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=-3.8 required=3.0 tests=BAYES_00, 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 5A6F5C55178 for ; Thu, 5 Nov 2020 18:03:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 06D9D2151B for ; Thu, 5 Nov 2020 18:03:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730862AbgKESDJ (ORCPT ); Thu, 5 Nov 2020 13:03:09 -0500 Received: from cloudserver094114.home.pl ([79.96.170.134]:61746 "EHLO cloudserver094114.home.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727275AbgKESDJ (ORCPT ); Thu, 5 Nov 2020 13:03:09 -0500 Received: from 89-64-88-191.dynamic.chello.pl (89.64.88.191) (HELO kreacher.localnet) by serwer1319399.home.pl (79.96.170.134) with SMTP (IdeaSmtpServer 0.83.514) id 578330c461e38a78; Thu, 5 Nov 2020 19:02:46 +0100 From: "Rafael J. Wysocki" To: Mike Galbraith Cc: lkml , Peter Zijlstra , Linux PM Subject: Re: v5.8+ powersave governor breakage? Date: Thu, 05 Nov 2020 19:02:46 +0100 Message-ID: <2454708.LCoKzY5ALV@kreacher> In-Reply-To: <76661fbdbd31368c0a06cd58296f5ec12817e33c.camel@gmx.de> References: <580d12716f6363d7404805fd4bc50e2d5ab459b0.camel@gmx.de> <2948497.iyA2Nh11HS@kreacher> <76661fbdbd31368c0a06cd58296f5ec12817e33c.camel@gmx.de> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Thursday, November 5, 2020 4:08:30 PM CET Mike Galbraith wrote: > On Thu, 2020-11-05 at 15:31 +0100, Rafael J. Wysocki wrote: > > On Monday, November 2, 2020 7:18:41 AM CET Mike Galbraith wrote: > > > > > Desktop box did, it gained a working ondemand, while its previously > > > working powersave went broke. > > > > Most likely that's because it was handled by intel_pstate in the "active" mode > > previously, while it is now handled by it in the "passive" mode... > > Perhaps the user interface should then nak switching to powersave as it > used to nak switching to ondemand? It cannot do that if the powersave governor is configured in. [Essentially, the problem is that the "powersave" thing advertised by intel_pstate in the "active" mode is not really the powersave governor, but that is a mistake made in the past and cannot be undone. Sorry about that.]