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=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 3EFEFC43381 for ; Tue, 5 Mar 2019 12:24:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0F9D42082C for ; Tue, 5 Mar 2019 12:24:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="K7+Hcghp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728133AbfCEMY1 (ORCPT ); Tue, 5 Mar 2019 07:24:27 -0500 Received: from merlin.infradead.org ([205.233.59.134]:59890 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728055AbfCEMY1 (ORCPT ); Tue, 5 Mar 2019 07:24:27 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; 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:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=5n0gRaSrz866Ne997VIYvTrsaAtxd4fJ0OfRxmWFoBk=; b=K7+HcghpmlrJsxLmbANOP7sFe 0AarG5xJXgzguW/RdnbmIQ7jwtz8BhhoC5opyFAdIEQpNb/RKNOCtYqlGq2a5k2YAF86YfbAC/Lhk loJ4juAPBVIxPyBrKcscdbHfgEBf+2A8V61wAcEjgVqovckCxotEFsiFfqKzIUpGJh6yWXMZjKaRu 4QroEpJGwbR/pKpDXnlJBP/nMrWksrqx5DfOzDSvWiaEd2Dn17z6iWsW3d1bJS6bGM5hwyWhqeB+h PsvZclNIUdctGoMuNouXKOLBG3rQKg38ZAiEtAxsg8cmGapBQyEg1y720PFwpuTG+yn1wWoN3YxZK I+kPryUyQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1h197B-0005zA-0P; Tue, 05 Mar 2019 12:24:09 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id BAEDD29B18A00; Tue, 5 Mar 2019 13:24:07 +0100 (CET) Date: Tue, 5 Mar 2019 13:24:07 +0100 From: Peter Zijlstra To: Quentin Perret Cc: "Rafael J. Wysocki" , Linux PM , LKML , Viresh Kumar , Srinivas Pandruvada , Chen Yu , Gabriele Mazzotta Subject: Re: [RFT][Update][PATCH 2/2] cpufreq: intel_pstate: Update max CPU frequency on global turbo changes Message-ID: <20190305122407.GI32477@hirez.programming.kicks-ass.net> References: <9956076.F4luUDm1Dq@aspire.rjw.lan> <20190305104256.7kvedlttuovmptpc@queper01-lin> <2336151.IZk3Z8DVvP@aspire.rjw.lan> <6357319.Iupbu3ldGQ@aspire.rjw.lan> <20190305114406.GV32494@hirez.programming.kicks-ass.net> <20190305120040.y2vmnxrch6kgya3e@queper01-lin> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190305120040.y2vmnxrch6kgya3e@queper01-lin> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 05, 2019 at 12:00:43PM +0000, Quentin Perret wrote: > And btw why do you need 9 steps to reach MAX starting from 128 ? If we > double the boost at each wakeup you'll do 128 -> 256 -> 512 -> 1024 no ? Argh; I'm so full of fail this week; 10-7=3.