[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PROPOSAL] Event channel for SMP-VMs: per-vCPU or per-OS?
>>> On 29.10.13 at 11:52, George Dunlap <george.dunlap@xxxxxxxxxxxxx> wrote: > Xen should be able to arbitrate which one gets the actual event > delivery, right? So the only risk would be that another vcpu would > notice the pending interrupt and handle it itself. As said before - for the FIFO model Xen's arbitration would be sufficient (as long as affinity changes get carried out with sufficient care), but for the legacy model several vCPU-s might end up trying to service the event (since the pending bitmap is per-domain, not per-vCPU).. Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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