RFR: 8296374: Check for young region in G1BarrierSet::invalidate instead of card-by-card check [v2]

Thu Dec 15 13:08:10 UTC 2022

On Thu, 15 Dec 2022 10:39:44 GMT, Ivan Walulya <iwalulya at openjdk.org> wrote:

>> Hi,
>> 
>> Please review this change to young region card checks in G1BarrierSet::invalidate(). A single check should suffice because the MemRegion for invalidation in G1 is either completely in the young gen or not. 
>> 
>> Testing: Tier 1-3
>
> Ivan Walulya has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Albert review

Marked as reviewed by ayang (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/11677