Avi Kivity wrote:
> Dong, Eddie wrote:
>>> I don't see how this relates to shared guest interrupts.
>>> Whatever you have on the host side, you still need to
>>> support shared guest interrupts.  The only way to avoid
>>> the issue is by using MSI for the guest, and even then
>>> we still have to support interrupt sharing since not
>>> all guests have MSI support. 
>>> 
>> 
>> Yes, but guest sharing is easy to solve by emulating
>> NAND gate of PCI line. 
>> 
> 
> Certainly, it isn't difficult.

BTW, Did u have a look at SR-IOV patch? It address both Xen & KVM.
Thx, eddie
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