Re: [PATCH] x86/cpufeatures: Force disable X86_FEATURE_ENQCMD and remove update_pasid()

Andy Lutomirski
2021-06-09T23:34:35Z

On 6/9/21 10:32 AM, Luck, Tony wrote:
>>> I've told Fenghua to dig out the previous iteration of this patch where
>>> the plan was to lazily fix the PASID_MSR in other threads in the #GP
>>> handler.
>>
>> Blech. Also this won't work for other PASID-like features.
>>
>> I have a half-written patch to fix this up for real. Stay tuned.
>
> Andy: Any update on this?
>
> -Tony
>

Let me try to merge my pile with tglx's pile and come up with something
halfway sane.