--- a/src/hotspot/share/runtime/globals.hpp	Mon Feb 26 10:20:06 2018 -0500
+++ b/src/hotspot/share/runtime/globals.hpp	Mon Feb 26 11:28:05 2018 -0500
@@ -3256,21 +3256,6 @@
   develop(uintx, GCWorkerDelayMillis, 0,                                    \
           "Delay in scheduling GC workers (in milliseconds)")               \
                                                                             \
-  product(intx, DeferThrSuspendLoopCount,     4000,                         \
-          "(Unstable, Deprecated) "                                         \
-          "Number of times to iterate in safepoint loop "                   \
-          "before blocking VM threads ")                                    \
-          range(-1, max_jint-1)                                             \
-                                                                            \
-  product(intx, DeferPollingPageLoopCount,     -1,                          \
-          "(Unsafe,Unstable,Deprecated) "                                   \
-          "Number of iterations in safepoint loop "                         \
-          "before changing safepoint polling page to RO ")                  \
-          range(-1, max_jint-1)                                             \
-                                                                            \
-  product(intx, SafepointSpinBeforeYield, 2000, "(Unstable, Deprecated)")   \
-          range(0, max_intx)                                                \
-                                                                            \
   product(bool, PSChunkLargeArrays, true,                                   \
           "Process large arrays in chunks")                                 \
                                                                             \