RFR: 8370578: SystemMapTest.java#normal fails intermittendly on macOS aarch64

Wed Oct 29 16:08:16 UTC 2025

On Tue, 28 Oct 2025 20:28:10 GMT, Simon Tooke <stooke at openjdk.org> wrote:

> This PR addresses [JDK-8370578](https://bugs.openjdk.org/browse/JDK-8370578)  
> 
> Under certain circumstances, OpenJDK on macOS maps the hsperf segment private instead of shared; one of those cases is hit during the tier1 tests, which test for that.  
> 
> This PR allows for shared or private mapping; the purpose of the intermittently failing test is to test System.map implementation, not JDK internals.

Arguably, this is simple enough to fall under the trivial rule, but lets wait for other reviewers a bit.

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PR Comment: https://git.openjdk.org/jdk/pull/28025#issuecomment-3462476014