Acked-by: Jiri Olsa <jolsa@kernel.org>
thanks, jirka
> > Signed-off-by: Andi Kleen <ak@linux.intel.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 d46dbb1..a96fb5c 100644 > --- a/tools/perf/builtin-stat.c > +++ b/tools/perf/builtin-stat.c > @@ -215,7 +215,7 @@ static void read_counters(bool close_counters) > > evlist__for_each(evsel_list, counter) { > if (read_counter(counter)) > - pr_warning("failed to read counter %s\n", counter->name); > + pr_debug("failed to read counter %s\n", counter->name); > > if (perf_stat_process_counter(&stat_config, counter)) > pr_warning("failed to process counter %s\n", counter->name); > -- > 2.4.3 >
| |