--- a/hotspot/src/share/vm/runtime/os.cpp	Fri May 03 15:51:16 2013 -0700
+++ b/hotspot/src/share/vm/runtime/os.cpp	Mon May 06 11:15:13 2013 -0400
@@ -1457,6 +1457,18 @@
 
   return result;
 }
+
+char* os::reserve_memory(size_t bytes, char* addr, size_t alignment_hint,
+   MEMFLAGS flags) {
+  char* result = pd_reserve_memory(bytes, addr, alignment_hint);
+  if (result != NULL) {
+    MemTracker::record_virtual_memory_reserve((address)result, bytes, CALLER_PC);
+    MemTracker::record_virtual_memory_type((address)result, flags);
+  }
+
+  return result;
+}
+
 char* os::attempt_reserve_memory_at(size_t bytes, char* addr) {
   char* result = pd_attempt_reserve_memory_at(bytes, addr);
   if (result != NULL) {