linux-kernel - Re: [PATCH -v7 1/3] x86 boot: setup data

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Message-Id: <20071024154800.4e0735eb.akpm@linux-foundation.org>
Date:	Wed, 24 Oct 2007 15:48:00 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	ak@...e.de, jeremy@...p.org, ying.huang@...el.com,
	ebiederm@...ssion.com, torvalds@...ux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH -v7 1/3] x86 boot: setup data

On Tue, 23 Oct 2007 16:55:13 -0700
"H. Peter Anvin" <hpa@...or.com> wrote:

> Andi Kleen wrote:
> > 
> > With the early reserve code in 
> > ftp://firstfloor.org/pub/ak/x86_64/quilt/patches/early-reserve
> > and
> > ftp://firstfloor.org/pub/ak/x86_64/quilt/patches/early-alloc
> > this could be likely done cleaner.
> > 
> 
> Indeed it could.  For i386, the equivalent code would have another 
> significant benefit: reserving memory and then mapping and accessing it 
> later would (at least eventually) allow accesses > 4 GB on PAE kernels 
> (or with a PSE36 hack, on non-PAE kernels.)
> 

Cleaner sounds good.  I'll duck these patches for now.

This one doesn't apply, btw: setup_32.h disappeared.
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