RFR: 8231490: Ugly racy writes to ZipUtils.defaultBuf

Fri Nov 5 12:03:13 UTC 2021

On Wed, 3 Nov 2021 21:46:08 GMT, Eamonn McManus <emcmanus at openjdk.org> wrote:

> This change applies the minimal fix suggested in
> https://bugs.openjdk.java.net/browse/JDK-8231490.
> The bug text suggests possibilities for reworking, but notes that
> this change is enough to fix the data race.
> Adding a regression test is probaby not feasible but we do observe
> that Java TSAN no longer reports a race after the change.

This change seems OK.  I ran mach5 tiers 1-3 and all are clean as well

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PR: https://git.openjdk.java.net/jdk/pull/6242