RFR: 8308000: add PopFrame support for virtual threads

[Serguei Spitsyn]

On Wed, 17 May 2023 09:08:32 GMT, Serguei Spitsyn <sspitsyn at openjdk.org> wrote:

>> src/hotspot/share/prims/jvmtiEnv.cpp line 1896:
>> 
>>> 1894:     }
>>> 1895:   } else {
>>> 1896:     if (java_thread != current_thread && !java_thread->is_suspended() &&
>> 
>> This branch checks the state when the thread is platform OR current, that logic seems a little bit messy. Would not be better to clearly separate virtual and platform threads verification? (Also, it is unclear,  we need to check platform threads here now).
>> Might be some comments are needed?
>
> You are right, thanks. Fixed now.

Good comment, thanks.But, please, see previous answer (fixed now).

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PR Review Comment: https://git.openjdk.org/jdk/pull/14002#discussion_r1196198599