Integrated: 8305368: G1 remset chunk claiming may use relaxed memory ordering

Thomas Schatzl tschatzl at openjdk.org
Tue Apr 11 16:09:45 UTC 2023


On Fri, 31 Mar 2023 11:15:48 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

> Hi all,
> 
>   please review this minor change that changes the atomic increment for claiming chunks during scanning remembered sets to use relaxed memory ordering.
> Nothing depends on that, and nothing should. No particular performance improvements (expected; on x86 all atomics are "conservative" anyway).
> 
> Testing: local compilation, gha
> 
> Thanks,
>   Thomas

This pull request has now been integrated.

Changeset: d9db9063
Author:    Thomas Schatzl <tschatzl at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/d9db90636f246488bb9c10fd37daed024ce56267
Stats:     1 line in 1 file changed: 0 ins; 0 del; 1 mod

8305368: G1 remset chunk claiming may use relaxed memory ordering

Reviewed-by: ayang, iwalulya

-------------

PR: https://git.openjdk.org/jdk/pull/13266


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