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RE: [Xen-devel] Shadow Table

To: "Koripella Srinivas" <talkwithsrinivas@xxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: RE: [Xen-devel] Shadow Table
From: "Petersson, Mats" <Mats.Petersson@xxxxxxx>
Date: Wed, 27 Jun 2007 15:37:41 +0200
Delivery-date: Wed, 27 Jun 2007 06:37:35 -0700
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Thread-topic: [Xen-devel] Shadow Table
 

> -----Original Message-----
> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx 
> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of 
> Koripella Srinivas
> Sent: 27 June 2007 14:20
> To: xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-devel] Shadow Table
> 
> Hi,
> In xen code i see references to P2M table.
> Is it same as shadow table??

No, p2m table is a table of page-addresses, where the index is the
"physical page number in guest" and the content in that location is the
"machine page-address". A page-address is an address with the lower 12
bits removed. 
> If not where is the code that updates the shadow table??

In .../xen/arch/x86/mm/shadow/*

--
Mats
> 
> Thanks
> 
> 
> 
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