Thread (91 messages) 91 messages, 15 authors, 2012-01-03

Re: loading firmware while usermodehelper disabled.

From: Oliver Neukum <oliver@neukum.org>
Date: 2012-01-03 07:39:51
Also in: lkml

Am Dienstag, 3. Januar 2012, 01:44:07 schrieb Jack Stone:
quoted
quoted
Its a perfectly good idea but you still need the full memory
requirement
quoted
during the suspend.
Hm ... and we can't have memory type that "can be swapped-out, but must
be 
loaded back before suspend" in kernel, right?
Nope. Kernel swapping is a big headache and Linux doesn't do it. The only thing we can do is drop any clean cache pages, but that has performance implications.
There is however a notifier chain that is called early enough
to still load stuff from disk so that the additional burden on memory
would be used only when it might be needed.

	Regards
		Oliver
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