RFR: 8343840: Rewrite the ObjectMonitor lists [v2]

[Coleen Phillimore]

On Thu, 27 Feb 2025 14:22:02 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> Fredrik Bredberg has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Update after review by David and Coleen.
>
> src/hotspot/share/runtime/objectMonitor.hpp line 46:
> 
>> 44: class ObjectWaiter : public CHeapObj<mtThread> {
>> 45:  public:
>> 46:   enum TStates : uint8_t { TS_UNDEF, TS_READY, TS_RUN, TS_WAIT, TS_ENTER };
> 
> TS_READY looks unused.

Edit: this could be a trivial further PR.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23421#discussion_r1974015687