diff --git a/qemu/target/arm/cpu.c b/qemu/target/arm/cpu.c
index 2a712ada..e7bc8fd7 100644
--- a/qemu/target/arm/cpu.c
+++ b/qemu/target/arm/cpu.c
@@ -660,16 +660,6 @@ static QEMU_UNUSED_FUNC bool arm_cpu_is_big_endian(CPUState *cs)
     return (env->cp15.sctlr_el[cur_el] & SCTLR_EE) != 0;
 }
 
-static inline void set_feature(CPUARMState *env, int feature)
-{
-    env->features |= 1ULL << feature;
-}
-
-static inline void unset_feature(CPUARMState *env, int feature)
-{
-    env->features &= ~(1ULL << feature);
-}
-
 #define ARM_CPUS_PER_CLUSTER 8
 
 static void cpreg_hashtable_data_destroy(gpointer data)
diff --git a/qemu/target/arm/cpu.h b/qemu/target/arm/cpu.h
index 7093fd5f..47614a5c 100644
--- a/qemu/target/arm/cpu.h
+++ b/qemu/target/arm/cpu.h
@@ -691,6 +691,16 @@ typedef struct CPUARMState {
     struct uc_struct *uc;
 } CPUARMState;
 
+static inline void set_feature(CPUARMState *env, int feature)
+{
+    env->features |= 1ULL << feature;
+}
+
+static inline void unset_feature(CPUARMState *env, int feature)
+{
+    env->features &= ~(1ULL << feature);
+}
+
 /**
  * ARMELChangeHookFn:
  * type of a function which can be registered via arm_register_el_change_hook()
diff --git a/qemu/target/arm/cpu64.c b/qemu/target/arm/cpu64.c
index c709809b..934475de 100644
--- a/qemu/target/arm/cpu64.c
+++ b/qemu/target/arm/cpu64.c
@@ -25,16 +25,6 @@
 #include "hw/arm/arm.h"
 #include "sysemu/sysemu.h"
 
-static inline void set_feature(CPUARMState *env, int feature)
-{
-    env->features |= 1ULL << feature;
-}
-
-static inline QEMU_UNUSED_FUNC void unset_feature(CPUARMState *env, int feature)
-{
-    env->features &= ~(1ULL << feature);
-}
-
 #ifndef CONFIG_USER_ONLY
 static uint64_t a57_a53_l2ctlr_read(CPUARMState *env, const ARMCPRegInfo *ri)
 {