RFR: Add generations to freeset [v8]
Kelvin Nilsen
kdnilsen at openjdk.org
Thu Apr 20 19:38:39 UTC 2023
On Thu, 20 Apr 2023 17:58:38 GMT, William Kemper <wkemper at openjdk.org> wrote:
>> Kelvin Nilsen has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 207 commits:
>>
>> - Merge remote-tracking branch 'origin' into add-generations-to-freeset
>> - Respond to reviewer feedback
>>
>> Various improvements suggested by reviewers. Mostly improved comments
>> and some minor refactoring.
>> - Add TODO comment for exapnsion of old-gen
>> - Remove debug instrumentation
>> - Merge master
>> - Fix calculation of minimum fill size
>>
>> We were incorrectly using byte size rather than word size.
>> - Fix error in ShenandoahFreeSet usage accounting
>>
>> We were incorrectly increasing used for plab padding. That is
>> old_collector memory and should not affect mutator usage. This commit
>> also includes some refactoring, additional assertions, and additional
>> verification of consistent free-space accounting.
>> - Fix typo in a comment
>> - Fix white space
>> - Merge remote-tracking branch 'GitFarmBranch/add-generations-to-freeset' into add-generations-to-freeset
>> - ... and 197 more: https://git.openjdk.org/shenandoah/compare/016bf071...7319eeeb
>
> src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp line 380:
>
>> 378: bool _upgraded_to_full;
>> 379:
>> 380: bool _has_evacuation_reserve_quantities;
>
> Could we have a description of this new field in the header?
Comment has been added.
-------------
PR Review Comment: https://git.openjdk.org/shenandoah/pull/250#discussion_r1173013134
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