RFR: 8345294: test/jdk/java/lang/Thread/virtual/RetryMonitorEnterWhenPinned.java timeout with JTREG_TEST_THREAD_FACTORY=Virtual

[Viktor Klang]

On Wed, 4 Dec 2024 14:03:58 GMT, Doug Lea <dl at openjdk.org> wrote:

> Accommodate compensations when checking for missed signals; add a better test for this.

src/java.base/share/classes/java/util/concurrent/ForkJoinPool.java line 2016:

> 2014:                 return awaitWork(w, p);       // block, drop, or exit
> 2015:             if ((q = qs[k & (n - 1)]) == null)
> 2016:                 Thread.onSpinWait();          // interleave spins and rechecks

Suggestion:

                Thread.onSpinWait();

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PR Review Comment: https://git.openjdk.org/jdk/pull/22543#discussion_r1869859085