RFR: 8282947 JFR: Dump on shutdown live-locks in some conditions

[Markus Grönlund]

On Wed, 25 May 2022 19:08:16 GMT, Erik Gahlin <egahlin at openjdk.org> wrote:

> Could I have a review of PR that fixes a livelock when using /dev/null as dump path.
> 
> Testing: test/jdk/jdk/jfr + tier1

Marked as reviewed by mgronlun (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/8891