linux-kernel - Re: [PATCH][RFC]: pte notifiers -- support for external page tables

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Date:	Thu, 06 Sep 2007 12:28:47 +0100
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Avi Kivity <avi@...ranet.com>
CC:	Rik van Riel <riel@...hat.com>, linux-mm@...ck.org,
	shaohua.li@...el.com, kvm-devel <kvm-devel@...ts.sourceforge.net>,
	general@...ts.openfabrics.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][RFC]: pte notifiers -- support for external page tables

Avi Kivity wrote:
> It is, but the hooks are in much the same places.  It could be argued
> that you'd embed pte notifiers in paravirt_ops for a host kernel, but
> that's not doable because pte notifiers use higher-level data
> strutures (like vmas).

Also, I wouldn't like to preclude the possibility of having a kernel
that's both a guest and a host (ie, nested vmms).

    J
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