RFR: 8265148: StackWatermarkSet being updated during AsyncGetCallTrace

[Erik Österlund]

On Tue, 1 Jun 2021 03:00:23 GMT, Leonid Mesnik <lmesnik at openjdk.org> wrote:

> Let me check with Erik if it makes sense to put more generic comments about the usage of stackwatermark frame processing in RegisterMap, frames etc.  They can't be updated in an arbitrary thread state. It makes sense describe this info in stackwatermarking.

You could say something generic like "StackWatermark can only be used when at points where the stack can be parsed by the GC", or something like that.

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PR: https://git.openjdk.java.net/jdk/pull/4217