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SubjectRe: linux-next: Tree for Mar 25 (arch/x86/kvm/)
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On 25/03/20 17:14, Sean Christopherson wrote:
>> Doh, right. I think the only solution for that one is to degrade it to
>> WARN_ON(1).
> I reproduced the error, give me a bit to play with the code to see if the
> BUILD_BUG can be preserved. I'm curious as to why kvm_cpu_cap_mask() is
> special, and why it only fails with this config.
>

I could not reproduce it, but I would not be surprised if there are
other configurations where the compiler cannot constant-propagate from
the reverse_cpuid struct into __cpuid_entry_get_reg.

Paolo

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