RFR: 8212107: VMThread issues and cleanup [v2]

[Robbin Ehn]

On Wed, 23 Sep 2020 07:29:32 GMT, David Holmes <dholmes at openjdk.org> wrote:

> This generally looks good. Mapping between the old way and the new way is a little tricky but I think I made all the
> connections. One thing I did notice is that it seems that nested VM operations are now restricted to a nesting depth of
> one - is that correct? (And the code could be a lot simpler if nesting was not needed. :) ). A couple of minor
> comments/suggestions below. Thanks.
> David

Hi, David.

The support should be the same as before the previous operation is stored on stack while we change to the nested
operation. I don't see what would be different from before?

Thanks, Robbin

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PR: https://git.openjdk.java.net/jdk/pull/228