linux-kernel - Re: [PATCH 0/12] Nested SVM cleanups

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Message-ID: <20090729135859.GN18313@amd.com>
Date:	Wed, 29 Jul 2009 15:58:59 +0200
From:	Joerg Roedel <joerg.roedel@....com>
To:	Avi Kivity <avi@...hat.com>
CC:	Alexander Graf <agraf@...e.de>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/12] Nested SVM cleanups

On Wed, Jul 29, 2009 at 04:59:48PM +0300, Avi Kivity wrote:
> On 07/29/2009 04:48 PM, Joerg Roedel wrote:
> >Performance isn't too bad even without this. At least if the host
> >supports nested paging :) But shadow nested paging should give nested
> >svm a real boost, thats very true.
> 
> Well, any workload that benefits from npt would benefit from nnpt a
> lot more.

Most complicated part will be the two dimensional software page walker.
That will be a somewhat intrusive change (at least if I do it without
code duplication). But lets see how challenging this will become...

	Joerg


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