RFR: 8312132: Add tracking of multiple address spaces in NMT [v54]

[Johan Sjölen]

On Thu, 2 May 2024 14:11:58 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

>> Yea, at least long term. For me its fine in another RFE too, or if we see a second use for this class. (One possibility I mentioned to StefanK recently was using this class to track zgc memory pages, which is currently done with linked lists).
>> 
>> Up to you, @jdksjolen
>
> We're leaving it as `VMATree`, it's a private name for us NMT developers and we've all seen it and talked about it at this point.

And to clarify: If this gets moved to utilities, then of course the name can be changed. It'd require a lot of other stuff to change also, probably.

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/18289#discussion_r1587716410