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=-3.5 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,FREEMAIL_REPLYTO_END_DIGIT, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 3B7DDC433E9 for ; Thu, 3 Sep 2020 16:13:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1F39B20716 for ; Thu, 3 Sep 2020 16:13:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728431AbgICQNY (ORCPT ); Thu, 3 Sep 2020 12:13:24 -0400 Received: from mga14.intel.com ([192.55.52.115]:51539 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728575AbgICQNU (ORCPT ); Thu, 3 Sep 2020 12:13:20 -0400 IronPort-SDR: SEn1VCuIgsSlG4ssSl4gkLqRSlIVgUEbUNeVCbYmj9ma/kuteeNfItz+Nevx6P9/Werl/LkiwM yHstA9pgaOVA== X-IronPort-AV: E=McAfee;i="6000,8403,9733"; a="156874695" X-IronPort-AV: E=Sophos;i="5.76,387,1592895600"; d="scan'208";a="156874695" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Sep 2020 09:13:19 -0700 IronPort-SDR: fk5N31e8TGXqszp/hkGx3Y27Do4CNUaLdLlqnJp1760vL/L5dq2hrU3xSP3351G+w/bgBSa+0U R2mw+5q6ydyw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,387,1592895600"; d="scan'208";a="331834658" Received: from linux.intel.com ([10.54.29.200]) by orsmga008.jf.intel.com with ESMTP; 03 Sep 2020 09:13:19 -0700 Received: from abityuts-desk1.ger.corp.intel.com (abityuts-desk1.ger.corp.intel.com [10.237.72.186]) by linux.intel.com (Postfix) with ESMTP id 247D458079D; Thu, 3 Sep 2020 09:13:15 -0700 (PDT) Message-ID: <515651b2caa08799df03f07dcc429321b4dcc05e.camel@gmail.com> Subject: Re: [RFC v4 1/1] selftests/cpuidle: Add support for cpuidle latency measurement From: Artem Bityutskiy Reply-To: dedekind1@gmail.com To: Pratik Sampat , rjw@rjwysocki.net, daniel.lezcano@linaro.org, srivatsa@csail.mit.edu, shuah@kernel.org, npiggin@gmail.com, ego@linux.vnet.ibm.com, svaidy@linux.ibm.com, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, pratik.r.sampat@gmail.com Date: Thu, 03 Sep 2020 19:13:15 +0300 In-Reply-To: <9c5156274a86573ad592e6e431f3cbee8135b736.camel@gmail.com> References: <20200902114506.45809-1-psampat@linux.ibm.com> <20200902114506.45809-2-psampat@linux.ibm.com> <9c5156274a86573ad592e6e431f3cbee8135b736.camel@gmail.com> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.32.5 (3.32.5-1.fc30) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Thu, 2020-09-03 at 17:50 +0300, Artem Bityutskiy wrote: > Well, things depend on platform, it is really "void", it is just > different and it measures an optimized case. The result may be smaller > observed latency. Sorry, I meant to say it is _not_ really "void".