Re: [Xen-users] DomU Direct Hardware access

[Andrej Radonic <andrej.radonic@xxxxxxxx>]

Muli Ben-Yehuda wrote:
> On Wed, Aug 02, 2006 at 04:47:08PM +0200, Andrej Radonic wrote:
>   
> > to have a domU which has exclusive access to a NIC. the driver is 
> > encapsulated in the domU and ensures security and stability of the 
> > overall system.
> >     
> Only if you have an isolation capable IOMMU in the machine...
>   
Muli,
sorry for keeping on picking at this: but what is the "backend" 
parameter in the vif statement then for (also found in block-attach as 
well as network-attach)?
I thought it makes no difference to a domU if it accesses a device in 
dom0 or domU-X ...
Thx,
Andrej

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