RFR: 8339369: G1: TestVerificationInConcurrentCycle.java fails with "Missing rem set entry" when using "-XX:G1RSetUpdatingPauseTimePercent=0 -XX:G1UpdateBufferSize=2"

[Thomas Schatzl]

On Tue, 3 Sep 2024 12:12:56 GMT, Ivan Walulya <iwalulya at openjdk.org> wrote:

> Please review this patch to reset the per region cardsets in the later phases of the full-gc.  This ensures that Remset verification can proceed without considering whether the cardsets are combined or not.
> 
> Testing: passes test in the cited in the bug report and Tiers 1-3

lgtm.

The original code basically dropped the remsets to the young gen which failed by uninstalling them (the remaining remset is empty after all).

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Marked as reviewed by tschatzl (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/20835#pullrequestreview-2279294921