lkml.org 
[lkml]   [2010]   [Jul]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v4 4/6] KVM: MMU: prefetch ptes when intercepted guest #PF
On Sat, Jul 03, 2010 at 04:08:42PM +0800, Xiao Guangrong wrote:
>
>
> Marcelo Tosatti wrote:
>
> >> +
> >> + if (is_rsvd_bits_set(vcpu, gpte, PT_PAGE_TABLE_LEVEL))
> >> + break;
> >
> > BTW, doesnt sync_page also lack reserved bit checking? (unrelated to
> > this patch).
> >
>
> I think it's not since if EPT is enabled, no unsync page exist, the sync page
> path can't be trigged. :-)

What i mean is, why the sync_page path does not require reserved bit
checking? (EPT disabled).

Just to clarify, this has nothing to do with your patch.



\
 
 \ /
  Last update: 2010-07-05 14:03    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site