--- a/hotspot/src/share/vm/classfile/javaClasses.cpp	Tue Jun 21 09:19:53 2016 +0200
+++ b/hotspot/src/share/vm/classfile/javaClasses.cpp	Tue Jun 21 12:09:36 2016 +0200
@@ -1377,7 +1377,6 @@
 int java_lang_ThreadGroup::_maxPriority_offset = 0;
 int java_lang_ThreadGroup::_destroyed_offset = 0;
 int java_lang_ThreadGroup::_daemon_offset = 0;
-int java_lang_ThreadGroup::_vmAllowSuspension_offset = 0;
 int java_lang_ThreadGroup::_nthreads_offset = 0;
 int java_lang_ThreadGroup::_ngroups_offset = 0;
 
@@ -1435,11 +1434,6 @@
   return java_thread_group->bool_field(_daemon_offset) != 0;
 }
 
-bool java_lang_ThreadGroup::is_vmAllowSuspension(oop java_thread_group) {
-  assert(java_thread_group->is_oop(), "thread group must be oop");
-  return java_thread_group->bool_field(_vmAllowSuspension_offset) != 0;
-}
-
 void java_lang_ThreadGroup::compute_offsets() {
   assert(_parent_offset == 0, "offsets should be initialized only once");
 
@@ -1452,7 +1446,6 @@
   compute_offset(_maxPriority_offset, k, vmSymbols::maxPriority_name(), vmSymbols::int_signature());
   compute_offset(_destroyed_offset,   k, vmSymbols::destroyed_name(),   vmSymbols::bool_signature());
   compute_offset(_daemon_offset,      k, vmSymbols::daemon_name(),      vmSymbols::bool_signature());
-  compute_offset(_vmAllowSuspension_offset, k, vmSymbols::vmAllowSuspension_name(), vmSymbols::bool_signature());
   compute_offset(_nthreads_offset,    k, vmSymbols::nthreads_name(),    vmSymbols::int_signature());
   compute_offset(_ngroups_offset,     k, vmSymbols::ngroups_name(),     vmSymbols::int_signature());
 }

--- a/hotspot/src/share/vm/classfile/javaClasses.hpp	Tue Jun 21 09:19:53 2016 +0200
+++ b/hotspot/src/share/vm/classfile/javaClasses.hpp	Tue Jun 21 12:09:36 2016 +0200
@@ -413,7 +413,6 @@
   static int _maxPriority_offset;
   static int _destroyed_offset;
   static int _daemon_offset;
-  static int _vmAllowSuspension_offset;
   static int _nthreads_offset;
   static int _ngroups_offset;
 
@@ -439,8 +438,6 @@
   static bool is_destroyed(oop java_thread_group);
   // Daemon
   static bool is_daemon(oop java_thread_group);
-  // vmAllowSuspension
-  static bool is_vmAllowSuspension(oop java_thread_group);
   // Debugging
   friend class JavaClasses;
 };

--- a/hotspot/src/share/vm/classfile/vmSymbols.hpp	Tue Jun 21 09:19:53 2016 +0200
+++ b/hotspot/src/share/vm/classfile/vmSymbols.hpp	Tue Jun 21 12:09:36 2016 +0200
@@ -354,7 +354,6 @@
   template(groups_name,                               "groups")                                   \
   template(maxPriority_name,                          "maxPriority")                              \
   template(destroyed_name,                            "destroyed")                                \
-  template(vmAllowSuspension_name,                    "vmAllowSuspension")                        \
   template(nthreads_name,                             "nthreads")                                 \
   template(ngroups_name,                              "ngroups")                                  \
   template(shutdown_method_name,                      "shutdown")                                 \