Merge tag 'vfio-ccw-20180529' of...

Merge tag 'vfio-ccw-20180529' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/vfio-ccw into features

Pull vfio-ccw from Cornelia Huck with the following changes:

 - Various fixes and improvements in vfio-ccw, including a first stab
   at adding tracepoints.