VIRTIO_F_IOMMU_PLATFORM

Michael S. Tsirkin
Fri, 07 Oct 2016 04:24:34 -0000

On Tue, Sep 27, 2016 at 09:57:14AM +0100, Will Deacon
wrote:
> Hi Michael,
>
> In commit 1a937693993f ("virtio: new feature to detect IOMMU device
quirk"),
> you added a new feature bit (VIRTIO_F_IOMMU_PLATFORM) to describe whether
> or not a given virtio device requires physical address or bus addresses.
>
> Is there a plan to get this incorporated into the virtio spec [1]? At the
> moment, I can't see a working draft that includes the new bit. Having
it
> in the spec would help convince implementors that it's not just a Linux
> thing.
>
> Thanks,
>
> Will
>
> [1]
http://docs.oasis-open.org/virtio/virtio/v1.0/cs04/virtio-v1.0-cs04.html

Absolutely. Want to contribute a patch?

--
MST