RFR: bad oop with JvmtiVTMSTransitionDisabler [v2]

[Alan Bateman]

On Thu, 24 Apr 2025 12:59:30 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

> Can you run this code with -XX:+CheckUnhandledOops and see if there are more?

It was a test run with -XX:+CheckUnhandledOops that caught these issues, the tests are now passing with the changes here, so I think it allows the prototyping work continue.

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PR Comment: https://git.openjdk.org/loom/pull/217#issuecomment-2827566150