linux-kernel - Re: [PATCH][RFC] Kill off legacy power management stuff.

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Date:	Tue, 17 Apr 2007 18:12:54 -0400
From:	Bill Davidsen <davidsen@....com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	"Robert P. J. Day" <rpjday@...dspring.com>,
	pm list <linux-pm@...ts.linux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Pavel Machek <pavel@....cz>
Subject: Re: [PATCH][RFC] Kill off legacy power management stuff.

Rafael J. Wysocki wrote:
> [appropriate CCs added]
> 
> On Friday, 13 April 2007 02:33, Robert P. J. Day wrote:
>> just something i threw together, not in final form, but it represents
>> tossing the legacy PM stuff.  at the moment, the menuconfig entry for
>> PM_LEGACY lists it as "DEPRECATED", while the help screen calls it
>> "obsolete."  that's a good sign that it's getting close to the time
>> for it to go, and the removal is fairly straightforward, but there's
>> no mention of its removal in the feature removal schedule file.
> 
> It's been like this for a long long time.  I think you're right that it can be
> dropped, but I don't know the details (eg. why it hasn't been dropped yet).
>  
One reason was that there are (were?) a number of machines which only 
powered down properly using apm. It was discussed as part of shutting 
down after power failure when your UPS is running out of power.

I haven't checked on that in a while, I'm just supplying one reason 
since you wondered.

-- 
Bill Davidsen <davidsen@....com>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot
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