linux-kernel - Re: [RFC] expand link_power_management

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Message-ID: <20080604090801.4c5a7658@appleyard>
Date:	Wed, 4 Jun 2008 09:08:01 -0700
From:	Kristen Carlson Accardi <kristen.c.accardi@...el.com>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC] expand link_power_management_policy definition

On Tue, 03 Jun 2008 20:52:49 -0400
Jeff Garzik <jeff@...zik.org> wrote:

> Kristen Carlson Accardi wrote:
> > I think I mentioned on the list a couple weeks ago that I favor just 
> > expanding the definition of link power management to include
> > the notion of simply powering the entire port off rather
> > than adding new knobs to sysfs.  I wrote this completely untested and
> > very incomplete patch to give you a better idea of what I am proposing.
> > This patch adds a new valid value of "power_off" for the existing
> > link_power_management_policy sysfs entry:
> 
> Looks fine to me...  that would work nicely.
> 
> I think your patch is missing code to handle the transition from 
> power_off to <something else>, though, right?
> 
> I'm quite happy with this approach.
> 
> 	Jeff
> 
> 
> 

yeah - it's missing a lot.  I'll flesh it out some more and
send a real one.

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