RFR: 8318986: Improve GenericWaitBarrier performance [v2]

[Aleksey Shipilev]

On Mon, 6 Nov 2023 21:20:03 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

>>> I think this is good for review. The reproducer that used to hang/fail on assert is now passing. `tier1 tier2 tier3` are all passing. I am running more tests overnight.
>> 
>> Testing seems all good. I'll leave the `Linux` -> `Generic` switch in this PR, until the very last moment before integration to keep testing more easily.
>
> @shipilev - I'm glad that:
> 
> vmTestbase/nsk/monitoring/ThreadInfo/isSuspended/issuspended002.java
> 
> has proven to useful. I had been thinking about removing it from my weekly stress
> kit runs since it has been a long time since I've seen a failure flushed out by that
> test running the stress config. I think I'll keep it around for longer...

All right! Any other reviewers for this? @dcubed-ojdk, @dholmes-ora, maybe?

-------------

PR Comment: https://git.openjdk.org/jdk/pull/16404#issuecomment-1803333889