1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 2f1544e83042..d09b1345a3a1 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -83,6 +83,9 @@ struct per_cpu_pages {
 
 struct per_cpu_pageset {
         struct per_cpu_pages pcp[2];    /* 0: hot.  1: cold */
+#ifdef CONFIG_NUMA
+        s8 expire;
+#endif
 #ifdef CONFIG_SMP
         s8 stat_threshold;
         s8 vm_stat_diff[NR_VM_ZONE_STAT_ITEMS];