RFR: 8303134: JFR: Missing stack trace during chunk rotation stress [v4]

[Erik Gahlin]

On Mon, 10 Jul 2023 17:25:23 GMT, Markus Grönlund <mgronlun at openjdk.org> wrote:

>> Greetings,
>> 
>> please help review this fix for some problematic situations in JFR where data can be lost. Most problems originate from writing event data in the wrong epoch due to safepointing. Detailed information about the changes is in the JIRA issue.
>> 
>> Testing: jdk_jfr, stress testing.
>> 
>> Thanks
>> Markus
>
> Markus Grönlund has updated the pull request incrementally with one additional commit since the last revision:
> 
>   commentary

Looks good, but the intrinsics need to be reviewed by the compiler team.

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Marked as reviewed by egahlin (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/14761#pullrequestreview-1522693975