diff --git a/arch/x86/kernel/signal_32.c b/arch/x86/kernel/signal_32.c
index c2aabeba27a5..0ff8d8750a7d 100644
--- a/arch/x86/kernel/signal_32.c
+++ b/arch/x86/kernel/signal_32.c
@@ -4,29 +4,32 @@
  *  1997-11-28  Modified for POSIX.1b signals by Richard Henderson
  *  2000-06-20  Pentium III FXSR, SSE support by Gareth Hughes
  */
-#include <linux/list.h>
 
-#include <linux/personality.h>
-#include <linux/binfmts.h>
-#include <linux/suspend.h>
-#include <linux/kernel.h>
-#include <linux/ptrace.h>
-#include <linux/signal.h>
-#include <linux/stddef.h>
-#include <linux/unistd.h>
-#include <linux/errno.h>
 #include <linux/sched.h>
-#include <linux/wait.h>
-#include <linux/tracehook.h>
-#include <linux/elf.h>
-#include <linux/smp.h>
 #include <linux/mm.h>
+#include <linux/smp.h>
+#include <linux/kernel.h>
+#include <linux/signal.h>
+#include <linux/errno.h>
+#include <linux/wait.h>
+#include <linux/ptrace.h>
+#include <linux/tracehook.h>
+#include <linux/unistd.h>
+#include <linux/stddef.h>
+#include <linux/personality.h>
+#include <linux/uaccess.h>
 
 #include <asm/processor.h>
 #include <asm/ucontext.h>
-#include <asm/uaccess.h>
 #include <asm/i387.h>
 #include <asm/vdso.h>
+
+#ifdef CONFIG_X86_64
+#include <asm/proto.h>
+#include <asm/ia32_unistd.h>
+#include <asm/mce.h>
+#endif /* CONFIG_X86_64 */
+
 #include <asm/syscall.h>
 #include <asm/syscalls.h>
 
diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c
index 3d54d366ccb2..c52244ac19fc 100644
--- a/arch/x86/kernel/signal_64.c
+++ b/arch/x86/kernel/signal_64.c
@@ -19,17 +19,22 @@
 #include <linux/unistd.h>
 #include <linux/stddef.h>
 #include <linux/personality.h>
-#include <linux/compiler.h>
 #include <linux/uaccess.h>
 
 #include <asm/processor.h>
 #include <asm/ucontext.h>
 #include <asm/i387.h>
+#include <asm/vdso.h>
+
+#ifdef CONFIG_X86_64
 #include <asm/proto.h>
 #include <asm/ia32_unistd.h>
 #include <asm/mce.h>
+#endif /* CONFIG_X86_64 */
+
 #include <asm/syscall.h>
 #include <asm/syscalls.h>
+
 #include "sigframe.h"
 
 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))