Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp671613pxj; Thu, 13 May 2021 14:11:05 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxYKzKMhNlcyzIUAV9zXUAMIBLexfoQPKA0THUISKwx5Efxdt4hATbmP2pkYmnTMlfno4c5 X-Received: by 2002:a05:6602:242b:: with SMTP id g11mr31283108iob.105.1620940265496; Thu, 13 May 2021 14:11:05 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620940265; cv=none; d=google.com; s=arc-20160816; b=PXtKlFWue1g7N4rDjigj8wT3upW7QOCure5aTD4uIYv09DiPGMVtYQGr96qgTceVKY j6pjsBgF5v2Dz4WegbPTpLd3vFCuSysmjgEIDu6WUVjt/nlGLi4Kou5z9Go2SGwJUaOc SrQsCK/l2TBKNTy5gAEpErSXu9Gw7hDXpHghbwp9nBxNZ4Vd9RnRdkkmN1huQB80Csaa WLDyeS4A9ZVvN8jM1536uNv7OjUu24FW9VMEUADlOrRlbw80XOpbGY5e1paSEGdpg5FO 7fooYwMQca4xmhNTbC3H/eqmMNT71/iOnu10T23q3PuY8sayBfG/k3wJG+dBiEVybImW Le1Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=sNc6VUMuU4yGivZpYIGsIuvOLUtTts3VXRZB89muOVo=; b=OAaNVJm2cBOsPBYo41Zq7E+tlu2QcDLhrHVwgqWqOW92JnUOVu8u5tA2hVjpoRF8kW qiEtPngZE7qSz6z7CcBM6bJRHRua8E+6nPdSQHUlDihvvJbJgwVFmXsKNyD5RpIwl1jR JwMBMgkaWPJvifYRV1JEEakmrO9tJ3qMeh4KqqGG1nE7AXf8JO2nekyyvoQLZd977wQS s8P+7ehLww+z2kXBRzSQZwVXGfkq42eHtuTPm3rudoHgKZsRWBQqYLuSYSojawqHzn9n esUXVMzISFjmAUeVja2QXZCQSAlM9XPKZBMMUYk9uzn5WUobovZJ7wKf9ZH3mL+CgQbE emww== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id w3si5289954iow.99.2021.05.13.14.10.51; Thu, 13 May 2021 14:11:05 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234336AbhEMODK (ORCPT + 99 others); Thu, 13 May 2021 10:03:10 -0400 Received: from foss.arm.com ([217.140.110.172]:36178 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234291AbhEMOC6 (ORCPT ); Thu, 13 May 2021 10:02:58 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id D0B84169E; Thu, 13 May 2021 07:01:48 -0700 (PDT) Received: from e120325.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id A56443F73B; Thu, 13 May 2021 07:01:46 -0700 (PDT) Date: Thu, 13 May 2021 15:01:43 +0100 From: Beata Michalska To: Peter Zijlstra Cc: linux-kernel@vger.kernel.org, mingo@redhat.com, juri.lelli@redhat.com, vincent.guittot@linaro.org, valentin.schneider@arm.com, dietmar.eggemann@arm.com, corbet@lwn.net, rdunlap@infradead.org, linux-doc@vger.kernel.org Subject: Re: [PATCH v3 2/3] sched/topology: Rework CPU capacity asymmetry detection Message-ID: <20210513140141.GC15289@e120325.cambridge.arm.com> References: <1620664258-11045-1-git-send-email-beata.michalska@arm.com> <1620664258-11045-3-git-send-email-beata.michalska@arm.com> <20210513134832.GB15289@e120325.cambridge.arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 13, 2021 at 03:59:21PM +0200, Peter Zijlstra wrote: > On Thu, May 13, 2021 at 02:48:32PM +0100, Beata Michalska wrote: > > > > > Where: > > > > arch_scale_cpu_capacity(L) = 512 > > > > arch_scale_cpu_capacity(M) = 871 > > > > arch_scale_cpu_capacity(B) = 1024 > > > > > > Low, High > > > Small, Big > > > > > > But you appear to have picked: Low and Big, which just doesn't make any > > > sense. (Worse, L can also be Large :-) > > > > > (L)ittle, (M)edium, (B)ig > > I can re-arrange the abbreviations used here. > > Duh, I must really be having a bad day for not thinking of Little. I > don't think you need to change this. S,M,L would be like a clothing > store, but steps away from the big.Little thing. > That's how I would prefer it - keep the 'little' things Thanks --- BR B.