Re: [PATCH v2] mm: Enable suspend-only swap spaces

[Pavel Machek]

Hi!

> > Could you expand some more on why a strict exclusion is really
> > necessary? I do understand that one might not want to have swap storage
> > available all the time but considering that swapon is really a light
> > operation so something like the following should be a reasonable
> > workaround, no?
> > 	swapon storage/file
> > 	s2disk
> > 	swapoff storage
> 
> I'm certainly not a hibernation expert, but I'd guess this can also be
> triggered by HW events, so from the kernel and not only from user space
> where your workaround would apply.

I should know about hibernation, and I'm not aware of any case where
we do hibernation from kernel. Userspace should be always involved.

Best regards,
								Pavel

-- 
http://www.livejournal.com/~pavelmachek

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