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October 2005

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Subject:
Re: kernel-hugemem on athlon
From:
Jan Iven <[log in to unmask]>
Reply To:
Jan Iven <[log in to unmask]>
Date:
Fri, 7 Oct 2005 14:02:27 +0200
Content-Type:
text/plain
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On Thu, 2005-10-06 at 11:36 +0200, Fabien Wernli wrote:
> Hi,
> 
> Does anybody know the reason for the inexistence of kernel-hugemen for
> architecture athlon?
> 
> In other words, why are these in the .spec of the kernel:
> 
> <code>
> 	%ifnarch i686
> 	%define buildhugemem 0
> 	%endif
> </code>

IIRC, "hugemem" uses the x86-specific PAE (3-level virtual->phys memory
redirection) extension to address > 4GB of RAM and implement the 4GB/4GB
user/kernel address space limits. Which other architecture would you
think could benefit from this?
Regards
Jan

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