diff -r f2110083203d -r a837fa3d3f86 src/share/vm/memory/cardTableModRefBS.cpp
--- a/src/share/vm/memory/cardTableModRefBS.cpp	Mon Jun 10 11:30:51 2013 +0200
+++ b/src/share/vm/memory/cardTableModRefBS.cpp	Thu Jun 13 11:16:38 2013 -0700
@@ -110,11 +110,8 @@
   jbyte* guard_card = &_byte_map[_guard_index];
   uintptr_t guard_page = align_size_down((uintptr_t)guard_card, _page_size);
   _guard_region = MemRegion((HeapWord*)guard_page, _page_size);
-  if (!os::commit_memory((char*)guard_page, _page_size, _page_size)) {
-    // Do better than this for Merlin
-    vm_exit_out_of_memory(_page_size, OOM_MMAP_ERROR, "card table last card");
-  }
-
+  os::commit_memory_or_exit((char*)guard_page, _page_size, _page_size,
+                            !ExecMem, "card table last card");
   *guard_card = last_card;
 
    _lowest_non_clean =
@@ -312,12 +309,9 @@
         MemRegion(cur_committed.end(), new_end_for_commit);
 
       assert(!new_committed.is_empty(), "Region should not be empty here");
-      if (!os::commit_memory((char*)new_committed.start(),
-                             new_committed.byte_size(), _page_size)) {
-        // Do better than this for Merlin
-        vm_exit_out_of_memory(new_committed.byte_size(), OOM_MMAP_ERROR,
-                "card table expansion");
-      }
+      os::commit_memory_or_exit((char*)new_committed.start(),
+                                new_committed.byte_size(), _page_size,
+                                !ExecMem, "card table expansion");
     // Use new_end_aligned (as opposed to new_end_for_commit) because
     // the cur_committed region may include the guard region.
     } else if (new_end_aligned < cur_committed.end()) {