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

david
2007-07-12T19:11:28Z

On Thu, 12 Jul 2007, Mark Lord wrote:

> david@lang.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.

oops, good point. I was thinking that the hibernate kernel wouldn't need
that much ram for it's own operation and forgetting that it needed to
access everything the main system had.

David Lang