On Mon, Apr 01, 2013 at 04:20:32PM +0800, Liu Ping Fan wrote:
> @@ -51,7 +50,7 @@ bool vring_setup(Vring *vring, VirtIODevice *vdev, int n)
>
> void vring_teardown(Vring *vring)
> {
> - hostmem_finalize(&vring->hostmem);
> + memory_region_unref(vring->vring_mr);
> }dataplane keeps a reference to the vring. This prevents memory hot unplug while the device is up. If this is a problem we'll have to reduce the lifespan of the vring mapping. Stefan
