RFR: 8369444: JavaFrameAnchor on PPC64 has unnecessary barriers [v2]

[David Briemann]

On Wed, 15 Oct 2025 07:43:21 GMT, David Briemann <dbriemann at openjdk.org> wrote:

>> No hardware barriers are necessary. All members are volatile and the profiler is run from a signal handler and only observers the thread its running on.
>
> David Briemann has updated the pull request incrementally with one additional commit since the last revision:
> 
>   remove whitespace

Thank you both for the reviews!

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PR Comment: https://git.openjdk.org/jdk/pull/27768#issuecomment-3407740882