RFR: 8314599: [GenShen] Couple adaptive tenuring and generation size budgeting [v3]

[William Kemper]

On Mon, 6 Oct 2025 22:55:22 GMT, Kelvin Nilsen <kdnilsen at openjdk.org> wrote:

>> William Kemper has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Fix windows build more
>
> src/hotspot/share/gc/shenandoah/shenandoahGenerationalHeap.cpp line 305:
> 
>> 303:       }
>> 304:       // else, we leave copy equal to nullptr, signaling a promotion failure below if appropriate.
>> 305:       // We choose not to promote objects smaller than PLAB::min_size() by way of shared allocations, as this is too
> 
> I think this comment describes original behavior.  With new behavior, comment should say PLAB::max_size()

Indeed.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27632#discussion_r2411239567