RFR: 8327647: Occasional SIGSEGV in markWord::displaced_mark_helper() for SPECjvm2008 sunflow [v4]

Tue Apr 23 19:55:31 UTC 2024

On Tue, 23 Apr 2024 15:32:19 GMT, Andrew Haley <aph at openjdk.org> wrote:

> And on the reading side, we'll need two load fences. If that total order is more than is necessary, OK.

On the read side, I don't think we read _get_code or _put_code for the fast bytecode path, so that's why there is only one barrier needed.

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PR Comment: https://git.openjdk.org/jdk/pull/18477#issuecomment-2073318233