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Re: [Xen-devel] [PATCH v7 06/11] pvqspinlock, x86: Allow unfair queue spinlock in a KVM guest

On 03/20/2014 03:01 PM, Paolo Bonzini wrote:
> No!  Please do what I asked you to do.  You are not handling Hyper-V or
> VMWare.  Just use X86_FEATURE_HYPERVISOR and it will cover all
> hypervisors that actually follow Intel's guidelines.

And for those that don't, we should turn on X86_FEATURE_HYPERVISOR in
the Linux enumeration code as we do for other features we detect


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