Thread (17 messages) 17 messages, 5 authors, 2021-07-27

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

From: Pavel Machek <hidden>
Date: 2021-07-27 12:01:39
Also in: linux-api, lkml

Hi!
quoted
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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