RFR: JDK-8276422 Add command-line option to disable finalization

[David Holmes]

On Thu, 18 Nov 2021 07:27:30 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> @stuart-marks not sure I see how anything is different here compared to the existing logic. The `Finalizer` class is explicitly initialized quite early in the init process, but if a preceding class's initialization created an object with a finalizer then that same upcall would be involved.
>
> Do we even have to have a flag on Java side? It looks like these calls are only done as the upcalls from VM, so we might just keep the flag on VM side?

@shipilev not sure what you mean by  "a flag on the Java side". The Java code just queries the VM for the finalization enabled/disabled state and uses that to control things.

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PR: https://git.openjdk.java.net/jdk/pull/6442