By default on capable hardware, SECONDARY_EXEC_ENABLE_VMCS_SHADOWING is
activated unilaterally. The VMCS Link pointer is initialised to ~0, but the
VMREAD/VMWRITE bitmap pointers are not.
This causes the 16bit IVT and Bios Data Area get interpreted as the read/write
permission bitmap for guests w
>>> On 07.12.18 at 21:07, wrote:
> By default on capable hardware, SECONDARY_EXEC_ENABLE_VMCS_SHADOWING is
> activated unilaterally. The VMCS Link pointer is initialised to ~0, but the
> VMREAD/VMWRITE bitmap pointers are not.
>
> This causes the 16bit IVT and Bios Data Area get interpreted as t
On 10/12/2018 16:01, Jan Beulich wrote:
On 07.12.18 at 21:07, wrote:
>> By default on capable hardware, SECONDARY_EXEC_ENABLE_VMCS_SHADOWING is
>> activated unilaterally. The VMCS Link pointer is initialised to ~0, but the
>> VMREAD/VMWRITE bitmap pointers are not.
>>
>> This causes the 16bi
> From: Andrew Cooper [mailto:andrew.coop...@citrix.com]
> Sent: Saturday, December 8, 2018 4:07 AM
> nested vmx mode
>
> By default on capable hardware,
> SECONDARY_EXEC_ENABLE_VMCS_SHADOWING is
> activated unilaterally. The VMCS Link pointer is initialised to ~0, but the
> VMREAD/VMWRITE bitmap