linux-kernel - Re: [Xen-devel] [Patch V2 02/15] xen: save linear p2m list address in shared info structure

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Message-ID: <5526374F.50401@citrix.com>
Date:	Thu, 9 Apr 2015 09:24:47 +0100
From:	David Vrabel <david.vrabel@...rix.com>
To:	Juergen Gross <jgross@...e.com>, <linux-kernel@...r.kernel.org>,
	<xen-devel@...ts.xensource.com>, <konrad.wilk@...cle.com>,
	<david.vrabel@...rix.com>, <boris.ostrovsky@...cle.com>,
	<linux-mm@...ck.org>
Subject: Re: [Xen-devel] [Patch V2 02/15] xen: save linear p2m list address
 in shared info structure

On 09/04/15 07:55, Juergen Gross wrote:
> The virtual address of the linear p2m list should be stored in the
> shared info structure read by the Xen tools to be able to support
> 64 bit pv-domains larger than 512 GB. Additionally the linear p2m
> list interface includes a generation count which is changed prior
> to and after each mapping change of the p2m list. Reading the
> generation count the Xen tools can detect changes of the mappings
> and re-read the p2m list eventually.

Reviewed-by: David Vrabel <david.vrabel@...rix.com>

David
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