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SubjectRe: suspend slow in 2.6.25-rc6 (was Re: Suspend and hibernation patchset against -rc6)
Hi!

> > commit 7c0ea45be4f114d85ee35caeead8e1660699c46f
> >
> > ACPI: Ignore _BQC object when registering backlight device
> >
> > when did this go in? Pretty recently, right?
>
> Yes:
>
> [torvalds@woody linux]$ git describe 7c0ea45be4f114d85ee35caeead8e1660699c46f
> v2.6.25-rc5-89-g7c0ea45
>
> so it happened after -rc5.
>
> > And that means that ACPI backlight driver is now used on machines where
> > it was not used before...?
>
> Somebody more into ACPI needs to judge how likely this is to be an issue..

Ok, 7c0... is innocent. Reverting not only the mdelay, but also rest
of drivers/acpi/ec.c patch fixed the
"rc6-breaks-backlight-in-X-over-lid-close", good.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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