Messages in this thread | | | Date | Mon, 22 Dec 2014 22:13:18 +0800 | From | Yong Wang <> | Subject | Re: [v3 13/26] KVM: Define a new interface kvm_find_dest_vcpu() for VT-d PI |
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On Mon, Dec 22, 2014 at 12:23:36PM +0100, Paolo Bonzini wrote: > > > On 22/12/2014 12:17, Wu, Feng wrote: > >> Yes, and those need not be accelerated. But what if you set > >> affinity to a single CPU? > > > > How do I set affinity to a single CPU if guest configure a lowest > > priority interrupt? Thanks a lot! > > I mean if the guest (via irqbalance and /proc/irq/) configures affinity > to a single vCPU. In that case, you can use PI. >
The problem is we still need to support PI with lowest priority delivery mode even if guest does not configure irq affinity via /proc/irq/. Don't we?
Thanks -Yong
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