[jdk17u-dev] RFR: 8305670: Performance regression in LockSupport.unpark with lots of idle threads

[Goetz Lindenmaier]

On Thu, 20 Jul 2023 12:22:34 GMT, Goetz Lindenmaier <goetz at openjdk.org> wrote:

> I backport this for parity with 17.0.9-oracle.
> 
> I had to resolve one chunk due to NULL/nullptr differences.

GHA failures: known riscv issue.
aarch64: fixpath.sh: line 413:  1742 Segmentation fault      "$command" "${collected_args[@]}"
will trigger new run when fixing the empty line ...

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PR Comment: https://git.openjdk.org/jdk17u-dev/pull/1604#issuecomment-1644996416