From: Andrew Morton <akpm@osdl.org>

Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 mm/swap_prefetch.c |    1 +
 1 file changed, 1 insertion(+)

diff -puN mm/swap_prefetch.c~add-include-linux-freezerh-and-move-definitions-from-prefetch mm/swap_prefetch.c
--- a/mm/swap_prefetch.c~add-include-linux-freezerh-and-move-definitions-from-prefetch
+++ a/mm/swap_prefetch.c
@@ -20,6 +20,7 @@
 #include <linux/syscalls.h>
 #include <linux/writeback.h>
 #include <linux/vmstat.h>
+#include <linux/freezer.h>
 
 /*
  * Time to delay prefetching if vm is busy or prefetching unsuccessful. There
_