linux-kernel - Re: [PATCH -mm 1/3] i386 boot: replace boot_ioremap with enhanced bt_ioremap

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Date:	Fri, 18 Jan 2008 17:22:57 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Ian Campbell <ijc@...lion.org.uk>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	huang ying <huang.ying.caritas@...il.com>,
	"Huang, Ying" <ying.huang@...el.com>, akpm@...ux-foundation.org,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, Andi Kleen <ak@...e.de>,
	linux-kernel@...r.kernel.org, Jeremy Fitzhardinge <jeremy@...p.org>
Subject: Re: [PATCH -mm 1/3] i386 boot: replace boot_ioremap with enhanced
	bt_ioremap - enhance bt_ioremap


* Ian Campbell <ijc@...lion.org.uk> wrote:

> > Eric Biederman had a patchset that makes a PAE kernel use PAE page 
> > tables from the start.  That is really The Right Thing[TM].
> 
> That's much saner than dup'ing up the early ioremap stuff to support 
> both PAE and non-PAE at runtime, which is about the only idea I've got 
> for fixing this right now...
> 
> I think I'll just back out the early_ioremap patches locally for now 
> and wait for Eric's patches which should cause the fix for this issue 
> to just fall out in the wash.

Eric's patchset is nowhere near being submitted - he _had_ a patchset. 
So this needs to be fixed by the Xen-guest folks. (if the easiest/best 
fix is to pick up Eric's patchset, then plese do it so)

	Ingo
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