diff --git a/mm/percpu.c b/mm/percpu.c
index ef6353f0adbd..1c784df3bdfe 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -68,6 +68,7 @@
 #include <linux/vmalloc.h>
 #include <linux/workqueue.h>
 #include <linux/kmemleak.h>
+#include <linux/sched.h>
 
 #include <asm/cacheflush.h>
 #include <asm/sections.h>