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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 BE9FDC433B4 for ; Thu, 13 May 2021 13:59:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A0208613CB for ; Thu, 13 May 2021 13:59:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234324AbhEMOBB (ORCPT ); Thu, 13 May 2021 10:01:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36620 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234291AbhEMOAj (ORCPT ); Thu, 13 May 2021 10:00:39 -0400 Received: from desiato.infradead.org (desiato.infradead.org [IPv6:2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5B91CC061574; Thu, 13 May 2021 06:59:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=cFsGIs15oBDKw+iLPP0hZSdU1N4tENkSw8f1oxY5fzM=; b=cDJDraJeRbdjgNKa4e7i3S7+o8 bgPudq0Vbn+se9rolCLoeTJH6zJSqOlE1/4FOrFttWKepUAaU9LhDEKbgX1w9wYP0jx/EaL+mQ9Wz YsE8kagi7Miy2hfbDCYtIXy+ck5ocs68ipISLC5MCCOlBP06acErT4mUAzqKbtRvHBJlozcySc/eS huCNuUltphMbQD+A3111CU7xk2SEffqWR0Q/jHMfLx/qVvrsaSqWD6Ekp/LHU8sVrfkny/Jubv/JG 6qpBPOkpqjFcVsDtEFjk5/BFnu11Zj3ZK2do5ggUasATutSar4KR+XCB29yHOFB0+Nmq+BwqpScqh bK2yYUXw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1lhBs2-005gvu-Fb; Thu, 13 May 2021 13:59:22 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 76B3B3001E1; Thu, 13 May 2021 15:59:21 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 591F22D99D984; Thu, 13 May 2021 15:59:21 +0200 (CEST) Date: Thu, 13 May 2021 15:59:21 +0200 From: Peter Zijlstra To: Beata Michalska 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: 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: <20210513134832.GB15289@e120325.cambridge.arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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.