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Re: [Xen-devel] Xen-unstable 4.8: HVM domain_crash called from emulate.c:144 RIP: c000:[<000000000000336a>]
>>> On 15.06.16 at 18:46, <boris.ostrovsky@xxxxxxxxxx> wrote:
> On 06/15/2016 11:54 AM, Jan Beulich wrote:
>>
>> Yes, albeit two then isn't enough either if we want to fully address
>> the basic issue here: We'd have to latch as many translations as
>> there are possibly pages involved in the execution of a single
>> instruction.
>
> Re: translations changing under us --- can't they change between guest
> issuing two STOS instructions and the emulator picking up the latched
> one (from the first instruction) when emulating the second?
The latched translations get wiped as part of retiring an emulated
instruction (see handle_mmio()).
Jan
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