From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 36344C4321A for ; Tue, 11 Jun 2019 19:04:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0F0102184E for ; Tue, 11 Jun 2019 19:04:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560279884; bh=kKzgPGyp1rFRUoMeCAbqGywocjRtjiVE1tkm510zKkE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=EMfpSzAGffGvsTZPOFyIFuFUefDP+YowjUlGnZphwQ8gN7W9rxvun2CEmTSEBjiPX zJDwRsxhEDD6cCtArPNu84vVpUKAeUiQOPIlYLh+zzICq7X0cABx223tSwLYtuFHLC v1NTwYPBK4MTfHul+SZVpbJzgYGu8vhQHgJnC5EA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2407329AbfFKTEn (ORCPT ); Tue, 11 Jun 2019 15:04:43 -0400 Received: from mail.kernel.org ([198.145.29.99]:40888 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2407312AbfFKTEj (ORCPT ); Tue, 11 Jun 2019 15:04:39 -0400 Received: from quaco.ghostprotocols.net (unknown [179.97.35.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7BE1521872; Tue, 11 Jun 2019 19:04:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560279879; bh=kKzgPGyp1rFRUoMeCAbqGywocjRtjiVE1tkm510zKkE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Jc6EyRQ0aCx+K96v6C5S6lAnLRdisZNqrZwTnVzVh0qlljoLetRseYHt/joUk74rB jT698RKvsg0wI7VaLQmtTULx/5C1M18copSjfdD/Wx6bMtfcf4B0ShAjXpI7/WkmJq U/BeZ4aqTB8DhMQKnLq6m1q/kjPoSeHvOOUz25EY= From: Arnaldo Carvalho de Melo To: Ingo Molnar , Thomas Gleixner Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Adrian Hunter , Jin Yao , Jiri Olsa , Arnaldo Carvalho de Melo Subject: [PATCH 76/85] perf time-utils: Prevent percentage time range overlap Date: Tue, 11 Jun 2019 15:59:02 -0300 Message-Id: <20190611185911.11645-77-acme@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190611185911.11645-1-acme@kernel.org> References: <20190611185911.11645-1-acme@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Adrian Hunter Prevent percentage time range overlap. This is only a 1 nanosecond change but makes the results more logical e.g. a sample cannot be in both the first 10% and the second 20%. Note, there is a later patch that adds a test for time-utils. Signed-off-by: Adrian Hunter Cc: Jin Yao Cc: Jiri Olsa Link: http://lkml.kernel.org/r/20190604130017.31207-15-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/time-utils.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/perf/util/time-utils.c b/tools/perf/util/time-utils.c index 69441faab3d0..3e87c21c293c 100644 --- a/tools/perf/util/time-utils.c +++ b/tools/perf/util/time-utils.c @@ -148,6 +148,9 @@ static int set_percent_time(struct perf_time_interval *ptime, double start_pcnt, ptime->start = start + round(start_pcnt * total); ptime->end = start + round(end_pcnt * total); + if (ptime->end > ptime->start && ptime->end != end) + ptime->end -= 1; + return 0; } -- 2.20.1