Re: [Qemu-devel] [PATCH v2 8/8] virtio-blk: add x-data-plane=on|off performance feature

[Daniel P. Berrange]

On Tue, Nov 20, 2012 at 01:31:52PM +0100, Stefan Hajnoczi wrote:
> The virtio-blk-data-plane feature is easy to integrate into
> hw/virtio-blk.c.  The data plane can be started and stopped similar to
> vhost-net.
> 
> Users can take advantage of the virtio-blk-data-plane feature using the
> new -device virtio-blk-pci,x-data-plane=on property.
> 
> The x-data-plane name was chosen because at this stage the feature is
> experimental and likely to see changes in the future.

Can you give some indication of how it is likely to change, since
this has a bearing on any libvirt use of this feature ?

Daniel
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