RFR: 8354310: JFR: Inconsistent metadata in ZPageAllocation [v2]

[Erik Gahlin]

On Thu, 10 Apr 2025 19:04:44 GMT, Joel Sikström <jsikstro at openjdk.org> wrote:

>> Hello,
>> 
>> This PR fixes JFR metadata for ZPageAllocation after [JDK-8350441](https://bugs.openjdk.org/browse/JDK-8350441).
>
> Joel Sikström has updated the pull request incrementally with one additional commit since the last revision:
> 
>   stefank feedback

Marked as reviewed by egahlin (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/24578#pullrequestreview-2760178703