(13) RFR (XS): 8226917: jvmti/scenarios/contention/TC04/tc04t001/TestDescription.java fails on jvmti->InterruptThread (JVMTI_ERROR_THREAD_NOT_ALIVE)

[gary.adams at oracle.com]

Looks good to me.

On 6/28/19 2:09 PM, serguei.spitsyn at oracle.com wrote:
> Please, review a test bug fix for:
> https://bugs.openjdk.java.net/browse/JDK-8226917
>
> Webrev:
> http://cr.openjdk.java.net/~sspitsyn/webrevs/2019/8226917-mon-events-correction2.1/ 
>
>
>
> Summary:
>   One more fragment in the native agent was overlooked and is not 
> needed anymore
>   after the fix of JDK-8223736 which implemented more reliable sync 
> approach.
>   The error code JVMTI_ERROR_THREAD_NOT_ALIVE started to be seen because
>   the sleep timeout changed to be shorter. Now, the thread holding the 
> monitor
>   is able to notice the enterEventsCount was increased by the 
> MonitorContendedEnter
>   event callback and finish before the callback attempts to interrupt 
> it with the
>   JVMTI InterruptThread.
>
>
> Testing:
>   A mach5 submission is in progress.
>
> Thanks,
> Serguei