linux-kernel - Re: Changes to sysfs PM layer break userspace

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Message-ID: <20061222204401.GB3960@ucw.cz>
Date:	Fri, 22 Dec 2006 20:44:01 +0000
From:	Pavel Machek <pavel@...e.cz>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	Arjan van de Ven <arjan@...radead.org>,
	linux-kernel@...r.kernel.org, david-b@...bell.net, gregkh@...e.de,
	seife@...e.de
Subject: Re: Changes to sysfs PM layer break userspace

Hi!

> > which userspace is using this btw?
> 
> Ubuntu uses it to disable wireless hardware under certain circumstances. 
> I believe that Suse's powernowd uses it to power down wired ethernet 
> hardware when it's not in use.

I flamed seife for this. It was always broken for 20%-or-so of
hardware. It is _not_ simple to fix.
							Pavel
-- 
Thanks for all the (sleeping) penguins.
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