Re: [Xen-devel] [PATCH v4 1/2] x86/hvm/viridian: keep APIC assist page mapped...

[Paul Durrant <Paul.Durrant@xxxxxxxxxx>]

> -----Original Message-----
> From: Andrew Cooper [mailto:andrew.cooper3@xxxxxxxxxx]
> Sent: 17 March 2016 10:51
> To: Paul Durrant; xen-devel@xxxxxxxxxxxxxxxxxxxx
> Cc: Keir (Xen.org); Jan Beulich
> Subject: Re: [PATCH v4 1/2] x86/hvm/viridian: keep APIC assist page
> mapped...
> 
> On 17/03/16 08:37, Paul Durrant wrote:
> > ... for the lifetime of the domain.
> >
> > If Xen is to make use of the APIC assist enlightenment then a persistent
> > mapping needs to be kept, rather than the temporary one which is
> currently
> > used only to initialize the page content.
> >
> > This patch also adds a comment block at the top of the source with
> > information on the latest version of the spec. from Microsoft and the
> > current URL where it may be found.
> >
> > Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
> > Cc: Keir Fraser <keir@xxxxxxx>
> > Cc: Jan Beulich <jbeulich@xxxxxxxx>
> > Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> 
> By the looks of it, this patch textually depends on your Viridian TLB fixes?
> 

Yes, this series is based on my branch including the fix, so it should be 
applied afterwards.

> Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Thanks,

  Paul

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