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    Enhancement 
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    Resolution: Fixed
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     P4 P4
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    16
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        b23
                    Currently G1BiasedMappedArray can not be freed as the pointer to the original allocation is lots.
ForJDK-8253600 this functionality is required as the g1 full collector also needs such a region attribute table but g1  instantiates a G1FullCollector every time needed.
            
For
- blocks
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                    JDK-8253600 G1: Fully support pinned regions for full gc -           
- Resolved
 
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