RFR (S): 8056043: G1 does not uncommit within the heap after JDK-8038423

[Jesper Wilhelmsson]

Looks good!
/Jesper

Thomas Schatzl skrev 26/8/14 16:55:
> Hi all,
>
>   can I have reviews for the following change that removes some code that
> has accidentally been left in when splitting off refactoring changes
> JDK-8054818 from (the original) JDK-8038423?
>
> Basically, to implement JDK-8054818 there has been need to retain the
> old commit/uncommit strategy to only allow uncommit at the end of the
> heap. One check that guaranteed that has been left in.
>
> This change removes that one. It also reenables a jtreg test that checks
> that, which had been disabled until now because of the functionality
> lacking.
>
> CR:
> https://bugs.openjdk.java.net/browse/JDK-8056043
> Webrev:
> http://cr.openjdk.java.net/~tschatzl/8056043/webrev/
> Testing:
> jprt, vm.gc testlist run, gcbasher for an hour, test case
>
> Thanks,
>    Thomas
>