Re: [Xen-devel] [PATCH v3] x86/HVM: don't #GP/#SS on wrapping virt->linear translations

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 05.09.17 at 14:26, <andrew.cooper3@xxxxxxxxxx> wrote:
> On 10/07/17 11:39, Jan Beulich wrote:
>> Real hardware wraps silently in most cases, so we should behave the
>> same. Also split real and VM86 mode handling, as the latter really
>> ought to have limit checks applied.
>>
>> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> 
> The change looks ok, but this is a subtle adjustment with a lot of
> changes in boundary cases.
> 
> ISTR you had an XTF test for some of these?  I'd feel rather more
> confident if we could get that into automation.

Yes, that was a test you had handed to me, which I then extended
and handed back to you ("Compatibility mode LLDT/LTR testing"). I
still have it, but still in the raw shape it was in back then (i.e. unlikely
to be ready to go in).

Jan


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