RFR(S) - 8073463: G1 does not mangle freed heap regions

Mikael Gerdin mikael.gerdin at oracle.com
Fri Mar 13 12:32:59 UTC 2015


Hi David,

On 2015-03-12 16:03, David Lindholm wrote:
> Hi,
>
> Please review this small fix which mangles freed heap regions in G1. I
> took the opportunity to make mangle_unused_area() and
> mangle_unused_area_complete() pure virtual, and null-implemented them in
> compactibleFreeListSpace instead. I also removed
> Space::mangle_region(MemRegion mr) which was never called.
>
>
> Webrev: http://cr.openjdk.java.net/~mgerdin/david/8073463/webrev/

Looks good to me, Reviewed.
/Mikael

> Bug: https://bugs.openjdk.java.net/browse/JDK-8073463
>
> Testing done: JPRT
>
>
> Thanks,
> David



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