Messages in this thread |  | | Date | Tue, 28 Oct 2014 19:50:28 +0100 | From | Pavel Machek <> | Subject | suspend to partition Re: A desktop environment[1] kernel wishlist |
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Hi!
> > > > For mobile > > > > devices this is an expected design point, but for off-the-shelf > > > > laptops with big fans and exhaust vents, I'm not sure how safe this > > > > would be, so you may need to constrain this functionality somehow (or > > > > look to see if a enforced low-power resume is possible). > > > > > > I think that we won't know whether it's a problem until the point that > > > somebody actually implements it. > > > > Kernel does not stop you at this point, right? > > > > Suspend-to-partition is also doable today (see suspend.sf.net), > > Is it perfect? Because no releases in 3 years kind of scares me.
Yes, it is perfect :-).
[It is in use by SUSE, so it should be good; and if anything, it shows that suspend-to-partition does not need kernel help.]
> > or you > > can just swapon before starting. You can take it off the list, I > > believe. > > Or we could create a new filesystem type that isn't swap, that isn't > used by swap at all, but could be created by distributions' installers. > Then I wouldn't need to hope that the swap didn't start being used in > between me enabling it, and the suspend actually occurring (making it > impossible to disable afterwards).
I see there's a race, but is it big enough to matter in practice? I don't think so. Anyway -- suspend.sf.net is way to go for advanced features. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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