linux-kernel - s2ram video problems Re: [Ksummit-2008-discuss] Fixing the Kernel Janitors project

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Date:	Sun, 1 Jun 2008 18:21:51 +0200
From:	Pavel Machek <pavel@....cz>
To:	James Bottomley <James.Bottomley@...senPartnership.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	David Miller <davem@...emloft.net>, tytso@....edu,
	benh@...nel.crashing.org,
	ksummit-2008-discuss@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, seife@...e.de
Subject: s2ram video problems Re: [Ksummit-2008-discuss] Fixing the Kernel Janitors project

Hi!

> > Fix NOHZ/CPUIDLE along with suspend/resume on all participants
> > laptops, which are probably 50+ different models. That'd be an odd
> > enough mix of wreckaged hardware / BIOS / ACPI.
> > 
> > Should be fun and solve a bunch of hard to grok bugs in the bugzillas
> > along the way.
> 
> Well ... in theory.
> 
> In practice, for instance, my laptop had suspend/resume working shortly
> after I got it, and the widescreen video too.  Most of the problems were
> video related, so I did interact with the upstream intel video driver
> people, but by and large it was a set of black magic rules to restore
> the video to its prior state (in my case, even the vbe tools didn't work
> and I had to manually save and restore the pci config space).

that's s2ram -v, right? Can you submit a whitelist entry so it starts
working for other people, too?

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