RFR: 8373100: Genshen: Control thread can miss allocation failure notification

[Kelvin Nilsen]

On Thu, 4 Dec 2025 20:35:42 GMT, William Kemper <wkemper at openjdk.org> wrote:

> In some cases, the control thread may fail to observe an allocation failure. This results in the thread which failed to allocate waiting forever for the control thread to run a cycle. Depending on which thread fails to allocate, the process may not make progress.

Thanks.

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Marked as reviewed by kdnilsen (Committer).

PR Review: https://git.openjdk.org/jdk/pull/28665#pullrequestreview-3542353932