diff --git a/arch/s390/include/asm/ctl_reg.h b/arch/s390/include/asm/ctl_reg.h
index 4600453536c2..3bda757317cf 100644
--- a/arch/s390/include/asm/ctl_reg.h
+++ b/arch/s390/include/asm/ctl_reg.h
@@ -55,7 +55,7 @@
 		: "i" (low), "i" (high));				\
 } while (0)
 
-static inline void __ctl_set_bit(unsigned int cr, unsigned int bit)
+static __always_inline void __ctl_set_bit(unsigned int cr, unsigned int bit)
 {
 	unsigned long reg;
 
@@ -64,7 +64,7 @@ static inline void __ctl_set_bit(unsigned int cr, unsigned int bit)
 	__ctl_load(reg, cr, cr);
 }
 
-static inline void __ctl_clear_bit(unsigned int cr, unsigned int bit)
+static __always_inline void __ctl_clear_bit(unsigned int cr, unsigned int bit)
 {
 	unsigned long reg;