RFR: 8282307: Parallel: Incorrect discovery mode in PCReferenceProcessor [v2]

[Albert Mingkun Yang]

On Wed, 23 Feb 2022 19:07:27 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Simple followup of [JDK-8273185](https://bugs.openjdk.java.net/browse/JDK-8273185). This bug should not affect correctness though: treating STW discovery as concurrent discovery.
>> 
>> Test: hotspot_gc
>
> Albert Mingkun Yang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   review

Thanks for the review.

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PR: https://git.openjdk.java.net/jdk/pull/7590