On September 10, 2019 7:28:28 AM GMT+01:00, Ingo Molnar
wrote:
>
>* h...@zytor.com wrote:
>
>> I would strongly suggest that we change the term "emulation" to
>> "spoofing" for these instructions. We need to explain that we do
>*not*
>> execute these instructions the was the CPU would have,
* h...@zytor.com wrote:
> I would strongly suggest that we change the term "emulation" to
> "spoofing" for these instructions. We need to explain that we do *not*
> execute these instructions the was the CPU would have, and unlike the
> native instructions do not leak kernel information.
> On Sep 7, 2019, at 2:26 PM, Ricardo Neri
> wrote:
>
> On Thu, Sep 05, 2019 at 04:22:21PM -0700, Brendan Shanks wrote:
>>
>> if (umip_inst == UMIP_INST_SGDT || umip_inst == UMIP_INST_SIDT) {
>> +u64 dummy_base_addr;
>> +u16 dummy_limit = 0;
>> +
>>
On September 6, 2019 12:22:21 AM GMT+01:00, Brendan Shanks
wrote:
>Add emulation of the sgdt, sidt, and smsw instructions for 64-bit
>processes.
>
>Wine users have encountered a number of 64-bit Windows games that use
>these instructions (particularly sgdt), and were crashing when run on
On September 8, 2019 8:22:48 AM GMT+01:00, Borislav Petkov
wrote:
>On Sat, Sep 07, 2019 at 02:26:10PM -0700, Ricardo Neri wrote:
>> > Wine users have encountered a number of 64-bit Windows games that
>use
>> > these instructions (particularly sgdt), and were crashing when run
>on
>> >
On Sat, Sep 07, 2019 at 02:26:10PM -0700, Ricardo Neri wrote:
> > Wine users have encountered a number of 64-bit Windows games that use
> > these instructions (particularly sgdt), and were crashing when run on
> > UMIP-enabled systems.
>
> Emulation support for 64-bit processes was not initially
On Thu, Sep 05, 2019 at 04:22:21PM -0700, Brendan Shanks wrote:
> Add emulation of the sgdt, sidt, and smsw instructions for 64-bit
> processes.
>
> Wine users have encountered a number of 64-bit Windows games that use
> these instructions (particularly sgdt), and were crashing when run on
>
Add emulation of the sgdt, sidt, and smsw instructions for 64-bit
processes.
Wine users have encountered a number of 64-bit Windows games that use
these instructions (particularly sgdt), and were crashing when run on
UMIP-enabled systems.
Originally-by: Ricardo Neri
Signed-off-by: Brendan
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