RFR: 8264146 Make Mutex point to rather than embed _name

[David Holmes]

On Wed, 24 Mar 2021 19:43:43 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

> This change removes the code that copies the name of a Mutex into a 64 char embedded array.
> Tested with tier1 and performance tests on linux - startup/footprint , specjbb2015, dacapo and javac.

LGTM!

I added some history to the bug report.

Thanks,
David

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Marked as reviewed by dholmes (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/3179