RFR: 8308745: ObjArrayKlass::allocate_objArray_klass may call into java while holding a lock [v3]

[Frederic Parain]

On Thu, 7 Mar 2024 13:21:09 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> This change creates a new sort of native recursive lock that can be held during JNI and Java calls, which can be used for synchronization while creating objArrayKlasses at runtime.
>> 
>> Passes tier1-7.
>
> Coleen Phillimore has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Missed a word.
>  - David's comment fixes.

LGTM

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Marked as reviewed by fparain (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/17739#pullrequestreview-1923623357