*** old/src/hotspot/share/services/attachListener.cpp	Thu Apr  5 12:03:38 2018
--- new/src/hotspot/share/services/attachListener.cpp	Thu Apr  5 12:03:38 2018

*** 273,285 ****
--- 273,285 ----
      return JNI_ERR;
    }
  
    FormatBuffer<80> err_msg("%s", "");
  
!   int ret = WriteableFlags::set_flag(op->arg(0), op->arg(1), JVMFlag::ATTACH_ON_DEMAND, err_msg);
!   if (ret != JVMFlag::SUCCESS) {
!     if (ret == Flag::NON_WRITABLE) {
!     if (ret == JVMFlag::NON_WRITABLE) {
        // if the flag is not manageable try to change it through
        // the platform dependent implementation
        return AttachListener::pd_set_flag(op, out);
      } else {
        out->print_cr("%s", err_msg.buffer());

*** 296,306 ****
--- 296,306 ----
    const char* name = NULL;
    if ((name = op->arg(0)) == NULL) {
      out->print_cr("flag name is missing");
      return JNI_ERR;
    }
!   JVMFlag* f = JVMFlag::find_flag((char*)name, strlen(name));
    if (f) {
      f->print_as_flag(out);
      out->cr();
    } else {
      out->print_cr("no such flag '%s'", name);