RFR: 8337511: Implement JEP 404: Generational Shenandoah (Experimental) [v6]

[Aleksey Shipilev]

On Sat, 16 Nov 2024 17:54:01 GMT, Kelvin Nilsen <kdnilsen at openjdk.org> wrote:

>> I think it's here for the same reason `propagate_gc_state_to_java_threads` is here. Having it here makes it easier to see that this critical synchronization step happens for every safepoint.
>
> I'm inclined to leave as is, not wanting to disrupt stability of code that is known to be working.  But if there is strong preference otherwise, we can make a change...

OK, but file a bug for it to clean up.

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

PR Review Comment: https://git.openjdk.org/jdk/pull/21273#discussion_r1852524191