linux-kernel - Re: blink driver power saving

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Message-ID: <20070702230827.GA9071@elf.ucw.cz>
Date:	Tue, 3 Jul 2007 01:08:27 +0200
From:	Pavel Machek <pavel@....cz>
To:	Andi Kleen <ak@...e.de>
Cc:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Indan Zupancic <indan@....nu>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Stephen Hemminger <shemminger@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, bwalle@...e.de
Subject: Re: blink driver power saving

On Mon 2007-07-02 14:39:27, Andi Kleen wrote:
> 
> > > Perhaps one of you geniuses who all hate it can find a better way to
> > > solve the "video output dead after kexec; but need visual feedback to the user
> > > while crash dumping" problem. I'm waiting for your patches.
> > >
> > 
> > I don't don't like it ;) Unfortunately too many people end up enabling
> 
> Yes that's pretty weird. I admit I hadn't expected
> that problem. blink is equivalent to "annoy me" and it
> is a mystery why so many people should willingly ask their computer to 
> annoy them.

tristate "Keyboard blink driver"

...drivers are not expected to act on their own. I was expecting to
get nice /sys/class/led* interface to my keyboard leds.

BTW ... I still believe we should have /sys/class/led* interface to
those leds. I'd like to make them blink with hdd activity on some
machines... of course, that needs non-buggy KBC.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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