Re: [PATCH] VFIO driver: Non-privileged user level PCI drivers

[Avi Kivity]

On 06/02/2010 07:53 PM, Chris Wright wrote:
> * Avi Kivity (avi@xxxxxxxxxx) wrote:
>    
> > The interface would only work for clients which support it: kvm,
> > vhost, and iommu/devices with restartable dma.
> >      
> BTW, there is no such thing as restartable dma.  There is a provision in
> new specs (read: no real hardware) that allows a device to request pages
> before using them.  So it's akin to demand paging, but the demand is an
> explicit request rather than a page fault.
>    

Thanks for the correction.

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

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