+const (
+ PiecePriorityNormal = types.PiecePriorityNormal
+ PiecePriorityNone = types.PiecePriorityNone
+ PiecePriorityNow = types.PiecePriorityNow
+ PiecePriorityReadahead = types.PiecePriorityReadahead
+ PiecePriorityNext = types.PiecePriorityNext
+ PiecePriorityHigh = types.PiecePriorityHigh
+)