RFR (XS): 8u40 Backport of 8038423: G1: Decommit memory within the heap

[Jon Masamitsu]

On 8/19/2014 7:21 AM, Thomas Schatzl wrote:
> Hi all,
>
>    can I have reviews for backport merge conflicts for 8038423?
>
> Again, it's two minor issues:
>
>   - typo in g1CardCounts.cpp (expects "... will be an OOB access...", but
> is "... will be an OOB accesss...").
>
>   - missing change in heapRegionRemSet.cpp, the format string for the
> initializer of the OtherRegionTable mutex is expected to read
> "HeapRegionRemSet lock #%u", but is "HeapRegionRemSet lock
> #"UINT32_FORMAT".
> [The missing change seems to be 8039244, which cannot be easily
> backported.]

I looked at the changes you indicated above and both are consistent
with the jdk9 sources.  If that is what you were seeking - Reviewed.

jon

>
> Webrev:
> http://cr.openjdk.java.net/~tschatzl/8038423/webrev.8u40/
>
> Original webrev:
> http://cr.openjdk.java.net/~tschatzl/8038423/webrev.1/
>
> Thanks,
>    Thomas
>