[PATCH] xenbus: fix device detection

[Roger Pau Monné]

On 31/01/13 19:52, Roger Pau Monne wrote:
> Devices that cannot be handled should not be closed, instead leave
> them as is. This prevents closing the vkbd device, which has the
> effect of making Qemu stop sending keys to the guest.
> 
> Tested with qemu-xen-traditional, qemu-xen and qemu stubdomains, all
> working as expected.

Ping?

I've also submitted PR kern/175757 with the patch attached.