RFR: 8286294 : ForkJoinPool.commonPool().close() spins [v4]

[Martin Buchholz]

On Sat, 7 May 2022 11:29:32 GMT, Doug Lea <dl at openjdk.org> wrote:

>> Changes ForkJoinPool.close spec and code to trap close as a no-op if called on common pool
>
> Doug Lea has updated the pull request incrementally with three additional commits since the last revision:
> 
>  - Accommodate restrictive SecurityManagers
>  - merge with loom updates
>    Merge remote-tracking branch 'refs/remotes/origin/JDK-8286294' into JDK-8286294
>  - Fix testLazySubmit; enable suite

testAdaptInterruptible_Callable_toString belongs in ForkJoinTaskTest.java.  Oh wait, it's already there, commented out!  Why not fix it there?

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PR: https://git.openjdk.java.net/jdk/pull/8577