From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760298AbbIDQvx (ORCPT ); Fri, 4 Sep 2015 12:51:53 -0400 Received: from casper.infradead.org ([85.118.1.10]:36798 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760100AbbIDQvv (ORCPT ); Fri, 4 Sep 2015 12:51:51 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Andi Kleen , Arnaldo Carvalho de Melo Subject: [PATCH 06/31] perf stat: Quieten failed to read counter message Date: Fri, 4 Sep 2015 13:44:50 -0300 Message-Id: <1441385115-6744-7-git-send-email-acme@kernel.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1441385115-6744-1-git-send-email-acme@kernel.org> References: <1441385115-6744-1-git-send-email-acme@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andi Kleen 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 output. Signed-off-by: Andi Kleen Acked-by: Jiri Olsa Link: http://lkml.kernel.org/r/1441147966-14917-1-git-send-email-andi@firstfloor.org Signed-off-by: Arnaldo Carvalho de Melo --- 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 d46dbb1bc65d..a96fb5c3bedb 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); -- 2.1.0