Re: [Xen-devel] [PATCH V2 9/25] tools/libxl: build DMAR table for a guest with one virtual VTD

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 18.08.17 at 15:45, <wei.liu2@xxxxxxxxxx> wrote:
> On Fri, Aug 18, 2017 at 01:45:50PM +0800, Chao Gao wrote:
>> >
>> >> > +            }
>> >> > +        }
>> >> > +    }
>> >> 
>> >> This still looks wrong to me. How do you know acpi_modules[0] is DMAR
>> >> table?
>> >> 
>> >
>> >Oh, I sorta see why you do this, but I still think this is wrong. The
>> >DMAR should either be a new module or be joined to the existing one (and
>> >with all conflicts resolved).
>> 
>> Hi, Wei
>> Thanks for your comments.
>> 
>> iirc, HVM only supports one module;
> 
> This is indeed how it is stated in various comments. I'm not sure why
> there is such restriction. Maybe x86 maintainers can shed more light on
> this?

Not me, sorry. Maybe ask whoever has written that code?

Jan


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