Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11DC1C433FE for ; Mon, 20 Dec 2021 09:59:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230353AbhLTJ7B (ORCPT ); Mon, 20 Dec 2021 04:59:01 -0500 Received: from foss.arm.com ([217.140.110.172]:51796 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230300AbhLTJ7A (ORCPT ); Mon, 20 Dec 2021 04:59:00 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 8D11A1042; Mon, 20 Dec 2021 01:58:59 -0800 (PST) Received: from [10.57.6.62] (unknown [10.57.6.62]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 986EF3F718; Mon, 20 Dec 2021 01:58:57 -0800 (PST) Subject: Re: [PATCH v2][RFC 1/2] Implement Ziegler-Nichols Heuristic To: Randy Dunlap Cc: rafael@kernel.org, daniel.lezcano@linaro.org, amitk@kernel.org, rui.zhang@intel.com, linux-pm@vger.kernel.org, Chetankumar Mistry , linux-kernel@vger.kernel.org References: <20211217184907.2103677-1-chetan.mistry@arm.com> <28c7a12e-6d85-d15d-8884-997eb68612e9@infradead.org> From: Lukasz Luba Message-ID: Date: Mon, 20 Dec 2021 09:58:55 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <28c7a12e-6d85-d15d-8884-997eb68612e9@infradead.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Randy, Chetan is on holidays and I'll respond to feedback. On 12/18/21 6:07 AM, Randy Dunlap wrote: > > > On 12/17/21 10:49, Chetankumar Mistry wrote: >> Implement the Ziegler-Nichols Heuristic algorithm to better >> estimate the PID Coefficients for a running platform. >> The values are tuned to minimuse the amount of overshoot in >> the temperature of the platform and subsequently minimise >> the number of switches for cdev states. >> >> Signed-off-by: Chetankumar Mistry > > The kernel-doc changes all look good and don't cause any warnings. > Thanks. Thank you for the testing it. Regards, Lukasz