diff --git a/opal/memory/memory.c b/opal/memory/memory.c
index c2fb293795..4bdd715b36 100644
--- a/opal/memory/memory.c
+++ b/opal/memory/memory.c
@@ -52,7 +52,6 @@ static int have_been_called = 0;
 int
 opal_mem_free_init(void)
 {
-    void *tmp;
     OBJ_CONSTRUCT(&callback_list, opal_list_t);
     opal_atomic_init(&callback_lock, OPAL_ATOMIC_UNLOCKED);
 
@@ -61,19 +60,6 @@ opal_mem_free_init(void)
     run_callbacks = false;
     opal_atomic_mb();
 
-    /* make sure things actually work - map then unmap a page */
-    tmp = mmap(0, 1, PROT_READ|PROT_WRITE, MAP_ANON, -1, 0);
-    munmap(tmp, 1);
-    if (0 == have_been_called) {
-        if (have_free_support) {
-            opal_output(0, "WARNING: free() and munmap() hooks inoperative"
-                        "disabling memory hooks.  This");
-            opal_output(0, "WARNING: may cause performance degredation.");
-        } 
-
-        have_free_support = false;
-    }
-
     return OMPI_SUCCESS;
 }