*** old/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/runtime/VM.java	Thu Apr 28 11:48:50 2016
--- new/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/runtime/VM.java	Thu Apr 28 11:48:50 2016

*** 322,333 ****
--- 322,334 ----
         Address releaseAddr = vmVersion.getAddressField("_s_vm_release").getValue();
         vmRelease = CStringUtilities.getString(releaseAddr);
         Address vmInternalInfoAddr = vmVersion.getAddressField("_s_internal_vm_info_string").getValue();
         vmInternalInfo = CStringUtilities.getString(vmInternalInfoAddr);
  
+        Type threadLocalAllocBuffer = db.lookupType("ThreadLocalAllocBuffer");
         CIntegerType intType = (CIntegerType) db.lookupType("int");
!        CIntegerField reserveForAllocationPrefetchField = vmVersion.getCIntegerField("_reserve_for_allocation_prefetch");
!        CIntegerField reserveForAllocationPrefetchField = threadLocalAllocBuffer.getCIntegerField("_reserve_for_allocation_prefetch");
         reserveForAllocationPrefetch = (int)reserveForAllocationPrefetchField.getCInteger(intType);
      } catch (Exception exp) {
         throw new RuntimeException("can't determine target's VM version : " + exp.getMessage());
      }