XenVBD #40 (Jun 20, 2014 10:01:26 AM)
XenVBD #40 (Jun 20, 2014 10:01:26 AM)

Force calling BlockRingPoll as DPC may not run.
Cleanup PreparedReqs before closing the ring
Add extra state to frontend transition to allow reset to cleanup

Signed-off-by: Ben Chalmers <b3747009c0bd3b0a8ac423a403e103e776512006@citrix.com>

kostaslamda/win-installer,cheng--zhang/win-installer,OwenSmith/win-installer,OwenSmith/win-installer,benchalmers/win-installer,cheng--zhang/win-installer,xenserver/win-installer,cheng--zhang/win-installer,benchalmers/win-installer,OwenSmith/win-installer,cheng--zhang/win-installer,kostaslamda/win-installer,xenserver/win-installer,xenserver/win-installer,benchalmers/win-installer,cheng--zhang/win-installer,OwenSmith/win-installer,kostaslamda/win-installer,benchalmers/win-installer,kostaslamda/win-installer,kostaslamda/win-installer,OwenSmith/win-installer,xenserver/win-installer,xenserver/win-installer,benchalmers/win-installer