Re: [PATCH RFC 01/12] Documentation: Introduce Linux Kernel Thermal Framework DocBook
From: Eduardo Valentin
Date: Mon Feb 16 2015 - 15:14:52 EST
On Tue, Feb 10, 2015 at 02:50:36PM -0800, Randy Dunlap wrote:
> On 02/09/15 13:34, Eduardo Valentin wrote:
> > + <chapter id="introduction">
> > + <title>Introduction</title>
> > + <para>Thermal management is any method or technique implied to
> > + mitigate emergencies caused by operating devices within
> > + unsupported temperatures. The challenge consists of designing a
> I would flip the ending of that sentence:
> caused by operating devices outside of
> supported temperatures.
> > + product keeping the junction temperature of the IC components.
> > + The operating temperature of IC components used on products must
> > + operate within their design limits. Besides, temperature towards
> > + device enclosure must be in a comfort level for the user.
> > + Therefore, thermal management, by the time of this writing,
> > + starts in very early device design phase. Managing thermal may
> > + involve different disciplines, at different stages, such as
> > + temperature monitoring, floorplanning, microarchitectural
> > + techniques, compiler techniques, OS techniques, liquid cooling,
> > + and thermal reliability or security. This document covers what
> > + the Linux Kernel Thermal Framework provides as abstraction to
> > + users with respect to thermal management.
> > + </para>
> > + <para>One of the first proposals to provide a solution to cover
> > + the thermal problem appears in the Advanced Configuration and
> > + Power Interface (ACPI) specification. ACPI provides an open
> > + standard for device configuration and power management by the
> > + operating system. However, several computing devices which may
> > + have thermal issues in the market disregard the ACPI standard.
> > + Therefore, the Linux Kernel Thermal Framework has been designed
> > + to serve as abstraction for ACPI and non-ACPI systems. The core
> > + concepts applies in both types of systems.
> > + </para>
> > + <para>The Linux Kernel Thermal Framework has a design which
> > + represents the different thermal constraints found in an
> drop: an^^
> > + end-products. The thermal constraints exist to serve different
> > + purposes. There two major types of thermal constraints. The
> There are two
> > + first is related to components junction temperature. The second
> > + is related to the level of comfort while end users are handling
> > + devices.
> > + </para>
> > +
> > + </chapter>
> > +</book>
Thanks Randy for checking this up. I apologize for forgetting Ccing you
in my original post. I will fix the text as per your suggestions and
also copy you in next version.
Thanks for you time.
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