RFR: 8318986: Improve GenericWaitBarrier performance [v2]

[Daniel D. Daugherty]

On Mon, 6 Nov 2023 10:50:58 GMT, Aleksey Shipilev <shade 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.
>
>> 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...

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

PR Comment: https://git.openjdk.org/jdk/pull/16404#issuecomment-1796507913