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 295B7C433E0 for ; Tue, 26 Jan 2021 11:38:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E91AE23119 for ; Tue, 26 Jan 2021 11:38:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405226AbhAZLee (ORCPT ); Tue, 26 Jan 2021 06:34:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44492 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2391896AbhAZKGd (ORCPT ); Tue, 26 Jan 2021 05:06:33 -0500 Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:8b0:10b:1231::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 439B9C061573; Tue, 26 Jan 2021 02:05:51 -0800 (PST) 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; bh=KuCgcrnIdOEtxOBYgiCuEx/9JXpZ5oWiPodajfjA2qg=; b=0eI3kvqnsNNA/WqLoQzfA7VbCm Q6Jb6DK9DpFfuA19c/yxFDHE/TZxOY8gnbj1FlnRqq+Vu3UWznZjzulAQwJiSJ7EujwfnvbsM/Dmz 7hbIT1vwt0Yr85M4Irn0Mw1CalND/XnAW/pIVfuG7I8//U391gu3Ydf98w84QEZc9XerAJej/Wt1k h2FYtm9TJaSYjxQWCTvk5NUfYzODVj32KYVa5Pj6FrPgwH+HqzDz0ucFnS5Lbo7MNjdLYKW8E39dt aVbt2is5B2hQzQwED+WPFrqGrS7mMpnSUQdVnrDK2C43Xwr9JI7Rj/U2hsYhLqwT1efdNI85CCZ1p J6vbqU+w==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1l4LDx-0003tn-0a; Tue, 26 Jan 2021 10:05:25 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 26B7C305C22; Tue, 26 Jan 2021 11:05:23 +0100 (CET) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 0A1E6209C50F3; Tue, 26 Jan 2021 11:05:22 +0100 (CET) Date: Tue, 26 Jan 2021 11:05:22 +0100 From: Peter Zijlstra To: Mel Gorman Cc: Giovanni Gherdovich , Borislav Petkov , Ingo Molnar , "Rafael J . Wysocki" , Viresh Kumar , Jon Grimm , Nathan Fontenot , Yazen Ghannam , Thomas Lendacky , Suthikulpanit Suravee , Pu Wen , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Michael Larabel , x86@kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org Subject: Re: [PATCH v2 1/1] x86,sched: On AMD EPYC set freq_max = max_boost in schedutil invariant formula Message-ID: References: <20210122204038.3238-1-ggherdovich@suse.cz> <20210122204038.3238-2-ggherdovich@suse.cz> <1611652167.11983.65.camel@suse.cz> <20210126093140.GB3592@techsingularity.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210126093140.GB3592@techsingularity.net> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 26, 2021 at 09:31:40AM +0000, Mel Gorman wrote: > So, should this patch be merged for 5.11 as a stopgap, fix up > schedutil/cpufreq and then test both AMD and Intel chips reporting the > correct max non-turbo and max-turbo frequencies? That would give time to > give some testing in linux-next before merging to reduce the chance > something else falls out. Yeah, we should probably do this now. Rafael, you want this or should I take it?