RFR: 8373867: Improve robustness of Attach API for finding tmp directory [v5]

[Yasumasa Suenaga]

On Sun, 18 Jan 2026 05:52:02 GMT, Jaikiran Pai <jpai at openjdk.org> wrote:

>> I filled CSR: https://bugs.openjdk.org/browse/JDK-8375582
>> 
>> I've already created [draft PR](https://github.com/openjdk/jdk/pull/29289). I will promote it to regular PR when the CSR is approved.
>
> Hello @YaSuenag, the PR to add `@since 27` doesn't have to wait for the CSR. In fact, it would be good to have that `@since` change integrated soon to address the `test/jdk/tools/sincechecker/modules/jdk.attach/JdkAttachCheckSince.java` test that has been failing regularly in the CI.

I marked RFR to #29289 for adding `@since 27`. I think it is trivial change.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28867#discussion_r2702186997