Integrated: 8374678: ZGC: Convert zForwarding to use Atomic<T>

Mon Jan 26 13:57:02 UTC 2026

On Wed, 14 Jan 2026 08:07:12 GMT, Axel Boldt-Christmas <aboldtch at openjdk.org> wrote:

> Convert usages of AtomicAccess to Atomic<T> in zForwarding.
> 
> `_ref_count` is unused by the SA. There is currently no implementation of Atomic<T> in SA.
> 
> Testing:
>  * GHA
>  * Tier 1-2 with ZGC linux x64 and linux aarch64
>  * Stress tests with ZGC linux x64 and linux aarch64

This pull request has now been integrated.

Changeset: 512f95cf
Author:    Axel Boldt-Christmas <aboldtch at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/512f95cf2632167149e2118853ab4d6d636fe0a3
Stats:     39 lines in 4 files changed: 1 ins; 2 del; 36 mod

8374678: ZGC: Convert zForwarding to use Atomic<T>

Reviewed-by: stefank, eosterlund

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PR: https://git.openjdk.org/jdk/pull/29220