Messages in this thread | | | Date | Mon, 18 Jul 2005 13:41:58 +0200 | From | Pavel Machek <> | Subject | Re: [PATCH] Preserve hibenate-system-image on startup |
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Hi!
> We are now investigating fast startup/shutdown using > 2.6 kernel PM functions. > > An attached patch enables kernel to preserve system image > on startup, to implement "Snapshot boot".Majordomo@vger.kernel.org wrote: > Conventionally system image will be broken after startup. > > Snapshot boot uses un-hibernate from a permanent system image for > startup. During shutdown, does a conventional shutdown without > saving a system image. > > We'll explain concept and initial work at OLS. So if you have > interest, we can talk with you at Ottawa.
Interesting....
> +config PRESERVE_SWSUSP_IMAGE > + bool "Preserve swsuspend image" > + depends on SOFTWARE_SUSPEND > + default n > + ---help--- > + Useally boot with swsup destories the swsusp image. > + This function enables to preserve swsup image over boot cycle. > + Default behavior is not chaged even this configuration turned on. > + > + To preseve swsusp image, specify following option to command line; > + > + prsv-img
You are missing "eeeae" here.
> +} > + > +/** > + * swsusp_swpoff - Turn off swap and set signature for swsusp image ~~~~~~ missing "a".
In general, the patch looks a bit too long, given it only needs to comment out one write... Pavel
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