diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index adb346b70166..481d7a83efc6 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -7,6 +7,7 @@
  *		 Denis Joseph Barrow,
  */
 
+#include <linux/elf-randomize.h>
 #include <linux/compiler.h>
 #include <linux/cpu.h>
 #include <linux/sched.h>
diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c
index 90a418d5c280..de7451065c34 100644
--- a/arch/s390/kernel/processor.c
+++ b/arch/s390/kernel/processor.c
@@ -6,6 +6,7 @@
 #define KMSG_COMPONENT "cpu"
 #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
 
+#include <linux/cpufeature.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/seq_file.h>
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index 45c4daa49930..f4e5286a1e3e 100644
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -22,6 +22,7 @@
  * Started by Ingo Molnar <mingo@elte.hu>
  */
 
+#include <linux/elf-randomize.h>
 #include <linux/personality.h>
 #include <linux/mm.h>
 #include <linux/mman.h>