Index: kernel/generic/include/mm/tlb.h
===================================================================
--- kernel/generic/include/mm/tlb.h	(revision 908bb9645ed022f8ccdcdfd80a4b312d622b76e9)
+++ kernel/generic/include/mm/tlb.h	(revision ddfd158d3d5567c186f2c743e55f2f9770d18ed5)
@@ -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 */