hg: jdk8u/jdk8u-dev/hotspot: 8215355: Object monitor deadlock with no threads holding the monitor (using jemalloc 5.1)

[sgehwolf at redhat.com]

Changeset: f37c2dd33031
Author:    dholmes
Date:      2019-11-18 23:41 -0500
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/f37c2dd33031

8215355: Object monitor deadlock with no threads holding the monitor (using jemalloc 5.1)
Reviewed-by: rehn, stuefe, dcubed, sspitsyn

! agent/src/share/classes/sun/jvm/hotspot/runtime/JavaThread.java
! src/share/vm/runtime/thread.cpp
! src/share/vm/runtime/thread.hpp