RFR: 8315884: New Object to ObjectMonitor mapping [v15]

[Axel Boldt-Christmas]

On Tue, 13 Aug 2024 18:13:30 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

>> Axel Boldt-Christmas has updated the pull request incrementally with two additional commits since the last revision:
>> 
>>  - Remove the last OMWorld references
>>  - Rename omworldtable_work to object_monitor_table_work
>
> src/hotspot/share/runtime/lightweightSynchronizer.cpp line 1194:
> 
>> 1192:     // Recursive lock successful.
>> 1193:     current->inc_held_monitor_count();
>> 1194:     // Clears object monitor cache, because ?
> 
> What does this comment mean?

I probably meant to write something about how x86_32 still uses the cache, so it is important that the CacheSetter clears it here. I'll remove the comment and add one on the CacheSetter explaining why it is necessary.

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PR Review Comment: https://git.openjdk.org/jdk/pull/20067#discussion_r1716414912