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Re: [PATCH RFC] target/i386: Add Intel CPU model versions supporting 'xs
Re: [PATCH RFC] target/i386: Add Intel CPU model versions supporting 'xsaves'
Thu, 08 Apr 2021 15:25:46 +0200
Wen Pu <email@example.com> writes:
> On 2021/4/7 23:43, Vitaly Kuznetsov wrote:
>> Hyper-V 2016 refuses to boot on Skylake+ CPU models because they lack
>> 'xsaves'/'vmx-xsaves' features and this diverges from real hardware. The
>> same issue emerges with AMD "EPYC" CPU model prior to version 3 which got
>> 'xsaves' added. EPYC-Rome/EPYC-Milan CPU models have 'xsaves' enabled from
>> the very beginning so the comment blaming KVM to explain why Intel CPUs
>> lack 'xsaves' is likely outdated.
>> Signed-off-by: Vitaly Kuznetsov <firstname.lastname@example.org>
>> The only CPU model where I keep the original comment and don't add
>> a version supporting 'xsaves' is "Hygon Dhyana" as I don't know much
>> about it.
> Hi Vitaly,
> Hygon Dhyana supports 'xsaves', could you please add a version supporting
> 'xsaves' for Hygon "Dhyana"?
Sure, will do! Thanks for the confirmation!