diff --git a/arch/sparc/kernel/kernel.h b/arch/sparc/kernel/kernel.h
index 716158a..2c312a2 100644
--- a/arch/sparc/kernel/kernel.h
+++ b/arch/sparc/kernel/kernel.h
@@ -110,6 +110,9 @@
                                struct sigstack __user *ossptr,
                                unsigned long sp);
 
+/* ptrace_32.c */
+asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
+
 /* windows.c */
 void try_to_clear_window_buffer(struct pt_regs *regs, int who);
 
diff --git a/arch/sparc/kernel/ptrace_32.c b/arch/sparc/kernel/ptrace_32.c
index 896ba7c..a331fdc 100644
--- a/arch/sparc/kernel/ptrace_32.c
+++ b/arch/sparc/kernel/ptrace_32.c
@@ -26,6 +26,8 @@
 #include <asm/uaccess.h>
 #include <asm/cacheflush.h>
 
+#include "kernel.h"
+
 /* #define ALLOW_INIT_TRACING */
 
 /*