[jdk21u-dev] RFR: 8320370: NMT: Change MallocMemorySnapshot to simplify code.

[Thomas Stuefe]

On Mon, 6 May 2024 09:38:18 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to improve NMT initialization and provide cleanliness for other backports.
> 
> Additional testing:
>  - [x] MacOS AArch64 server fastdebug, `runtime/NMT`

Looks fine.

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Marked as reviewed by stuefe (Reviewer).

PR Review: https://git.openjdk.org/jdk21u-dev/pull/552#pullrequestreview-2047650752