On Fri, 2 May 2025 11:13:27 GMT, Per Minborg <pminb...@openjdk.org> wrote:

>> This PR is based on the work of @mernst-github and aims to implement an 
>> _internal_ thread-local 'stack' allocator, which works like a dynamically 
>> sized arena, but with reset functionality to reset the allocated size back 
>> to a certain level. The underlying memory could stay around between calls, 
>> which could improve performance.
>> 
>> Re-allocated segments are not zeroed between allocations.
>
> Per Minborg has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   Cleanup and only create CleanupAction once per thread

Latest version looks good to me as well.

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Marked as reviewed by jvernee (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/24829#pullrequestreview-2811825794

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