Paul Brook wrote:
>> The fast path is an eventfd so that we don't have to teach all the
>> clients about the details of MSI.  Userspace programs the MSI details
>> into kvm and hands the client an eventfd.  All the client has to do is
>> bang on the eventfd for the interrupt to be queued.  The eventfd
>> provides event coalescing and is equally useful from the kernel and
>> userspace, and can be used with targets other than kvm.
>>     
>
> So presumably if a device triggers an APIC interrupt using a write that isn't 
> one of the currently configured PCI devices, it all explodes horribly?
>   

I don't follow.  Can you elaborate on your scenario?

-- 
error compiling committee.c: too many arguments to function

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