From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757481Ab1IGXOm (ORCPT ); Wed, 7 Sep 2011 19:14:42 -0400 Received: from mail-pz0-f42.google.com ([209.85.210.42]:42737 "EHLO mail-pz0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757443Ab1IGXO1 (ORCPT ); Wed, 7 Sep 2011 19:14:27 -0400 From: Jim Cromie To: Arnaldo Carvalho de Melo Cc: linux-kernel@vger.kernel.org, Jim Cromie Subject: [PATCH 3/5] perf stat: suppress printing std-dev when its 0 Date: Wed, 7 Sep 2011 17:14:02 -0600 Message-Id: <1315437244-3788-4-git-send-email-jim.cromie@gmail.com> X-Mailer: git-send-email 1.7.4.4 In-Reply-To: <1315437244-3788-1-git-send-email-jim.cromie@gmail.com> References: <20110902185857.GE17970@ghostprotocols.net> <1315437244-3788-1-git-send-email-jim.cromie@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For pretty output only (preserve column for cvs output), dont print std-deviation when its 0.00. Do this based upon value, instead of checking for --no-aggr, since the stats could conceivably be computed over the runs on each CPU, and theres no reason to preclude that. Signed-off-by: Jim Cromie --- tools/perf/builtin-stat.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index c6e47d2..660bed1 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -528,7 +528,7 @@ static void print_noise_pct(double total, double avg) if (csv_output) fprintf(output, "%s%.2f%%", csv_sep, pct); - else + else if (pct) fprintf(output, " ( +-%6.2f%% )", pct); } -- 1.7.4.4