diff -r 883a1a80a6dc -r 96ce82319e82 src/hotspot/share/services/threadService.hpp
--- a/src/hotspot/share/services/threadService.hpp	Wed Jan 02 10:35:33 2019 -0500
+++ b/src/hotspot/share/services/threadService.hpp	Fri Dec 21 10:19:15 2018 +0100
@@ -90,7 +90,7 @@
   static bool is_thread_cpu_time_enabled()    { return _thread_cpu_time_enabled; }
 
   static bool set_thread_allocated_memory_enabled(bool flag);
-  static bool is_thread_allocated_memory_enabled() { return _thread_cpu_time_enabled; }
+  static bool is_thread_allocated_memory_enabled() { return _thread_allocated_memory_enabled; }
 
   static jlong get_total_thread_count()       { return _total_threads_count->get_value(); }
   static jlong get_peak_thread_count()        { return _peak_threads_count->get_value(); }