lkml.org 
[lkml]   [2010]   [Mar]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0/18][RFC] Nested Paging support for Nested SVM (aka NPT-Virtualization)
On 03/04/2010 05:58 PM, Joerg Roedel wrote:
>> You probably need to include a flag in base_role to differentiate
>> between l1 / l2 shadow tables (say if they use the same cr3 value).
>>
> Not sure if this is necessary. It may be necessary when large pages come
> into play. Otherwise the host npt pages are distinguished by the shadow
> npt pages by the direct-flag.
>

Hm, I think that direct maps for the same gfn can be shared.

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.



\
 
 \ /
  Last update: 2010-03-12 08:43    [W:0.087 / U:0.116 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site