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bug#25031: Recovery from sleep/hibernate is broken

From: Ludovic Courtès
Subject: bug#25031: Recovery from sleep/hibernate is broken
Date: Sat, 26 Nov 2016 22:33:43 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux)


Nikolay Merinov <address@hidden> skribis:

> I use GuixSD on libreboot x200. Issue was checked with linux-libre kernels 
> 4.1,
> 4.8, 4.10; with libreboot 2015-01-26, 2015-05-18, 2016-09-07; with and
> without "resume=/dev/sda2" option (my swap partition on /dev/sda2).
> I can't resume neither from suspend to ram nor from suspend to disk.
> I start hibernation with "echo disk > /sys/power/state" command. On next boot 
> image does not restored. I can see that image was saved:
>     # swapon /dev/sda2
>     swapon: /dev/sda2: software suspend data detected. Rewriting the swap 
> signature.

Hibernation is not supported yet in GuixSD, unless you applied this


If you want to try it out, feedback is welcome!  Note that Mark did
mention that it’s risky, but that it worked in their tests.


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