Re: [v3 13/26] KVM: Define a new interface kvm_find_dest_vcpu() for VT-d PI

From: Paolo Bonzini
Date: Mon Dec 22 2014 - 06:08:00 EST




On 22/12/2014 12:04, Wu, Feng wrote:
> > Can you support them only if the destination is a single CPU?
>
> Sorry, I am not quite understand this. I still don't understand the "single CPU" here.
> Lowest priority interrupts always have a cpumask which contains multiple CPU.

Yes, and those need not be accelerated. But what if you set affinity to
a single CPU?

Paolo
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