src/share/vm/classfile/javaClasses.cpp

rev 8911 : [jfr] enable thread sampling

*** 1045,1055 ****
    }
  }
  
  // Read thread status value from threadStatus field in java.lang.Thread java class.
  java_lang_Thread::ThreadStatus java_lang_Thread::get_thread_status(oop java_thread) {
!   assert(Thread::current()->is_Watcher_thread() || Thread::current()->is_VM_thread() ||
           JavaThread::current()->thread_state() == _thread_in_vm,
           "Java Thread is not running in vm");
    // The threadStatus is only present starting in 1.5
    if (_thread_status_offset > 0) {
      return (java_lang_Thread::ThreadStatus)java_thread->int_field(_thread_status_offset);
--- 1045,1058 ----
    }
  }
  
  // Read thread status value from threadStatus field in java.lang.Thread java class.
  java_lang_Thread::ThreadStatus java_lang_Thread::get_thread_status(oop java_thread) {
!   // Make sure the caller is operating on behalf of the VM or is
!   // running VM code (state == _thread_in_vm).
!   assert(Threads_lock->owned_by_self() || Thread::current()->is_Watcher_thread() ||
!          Thread::current()->is_VM_thread() ||
           JavaThread::current()->thread_state() == _thread_in_vm,
           "Java Thread is not running in vm");
    // The threadStatus is only present starting in 1.5
    if (_thread_status_offset > 0) {
      return (java_lang_Thread::ThreadStatus)java_thread->int_field(_thread_status_offset);