To: linux-kernel@vger.kernel.org
From: Wes Felter <wesley@felter.org>
Subject: Re: [PATCH 1/2] Define sysfs interfaces for ibmaem driver
Date: Mon, 31 Mar 2008 14:55:52 -0500
Message-ID: <47F141C8.50401@felter.org>
References: <20080328213646.GC7191@tree.beaverton.ibm.com> <20080329145603.7e47418f@hyperion.delvare>
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Jean Delvare wrote:

> On Fri, 28 Mar 2008 14:36:46 -0700, Darrick J. Wong wrote:

>> +energy[1-*]_input		Instantaneous energy use
> 
> This doesn't make sense to me. Energy is a quantity, it exists
> independently of time. An "instantaneous energy use" only makes sense
> if you tell in what (presumably very small) amount of time the energy
> was used... and then what you are measuring is not an energy but a
> power, for which we already have an interface. Please clarify.

I agree. May I suggest "cumulative energy use"?

Wes Felter - wesley@felter.org

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