RFR: 8298377: JfrVframeStream causes deadlocks in ZGC

[Erik Österlund]

On Tue, 20 Dec 2022 10:00:06 GMT, Erik Gahlin <egahlin at openjdk.org> wrote:

> > In my proposed solution there is no association to the event type. We just say the stack shouldn't be parsed during stack watermark processing, whatever events might be interested in doing so.
> 
> With your solution, would JFR stack walking be abandoned, or would it continue with the current stack trace once watermark processing is complete?

It would be abandonned, and that is how it works for some other sensitive parts of the VM where we just don't want stack tracing.

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PR: https://git.openjdk.org/jdk/pull/11586