RFR: 8337217: Port VirtualMemoryTracker to use VMATree [v34]

Gerard Ziemski gziemski at openjdk.org
Tue Mar 4 19:48:16 UTC 2025


On Tue, 4 Mar 2025 11:20:05 GMT, Afshin Zafari <azafari at openjdk.org> wrote:

>> - `VMATree` is used instead of `SortedLinkList` in new class `VirtualMemoryTracker`.
>>  -  A wrapper/helper `RegionTree` is made around VMATree to make some calls easier.
>>  - `find_reserved_region()` is used in 4 cases, it will be removed in further PRs.
>>  - All tier1 tests pass except this https://bugs.openjdk.org/browse/JDK-8335167.
>
> Afshin Zafari has updated the pull request incrementally with one additional commit since the last revision:
> 
>   test cases for doing reserve or commit the same region twice.

LGTM, thanks!

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Marked as reviewed by gziemski (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/20425#pullrequestreview-2658817432


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