hg: jdk-updates/jdk11u: 8207924: serviceability/sa/TestUniverse.java#id0 intermittently fails with assert(get_instanceKlass()->is_loaded()) failed: must be at least loaded

[goetz.lindenmaier at sap.com]

Changeset: 55ba541d7763
Author:    coleenp
Date:      2018-08-11 12:49 -0400
URL:       http://hg.openjdk.java.net/jdk-updates/jdk11u/rev/55ba541d7763

8207924: serviceability/sa/TestUniverse.java#id0 intermittently fails with assert(get_instanceKlass()->is_loaded()) failed: must be at least loaded
Summary: InstanceKlass::implementors() needs the Compile_lock
Reviewed-by: thartmann, eosterlund

! src/hotspot/share/ci/ciInstanceKlass.cpp
! src/hotspot/share/jvmci/jvmciCompilerToVM.cpp
! src/hotspot/share/oops/instanceKlass.cpp
! src/hotspot/share/oops/instanceKlass.hpp