RFR: 8330146: assert(!_thread->is_in_any_VTMS_transition()) failed

[Serguei Spitsyn]

On Thu, 2 May 2024 10:07:35 GMT, Serguei Spitsyn <sspitsyn at openjdk.org> wrote:

> Any event posting code except CFLH, ClassPrepare and ClassLoad  events has a conditional return in case if the event is posted during a VTMS transition. The CFLH, ClassPrepare and ClassLoad event posting code has just an assert instead. The ClassPrepare and ClassLoad events also have a conditional return in a case of temporary VTMS transition.
> This update is to align the CFLH, ClassPrepare and ClassLoad events with all other events in this area.
> 
> Testing:
>  - TBD: submit mach5 tiers 1-6

Thank you for review, Chris!

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PR Comment: https://git.openjdk.org/jdk/pull/19054#issuecomment-2093703364