RFR: 8374677: ZGC: Convert zArray to use Atomic<T>

Mon Jan 26 13:44:35 UTC 2026

On Wed, 14 Jan 2026 07:57:52 GMT, Axel Boldt-Christmas <aboldtch at openjdk.org> wrote:

> Convert usages of AtomicAccess to Atomic<T> in zArray.
> 
> Not sure about `NextType` name. Unclear how we want to name our using type aliases in the ZGC code.
> 
> Testing:
>  * GHA
>  * HotSpot GC tests with ZGC linux x64 and linux aarch64

Thanks for the reviews. Compiled locally with latest master merged.

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PR Comment: https://git.openjdk.org/jdk/pull/29218#issuecomment-3799678837