RFR: 8308341: JNI_GetCreatedJavaVMs returns a partially initialized JVM

[Gerard Ziemski]

On Thu, 25 May 2023 05:02:19 GMT, David Holmes <dholmes at openjdk.org> wrote:

> We now track the in-progress and completed states of VM creation and only return a VM from JNI_GetCreatedJavaVMs when there is a fully initialized VM.
> 
> Testing: 
>  - new regression test
>  - tiers 1-3 (sanity)
> 
> Thanks

Looks fine to me.

I have one question though: why wouldn't it be enough to move `vm_created = 1` from where we had it before, down to where we now have `vm_created = COMPLETE` ?

I'm not 100% sure why we need the intermediate step `IN_PROGRESS`

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PR Review: https://git.openjdk.org/jdk/pull/14139#pullrequestreview-1446696175