RFR: 8267842: SIGSEGV in get_current_contended_monitor [v6]

[Martin Doerr]

On Fri, 28 May 2021 13:42:30 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

>> We need a fix for crashes in get_current_contended_monitor due to concurrent modification of memory locations which are not declared volatile. See bug for details.
>
> Martin Doerr has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Improve comments.

Thanks for the reviews!

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PR: https://git.openjdk.java.net/jdk/pull/4224