RFR: 8304147: JVM crash during shutdown when dumping dynamic archive [v2]

[David Holmes]

On Fri, 24 Mar 2023 18:40:28 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> David Holmes has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 12 additional commits since the last revision:
>> 
>>  - Restore comment to as it was pre JDK-8266770
>>  - Update test to removing debugging code
>>  - Merge branch 'master' into 8304147-dynamic-dump
>>  - Update test comments
>>  - Phase 4: remove unused methods and adjust dump_for_jcmd
>>  - Missed removing the check at the dump_at_exit callsite.
>>  - Phase 3: Consolidate code into a new dump_at_exit that combines check, prepare and dump in one.
>>    Minor tweak to test.
>>  - Merge branch '8304147-test-only' into 8304147-dynamic-dump
>>  - Initial test
>>  - Phase 2: Move the dump to immediately after the prepare_for_dump
>>  - ... and 2 more: https://git.openjdk.org/jdk/compare/e6079399...518f5409
>
> This is a very nice simplification of the JVM exit paths. I had a few minor comments.

Thanks for the review @coleenp  - all comments now addressed.

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PR Comment: https://git.openjdk.org/jdk/pull/13134#issuecomment-1484498790