7182260: G1: Fine grain RSet freeing bottleneck Summary: Chain the fine grain PerRegionTables in an individual RSet together and free them in bulk using a single operation. Reviewed-by: johnc, brutisso Contributed-by: Thomas Schatzl <thomas.schatzl@jku.at>

// A simple interface, to allow an unknown foreign call from a class
// loaded with LOADER1 to a class loaded with LOADER2.
public interface IFace {
  public many_loader[] gen();
}