RFR: 8296419: [REDO] JDK-8295319: pending_cards_at_gc_start doesn't include cards in thread buffers [v2]

[Kim Barrett]

On Wed, 9 Nov 2022 09:03:46 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

>> Kim Barrett has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains six additional commits since the last revision:
>> 
>>  - fix usage of _preserved_marks_set
>>  - rearrange pre-evacuation
>>  - Merge branch 'master' into cards-in-thread-buffers
>>  - retire tlabs before processing thread dcq
>>  - verify empty dirty card logs
>>  - Revert "8296414: [BACKOUT] JDK-8295319: pending_cards_at_gc_start doesn't include cards in thread buffers"
>>    
>>    This reverts commit b847fb687735ae5dff56d12d221556a5218b5bba.
>
> Changes requested by tschatzl (Reviewer).

I've made some adjustments based on @tschatzl suggestion.  (The suggestion didn't work as-is, but it was in the right direction, and just needed a bit of cleaning up.)

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PR: https://git.openjdk.org/jdk/pull/11053