Index: kernel/generic/include/mm/tlb.h
===================================================================
--- kernel/generic/include/mm/tlb.h	(revision 7be63794741d2fa5437511c31cbfa04303e5bc9d)
+++ kernel/generic/include/mm/tlb.h	(revision d5b9e8d0db718c208ae5e80f1ed56e9201df1a55)
@@ -73,6 +73,6 @@
 extern void tlb_shootdown_ipi_recv(void);
 #else
-#define tlb_shootdown_start(w, x, y, z)	(0)
-#define tlb_shootdown_finalize(i)	((i) = (i));
+#define tlb_shootdown_start(w, x, y, z)	interrupts_disable()	
+#define tlb_shootdown_finalize(i)	(interrupts_restore(i));
 #define tlb_shootdown_ipi_recv()
 #endif /* CONFIG_SMP */