RFR: 8306767: Concurrent repacking of extra data in MethodData is potentially unsafe [v4]

[Emanuel Peter]

On Fri, 1 Dec 2023 08:46:33 GMT, Tom Rodriguez <never at openjdk.org> wrote:

>> Emanuel Peter has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains five commits:
>> 
>>  - manual merge with master after JDK-8267532
>>  - more locking, still fails tho - WIP
>>  - adding more verification and more locking, WIP
>>  - add locks for jvmci calls to allocate_bci_to_data
>>  - 8306767
>
> Sounds reasonable to me.

Thanks @tkrodriguez @fisk @rwestrel @coleenp for all your help, conversations and suggestions!
One more potentially highly intermittent bug fixed.

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

PR Comment: https://git.openjdk.org/jdk/pull/16840#issuecomment-1910481519