hg: jdk/jdk: 8221121: applications/microbenchmarks are encountering crashes in tier5

[markus.gronlund at oracle.com]

Changeset: d58e1a447d2b
Author:    mgronlun
Date:      2019-05-28 13:28 +0200
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/d58e1a447d2b

8221121: applications/microbenchmarks are encountering crashes in tier5
Reviewed-by: egahlin, dholmes

! src/hotspot/share/jfr/recorder/storage/jfrBuffer.cpp
! src/hotspot/share/jfr/recorder/storage/jfrBuffer.hpp
! src/hotspot/share/jfr/recorder/storage/jfrStorage.cpp