RFR: 8375971: G1: Convert G1EvacStats to use Atomic<T> [v2]

[Ivan Walulya]

On Fri, 23 Jan 2026 08:34:48 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

>> Hi all,
>> 
>>   please review this change that moves `G1EvacStats` to use `Atomic<T>`.
>> 
>> Testing: gha
>> 
>> Thanks,
>>   Thomas
>
> Thomas Schatzl has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - * reformatting, avoid long lines
>  - * fix compilation

Marked as reviewed by iwalulya (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/29341#pullrequestreview-3697167999