Patch #1 is clean-up for an apparent mis-feature.
Paul Durrant (4):
xenbus: move xenbus_dev_shutdown() into frontend code...
xenbus: limit when state is forced to closed
xen/interface: re-define FRONT/BACK_RING_ATTACH()
xen-blkback: support dynamic unbind/bind
drivers/block/xen-blkback/xenbus.c | 56 +++++++++++++++-------
drivers/xen/xenbus/xenbus.h | 2 -
drivers/xen/xenbus/xenbus_probe.c | 35 ++++----------
drivers/xen/xenbus/xenbus_probe_backend.c | 1 -
drivers/xen/xenbus/xenbus_probe_frontend.c | 24 +++++++++-
include/xen/interface/io/ring.h | 29 ++++-------
include/xen/xenbus.h | 1 +
7 files changed, 81 insertions(+), 67 deletions(-)