linux-kernel - Re: [PATCH v2][RFC 1/2] Implement Ziegler-Nichols Heuristic

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Message-ID: <a78792dd-f755-59c1-57e5-a9ea9cc18d7f@arm.com>
Date:   Mon, 20 Dec 2021 09:58:55 +0000
From:   Lukasz Luba <lukasz.luba@....com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     rafael@...nel.org, daniel.lezcano@...aro.org, amitk@...nel.org,
        rui.zhang@...el.com, linux-pm@...r.kernel.org,
        Chetankumar Mistry <chetan.mistry@....com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2][RFC 1/2] Implement Ziegler-Nichols Heuristic

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 <chetan.mistry@....com>
> 
> The kernel-doc changes all look good and don't cause any warnings.
> Thanks.

Thank you for the testing it.

Regards,
Lukasz