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Re: [Xen-devel] CONFIG_HIGHPTE ???

from [Rik van Riel] [Permanent Link][Original]
To: Jan Beulich <jbeulich@xxxxxxxxxx>
Subject: Re: [Xen-devel] CONFIG_HIGHPTE ???
From: Rik van Riel <riel@xxxxxxxxxx>
Date: Fri, 05 Jan 2007 10:03:46 -0500
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Jan Beulich wrote:

What is the background of not allowing this option under Xen?


The hypervisor interfaces to mark a certain page a page table
pass a kernel virtual address as one of the arguments.  I guess
it might work with the page in question no longer having the
address briefly after the call, but I'm not certain...

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