RFR: 8296875: Generational ZGC: Refactor loom code [v4]

[Erik Österlund]

On Thu, 17 Nov 2022 11:23:07 GMT, Richard Reingruber <rrich at openjdk.org> wrote:

>> Erik Österlund has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Fix Richard comments
>
> Marked as reviewed by rrich (Reviewer).

Thanks for the review, @reinrich!

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PR: https://git.openjdk.org/jdk/pull/11111