Re: pcmcia resume 60 second hang. Re: [patch 00/69] -stable review

From: Pavel Machek
Date: Thu May 24 2007 - 18:00:44 EST


Hi!

> > Well. we'd like to present hardware in working state as soon as we
> > resume (if eth0 was there before resume, it should be there after
> > resume. not 3 seconds after resume); so if someone needs to load the
> > firmware, they should just store it in the kernel memory, and load it
> > during boot or during (very early) suspend.
>
> Equally arguably, we should just have a "resume_late()" call that can be
> used to do this after everything is up and running.

Yes, we can do that. But userland will see devices "not there" for a
few seconds after boot.

...that is ugly, but we can survive it for ethernet cards etc... but
it will be really fatal for any block device. Pcmcia block devices
exist, so I do not think we can do that.

Pavel

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