linux-kernel - Re: [PATCH 0/2] Kexec jump: The first step to kexec base hibernation

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Date:	Fri, 13 Jul 2007 17:50:31 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Al Boldi <a1426z@...ab.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] Kexec jump: The first step to kexec base hibernation

On Friday, 13 July 2007 17:28, Al Boldi wrote:
> Rafael J. Wysocki wrote:
> > We have quite an efficient restoration code in the kernel right now.  It's
> > able to upload big images (something like total RAM minus the size of the
> > boot kernel, initrd and, optionally, the resume application), which is
> > much more than we're able to save. :-)
> >
> > It can work with images uploaded via /dev/snapshot from the user space
> > (specific image format is required, but that can be changed easily).
> 
> Then all that is need is to dump /dev/oldmem under the hibernate kernel and 
> then feed it into /dev/snapshot when booting the normal kernel.
> 
> Or is there more to it?

Not really.  Please see my recent message in the other branch of this thread.

Greetings,
Rafael


-- 
"Premature optimization is the root of all evil." - Donald Knuth
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