diff --git a/arch/um/kernel/skas/process.c b/arch/um/kernel/skas/process.c
index 2a69a7c..48051a9 100644
--- a/arch/um/kernel/skas/process.c
+++ b/arch/um/kernel/skas/process.c
@@ -145,7 +145,7 @@
 
 extern void start_kernel(void);
 
-static int start_kernel_proc(void *unused)
+static int __init start_kernel_proc(void *unused)
 {
 	int pid;
 
@@ -165,7 +165,7 @@
 
 extern char cpu0_irqstack[];
 
-int start_uml_skas(void)
+int __init start_uml_skas(void)
 {
 	stack_protections((unsigned long) &cpu0_irqstack);
 	set_sigstack(cpu0_irqstack, THREAD_SIZE);