RFR: JDK-8002152: javadoc could write out files on a worker thread

[Jonathan Gibbons]

On Mon, 22 Feb 2021 20:31:01 GMT, Pavel Rappo <prappo at openjdk.org> wrote:

>> I don't understand why you think it is important to check `taskBusy`. If nothing else, this is only in the verbose/utilization code.
>
> `taskBusy` is accessed from multiple threads. Since those accesses are conflicting they should be correctly synchronized, which currently they are not. Also see: https://github.com/openjdk/jdk/pull/2665#issuecomment-783378558

Understood; I'm changing it to `AtomicLong` and using `AtomicLong.addAndget`

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PR: https://git.openjdk.java.net/jdk/pull/2665