Re: [kvm-devel] [PATCH] Make virtio devices multi-function

[Avi K. <av...@qu...>]

Anthony Liguori wrote:
> Avi Kivity wrote:
>> Anthony Liguori wrote:
>>  
>>> This patch changes virtio devices to be multi-function devices whenever
>>> possible.  This increases the number of virtio devices we can 
>>> support now by
>>> a factor of 8.
>>>
>>> With this patch, I've been able to launch a guest with either 220 
>>> disks or 220
>>> network adapters.
>>>
>>>       
>>
>> Does this play well with hotplug?  Perhaps we need to allocate a new 
>> device on hotplug.
>>   
>
> Probably not.  I imagine you can only hotplug devices, not individual 
> functions?
>

It sounds reasonable to expect so.  ACPI has objects for devices, not 
functions (IIRC).

Maybe require explicit device/function assignment on the command line?  
It will be managed anyway.

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