diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c
index e146bafcd14fb11459e60f1db77549502b22644e..2aa9438361bcb99a75ac7369dd0c1c2ea8ba5997 100644
--- a/arch/sh/kernel/vsyscall/vsyscall.c
+++ b/arch/sh/kernel/vsyscall/vsyscall.c
@@ -17,6 +17,7 @@
 #include <linux/gfp.h>
 #include <linux/module.h>
 #include <linux/elf.h>
+#include <linux/sched.h>
 
 /*
  * Should the kernel map a VDSO page into processes and pass its