[PATCH] Fix ia64 flush_tlb_page build error

Fix ia64 build error: implicit declaration of function `flush_tlb_page'
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

mm/mempolicy.c

@@ -75,6 +75,7 @@
 #include <linux/init.h>
 #include <linux/compat.h>
 #include <linux/mempolicy.h>
+#include <asm/tlbflush.h>
 #include <asm/uaccess.h>
 
 static kmem_cache_t *policy_cache;