RFR: 8309612: [REDO] JDK-8307153 JVMTI GetThreadState on carrier should return STATE_WAITING [v5]

[Chris Plummer]

On Wed, 7 Jun 2023 21:22:41 GMT, Serguei Spitsyn <sspitsyn at openjdk.org> wrote:

>> This is REDO the fix of [JDK-8307153](https://bugs.openjdk.org/browse/JDK-8307153).
>> The last update of the fix in the review cycle was incorrect and incorrectly tested, so the issue has not been noticed. It is why the fix was backed out.
>> The issue is that the SUSPEND bit was missed in the JVMTI thread state of platform/carrier threads carrying virtual threads (see`JvmtiEnvBase::get_thread_state` function).
>> 
>> The first push/patch is the original fix of JDK-8307153.
>> The fix of the SUSPEND bit issue will be in the incremental update.
>> It is to simplify the review.
>> 
>> Testing:
>>  - TBD: mach5 tiers 1-5
>
> Serguei Spitsyn has updated the pull request incrementally with one additional commit since the last revision:
> 
>   review: added/adjusted some comments

Marked as reviewed by cjplummer (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/14366#pullrequestreview-1468678777