linux-kernel - Re: [PATCH]Fix broken VMI in 2.6.27-rc..

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Message-ID: <489B83E5.7080605@goop.org>
Date:	Thu, 07 Aug 2008 16:23:17 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	"H. Peter Anvin" <hpa@...nel.org>
CC:	Zachary Amsden <zach@...are.com>,
	Alok Kataria <akataria@...are.com>,
	"torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>,
	the arch/x86 maintainers <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH]Fix broken VMI in 2.6.27-rc..

H. Peter Anvin wrote:
> That being said, the fixmap area being movable more than kind of 
> defeats a major point of the fixmap area; the addresses in it are no 
> longer fixed.

It's always been movable with CONFIG_PARAVIRT enabled.  Xen needs to 
reserve a hole at the top of the address space too.

    J
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