RFR: 8364343: Virtual Thread transition management needs to be independent of JVM TI [v9]

Mon Dec 1 23:00:17 UTC 2025

On Mon, 1 Dec 2025 19:14:37 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

> Excellent work. Thank you for answering my questions. There's one click suggested change.
>
Thanks for the review Coleen!

> src/hotspot/share/opto/library_call.cpp line 3052:
> 
>> 3050: //
>> 3051: // java_lang_Thread::set_is_in_VTMS_transition(vthread, true);
>> 3052: // carrier->set_is_in_VTMS_transition(true);
> 
> Suggestion:
> 
> // java_lang_Thread::set_is_in_vthread_transition(vthread, true);
> // carrier->set_is_in_vthread_transition(true);

Fixed. Also fixed the comment above: the other caller is `startFinalTransition`.

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PR Comment: https://git.openjdk.org/jdk/pull/28361#issuecomment-3599315673
PR Review Comment: https://git.openjdk.org/jdk/pull/28361#discussion_r2578999900