Re: [Xen-devel] [rfc 00/18] ioemu: use devfn instead of slots as the unit for passthrough

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 06/03/2009 01:29, "Yuji Shimada" <shimada-yxb@xxxxxxxxxxxxxxx> wrote:

> 
> Current hypervisor assumes only one pass-throughed device is connected
> to a guest gsi.
> 
> It is possible to enhance to connect more than one pass-throughed
> device to a guest gsi, I think. If expanding guest GSI to 143 is not
> acceptable, sharing guest GSI between pass-throughed devices is one
> approach.

I think we should support sharing. How hard is that? Linked lists in place
of singleton values and a few while loops. Conceptually speaking. :-)

 -- Keir



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