Integrated: 8307153: JVMTI GetThreadState on carrier should return STATE_WAITING

[Serguei Spitsyn]

On Sat, 3 Jun 2023 10:53:04 GMT, Serguei Spitsyn <sspitsyn at openjdk.org> wrote:

> When a virtual thread is mounted, the carrier thread should be reported as "waiting" until the virtual thread unmounts. Right now, GetThreadState reports a state based the JavaThread status when it should return JVMTI_THREAD_STATE_WAITING | JVMTI_THREAD_STATE_WAITING_INDEFINITELY.
> The fix adds:
>  - a special case for passive carrier threads
>  - necessary test coverage to the existing JVMTI test: `serviceability/jvmti/vthread/ThreadStateTest`.
> 
> Testing:
>    - tested with the updated test: `serviceability/jvmti/vthread/ThreadStateTest`
>    - submitted mach5 tiers 1-5
>    - TBD: to submit mach5 tier 6

This pull request has now been integrated.

Changeset: 177e8327
Author:    Serguei Spitsyn <sspitsyn at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/177e8327d685444d63235567f2a9bde0ec3d51cf
Stats:     82 lines in 4 files changed: 65 ins; 0 del; 17 mod

8307153: JVMTI GetThreadState on carrier should return STATE_WAITING

Reviewed-by: amenkov, cjplummer

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PR: https://git.openjdk.org/jdk/pull/14298