linux-kernel - Re: [PATCH 6/7] ythermal: core: report errors to governors

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Message-ID: <CAJZ5v0hrddGcoqdT6a0+9t20guW_1cZmbNhP_ZuQTmkCLGSKEA@mail.gmail.com>
Date:   Tue, 20 Jun 2023 19:29:57 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Eduardo Valentin <evalenti@...nel.org>
Cc:     eduval@...zon.com, linux-pm@...r.kernel.org,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Jonathan Corbet <corbet@....net>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/7] ythermal: core: report errors to governors

On Fri, May 19, 2023 at 5:27 AM Eduardo Valentin <evalenti@...nel.org> wrote:
>
> From: Eduardo Valentin <eduval@...zon.com>
>
> Currently the thermal governors are not allowed to
> react on temperature error events as the thermal core
> skips the handling and logs an error on kernel buffer.
> This patch adds the opportunity to report the errors
> when they happen to governors.
>
> Now, if a governor wants to react on temperature read
> errors, they can implement the .check_error() callback.

Explaining the use case for this would help a lot.