Re: [PATCH 02/10] nEPT: MMU context for nested EPT

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On Sun, Nov 13, 2011, Avi Kivity wrote about "Re: [PATCH 02/10] nEPT: MMU context for nested EPT":
> On 11/13/2011 01:30 PM, Orit Wasserman wrote:
> > Maybe this patch can help, this is roughly what Avi wants (I hope) done very quickly.
> > I'm sorry I don't have setup to run nested VMX at the moment so i can't test it.
>...
> > +#define PTTYPE EPT
> > +#include "paging_tmpl.h"
> > +#undef PTTYPE
> 
> Yes, that's the key.

I'm now preparing a patch based on such ideas.

One downside of this approach is that mmu.c (and therefore the x86
module) will now include EPT-specific functions that are of no use or
relevance to the SVM code. It's not a terrible disaster, but it's
"unclean". I'll try to think if there's a cleaner way.

Nadav.

-- 
Nadav Har'El                        |                    Tuesday, Dec 6 2011, 
nyh@xxxxxxxxxxxxxxxxxxx             |-----------------------------------------
Phone +972-523-790466, ICQ 13349191 |Writing software is like sex: One mistake
http://nadav.harel.org.il           |and you have to support it forever.
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