RFR: 8377165: G1: Introduce common G1 GC Mark to collect scoped objects [v2]

[Ivan Walulya]

On Fri, 6 Feb 2026 10:36:44 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

>> Hi all,
>> 
>>   this change factors out the initial scoped objects common to g1 young and full gc into `G1GCMark` to avoid duplication and ordering issues.
>> 
>> All other scoped objects (maybe but `G1HeapPrinterMark`) are specific to the separate collectors. Not sure it is worth commonalizing them.
>> 
>> Testing: gha
>> 
>> Thanks,
>>   Thomas
>
> Thomas Schatzl has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains four commits:
> 
>  - Merge branch 'master' into 8377165-common-gc-mark
>  - * fix whitespace
>  - * fix copyright
>  - 8377165
>    
>    Hi all,
>    
>      this change factors out the initial scoped objects common to g1 young and full gc into `G1GCMark` to avoid duplication and ordering issues.
>    
>    Testing: gha
>    
>    Thanks,
>      Thomas

Still good!

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

Marked as reviewed by iwalulya (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/29568#pullrequestreview-3771945974