On 8/14/2023 7:59 AM, Zhao Liu wrote:
> Hi Qian,
>
> On Sun, Aug 13, 2023 at 06:49:40PM +0800, Wen, Qian wrote:
>
> [snip]
>
>>> also perhaps double check if we could do induce similar overflow
>>> tweaking other -smp properties (todo for another patch[es] if there are
>>> such places).
>> I have
Hi Qian,
On Sun, Aug 13, 2023 at 06:49:40PM +0800, Wen, Qian wrote:
[snip]
>
> > also perhaps double check if we could do induce similar overflow
> > tweaking other -smp properties (todo for another patch[es] if there are
> > such places).
>
> I have a check, the CPUID.0x4:EAX[31:26]
On 8/9/2023 9:47 PM, Igor Mammedov wrote:
> On Wed, 9 Aug 2023 21:20:48 +0800
> "Wen, Qian" wrote:
>
>> On 8/9/2023 7:14 PM, Igor Mammedov wrote:
>>> On Wed, 9 Aug 2023 18:27:32 +0800
>>> Qian Wen wrote:
>>>
The legacy topology enumerated by CPUID.1.EBX[23:16] is defined in SDM
On Wed, 9 Aug 2023 21:20:48 +0800
"Wen, Qian" wrote:
> On 8/9/2023 7:14 PM, Igor Mammedov wrote:
> > On Wed, 9 Aug 2023 18:27:32 +0800
> > Qian Wen wrote:
> >
> >> The legacy topology enumerated by CPUID.1.EBX[23:16] is defined in SDM
> >> Vol2:
> >>
> >> Bits 23-16: Maximum number of
On 8/9/2023 7:14 PM, Igor Mammedov wrote:
> On Wed, 9 Aug 2023 18:27:32 +0800
> Qian Wen wrote:
>
>> The legacy topology enumerated by CPUID.1.EBX[23:16] is defined in SDM
>> Vol2:
>>
>> Bits 23-16: Maximum number of addressable IDs for logical processors in
>> this physical package.
>>
>> When
On Wed, 9 Aug 2023 18:27:32 +0800
Qian Wen wrote:
> The legacy topology enumerated by CPUID.1.EBX[23:16] is defined in SDM
> Vol2:
>
> Bits 23-16: Maximum number of addressable IDs for logical processors in
> this physical package.
>
> When launching the VM with -smp 256, the value written to
The legacy topology enumerated by CPUID.1.EBX[23:16] is defined in SDM
Vol2:
Bits 23-16: Maximum number of addressable IDs for logical processors in
this physical package.
When launching the VM with -smp 256, the value written to EBX[23:16] is
0 because of data overflow. If the guest only