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=-6.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 2A694C433E6 for ; Fri, 28 Aug 2020 12:36:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 044AC2078A for ; Fri, 28 Aug 2020 12:36:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729234AbgH1Mg5 (ORCPT ); Fri, 28 Aug 2020 08:36:57 -0400 Received: from mga01.intel.com ([192.55.52.88]:53245 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729123AbgH1Mg4 (ORCPT ); Fri, 28 Aug 2020 08:36:56 -0400 IronPort-SDR: SJV83WcqkG7cljGzGBetsnM/XKMLj/RsclMvOj/jzuvMFpUMPmeyljBfvKGomIjkcV29cK7F7l vvlidoxQkiZQ== X-IronPort-AV: E=McAfee;i="6000,8403,9726"; a="174705239" X-IronPort-AV: E=Sophos;i="5.76,363,1592895600"; d="scan'208";a="174705239" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Aug 2020 05:36:50 -0700 IronPort-SDR: oJzDwEnTq8R023bdDnDdlXS31C1qf40zcQm0YvSiTxEF78yBXxYiSwCCXIQNcsOqQeZHfSC2Nf nTNAe5+YITew== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,363,1592895600"; d="scan'208";a="332533699" Received: from linux.intel.com ([10.54.29.200]) by fmsmga002.fm.intel.com with ESMTP; 28 Aug 2020 05:36:50 -0700 Received: from abityuts-desk1.fi.intel.com (abityuts-desk1.fi.intel.com [10.237.72.186]) by linux.intel.com (Postfix) with ESMTP id 251345803C5; Fri, 28 Aug 2020 05:36:48 -0700 (PDT) Message-ID: Subject: Re: [PATCH v3 3/5] cpufreq: intel_pstate: Tweak the EPP sysfs interface From: Artem Bityutskiy Reply-To: artem.bityutskiy@linux.intel.com To: "Rafael J. Wysocki" , Linux PM Cc: Srinivas Pandruvada , LKML , Doug Smythies Date: Fri, 28 Aug 2020 15:36:48 +0300 In-Reply-To: <9094016.kKgRgCK7kp@kreacher> References: <2240881.fzTuzKk6Gz@kreacher> <9094016.kKgRgCK7kp@kreacher> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.32.5 (3.32.5-1.fc30) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Thu, 2020-08-27 at 17:14 +0200, Rafael J. Wysocki wrote: > From: "Rafael J. Wysocki" > > Modify the EPP sysfs interface to reject attempts to change the EPP > to values different from 0 ("performance") in the active mode with > the "performance" policy (ie. scaling_governor set to "performance"), > to avoid situations in which the kernel appears to discard data > passed to it via the EPP sysfs attribute. > > Signed-off-by: Rafael J. Wysocki This one looks good to me, thanks. Reviewed-by: Artem Bityutskiy -- Best Regards, Artem Bityutskiy