--- old/src/hotspot/share/runtime/thread.inline.hpp	Tue Nov 14 13:28:30 2017
+++ new/src/hotspot/share/runtime/thread.inline.hpp	Tue Nov 14 13:28:30 2017
@@ -25,14 +25,11 @@
 #ifndef SHARE_VM_RUNTIME_THREAD_INLINE_HPP
 #define SHARE_VM_RUNTIME_THREAD_INLINE_HPP
 
-#define SHARE_VM_RUNTIME_THREAD_INLINE_HPP_SCOPE
-
 #include "runtime/atomic.hpp"
 #include "runtime/os.inline.hpp"
 #include "runtime/thread.hpp"
+#include "runtime/threadSMR.hpp"
 
-#undef SHARE_VM_RUNTIME_THREAD_INLINE_HPP_SCOPE
-
 inline void Thread::set_suspend_flag(SuspendFlags f) {
   assert(sizeof(jint) == sizeof(_suspend_flags), "size mismatch");
   uint32_t flags;
@@ -89,6 +86,18 @@
   return allocated_bytes;
 }
 
+inline ThreadsList* Thread::cmpxchg_threads_hazard_ptr(ThreadsList* exchange_value, ThreadsList* compare_value) {
+  return (ThreadsList*)Atomic::cmpxchg(exchange_value, &_threads_hazard_ptr, compare_value);
+}
+
+inline ThreadsList* Thread::get_threads_hazard_ptr() {
+  return (ThreadsList*)OrderAccess::load_acquire(&_threads_hazard_ptr);
+}
+
+inline void Thread::set_threads_hazard_ptr(ThreadsList* new_list) {
+  OrderAccess::release_store_fence(&_threads_hazard_ptr, new_list);
+}
+
 inline void JavaThread::set_ext_suspended() {
   set_suspend_flag (_ext_suspended);
 }
@@ -163,4 +172,89 @@
   return _stack_guard_state == stack_guard_enabled;
 }
 
+inline bool JavaThread::is_exiting() const {
+  // Use load-acquire so that setting of _terminated by
+  // JavaThread::exit() is seen more quickly.
+  TerminatedTypes l_terminated = (TerminatedTypes)
+      OrderAccess::load_acquire((volatile jint *) &_terminated);
+  return l_terminated == _thread_exiting || check_is_terminated(l_terminated);
+}
+
+inline bool JavaThread::is_terminated() {
+  // Use load-acquire so that setting of _terminated by
+  // JavaThread::exit() is seen more quickly.
+  TerminatedTypes l_terminated = (TerminatedTypes)
+      OrderAccess::load_acquire((volatile jint *) &_terminated);
+  return check_is_terminated(_terminated);
+}
+
+inline void JavaThread::set_terminated(TerminatedTypes t) {
+  // use release-store so the setting of _terminated is seen more quickly
+  OrderAccess::release_store((volatile jint *) &_terminated, (jint) t);
+}
+
+// special for Threads::remove() which is static:
+inline void JavaThread::set_terminated_value() {
+  // use release-store so the setting of _terminated is seen more quickly
+  OrderAccess::release_store((volatile jint *) &_terminated, (jint) _thread_terminated);
+}
+
+template <class T>
+inline void Threads::threads_do_smr(T *tc, Thread *self) {
+  ThreadsListHandle handle(self);
+  handle.threads_do(tc);
+}
+
+inline ThreadsList* Threads::get_smr_java_thread_list() {
+  return (ThreadsList*)OrderAccess::load_acquire(&_smr_java_thread_list);
+}
+
+inline ThreadsList* Threads::xchg_smr_java_thread_list(ThreadsList* new_list) {
+  return (ThreadsList*)Atomic::xchg(new_list, &_smr_java_thread_list);
+}
+
+inline void Threads::inc_smr_deleted_thread_cnt() {
+  Atomic::inc(&_smr_deleted_thread_cnt);
+}
+
+inline void Threads::update_smr_deleted_thread_time_max(jint new_value) {
+  while (true) {
+    jint cur_value = _smr_deleted_thread_time_max;
+    if (new_value <= cur_value) {
+      // No need to update max value so we're done.
+      break;
+    }
+    if (Atomic::cmpxchg(new_value, &_smr_deleted_thread_time_max, cur_value) == cur_value) {
+      // Updated max value so we're done. Otherwise try it all again.
+      break;
+    }
+  }
+}
+
+inline void Threads::add_smr_deleted_thread_times(jint add_value) {
+  Atomic::add(add_value, &_smr_deleted_thread_times);
+}
+
+inline void Threads::inc_smr_tlh_cnt() {
+  Atomic::inc(&_smr_tlh_cnt);
+}
+
+inline void Threads::update_smr_tlh_time_max(jint new_value) {
+  while (true) {
+    jint cur_value = _smr_tlh_time_max;
+    if (new_value <= cur_value) {
+      // No need to update max value so we're done.
+      break;
+    }
+    if (Atomic::cmpxchg(new_value, &_smr_tlh_time_max, cur_value) == cur_value) {
+      // Updated max value so we're done. Otherwise try it all again.
+      break;
+    }
+  }
+}
+
+inline void Threads::add_smr_tlh_times(jint add_value) {
+  Atomic::add(add_value, &_smr_tlh_times);
+}
+
 #endif // SHARE_VM_RUNTIME_THREAD_INLINE_HPP