Messages in this thread | | | Date | Thu, 28 Jul 2016 21:32:06 +0200 | From | Pavel Machek <> | Subject | Re: [PATCH][v6] PM / hibernate: Introduce test_resume mode for hibernation |
| |
On Fri 2016-07-22 10:30:47, Chen Yu wrote: > test_resume mode is to verify if the snapshot data > written to swap device can be successfully restored > to memory. It is useful to ease the debugging process > on hibernation, since this mode can not only bypass > the BIOSes/bootloader, but also the system re-initialization. > > To avoid the risk to break the filesystm on persistent storage, > this patch resumes the image with tasks frozen. > > For example: > echo test_resume > /sys/power/disk > echo disk > /sys/power/state > > > Suggested-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > Signed-off-by: Chen Yu <yu.c.chen@intel.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
(And yes, I'd still like documentation patch for this, but that can be done in separate patch.)
Thanks, Pavel
-- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
| |