RFR: JDK-8269651: ZGC: Optimize away gc locker in mark start
pliden at openjdk.java.net
Wed Jun 30 12:45:02 UTC 2021
On Wed, 30 Jun 2021 11:58:56 GMT, Hamlin Li <mli at openjdk.org> wrote:
> Currently, ZGC involves gc locker in mark-start and relocate-start.
> It seems gc locker in mark-start is not necessary anymore.
> This is to remove this uncessary(??) gc locker before further optimization is discussed.
Sorry, but we can't do this. The GC locker needs to be honored any time the good/bad mask is changed, so both MarkStart and RelocateStart still needs it.
Changes requested by pliden (Reviewer).
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