scsiport queue will freeze if something returns an error. Queue a timer to ensure it keeps moving.
Ensure only one event is outstanding at any given time
Tidy up highsync code. Remove KdPrint calls.
Remove vlapic mapping from TPR patching. It was never supported and causes a crash under 4.3.x
Tidy up xennet. Remove KdPrint calls.
Fix build errors
Fix packet exhaustion issue in 2003 where windows doesn't return packets
Remove packet stats debug from xennet_rx