RFR: 8280870: Parallel: Simplify CLD roots claim in Full GC cycle

Albert Mingkun Yang ayang at openjdk.java.net
Fri Jan 28 11:08:45 UTC 2022


On Fri, 28 Jan 2022 10:18:19 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple change around CLD roots claim logic in `MarkFromRootsTask`.
> 
> Test: hotspot_gc

> FWIW, an alternative could be to completely remove the CLD _task_ claiming and let all workers rely on the _CLD_ claiming in CLDToOopClosure/ClassLoaderData::oops_do.

Yes, you are right. Revised.

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PR: https://git.openjdk.java.net/jdk/pull/7265



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