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

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Message-ID: <469632C7.5000903@rtr.ca>
Date:	Thu, 12 Jul 2007 09:55:19 -0400
From:	Mark Lord <lkml@....ca>
To:	david@...g.hm
Cc:	"Huang, Ying" <ying.huang@...el.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Pavel Machek <pavel@....cz>, nigel@...el.suspend2.net,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Jeremy Maitin-Shepard <jbms@....edu>,
	linux-kernel@...r.kernel.org, linux-pm@...ts.linux-foundation.org
Subject: Re: [PATCH 0/2] Kexec jump: The first step to kexec	base	hibernation

david@...g.hm wrote:
>
> actually, I think that while you may be able to get away with only one 
> kernel, you are probably better off with two. on the hibernate kernel 
> you can choose many 'embedded' options that don't make sense for the 
> normal kernel (no high mem, no SMP support, no SELinux, no network 
> routing, not netfilter, use SLOB not SLAB/SLUB, etc). also keep in mind 
> that each module that you load wastes apartial page of memory.

No highmem?  No thanks.

I really want hibernate to save stuff from above 1GB as well
as the stuff below 1GB.

Cheers
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