RFR: 8309675: Generational ZGC: compiler/gcbarriers/UnsafeIntrinsicsTest.java fails in nmt_commit

Thu Jun 8 19:21:42 UTC 2023

On Thu, 8 Jun 2023 18:05:46 GMT, Stefan Karlsson <stefank at openjdk.org> wrote:

> The failure happens because we have extra verification code that is incorrect to use when calling the NMT tracking code. 
> 
> The fix is to simply inline the address calculation code *without* the verification code.
> 
> This fixes a tier3 failure. I'm going to run this through more extensive testing but it would be good to get this reviewed.

Thumbs up. Yet another disconnect between NMT virtual memory
modeling versus Z virtual memory modeling?

Did you run the revised test on all Tier3 platforms?

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Marked as reviewed by dcubed (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/14382#pullrequestreview-1470611732
PR Comment: https://git.openjdk.org/jdk/pull/14382#issuecomment-1583202172