2 files changed, 3 insertions, 2 deletions

diff --git a/kernel/mutex.c b/kernel/mutex.c
index 200407c1502f..a5889fb28ecf 100644
--- a/kernel/mutex.c
+++ b/kernel/mutex.c
@@ -199,7 +199,7 @@ __mutex_lock_common(struct mutex *lock, long state, unsigned int subclass,
                  * memory barriers as we'll eventually observe the right
                  * values at the cost of a few extra spins.
                  */
-                cpu_relax();
+                arch_mutex_cpu_relax();
         }
 #endif
         spin_lock_mutex(&lock->wait_lock, flags);
diff --git a/kernel/sched.c b/kernel/sched.c
index 297d1a0eedb0..fe1c6243d258 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -75,6 +75,7 @@
 
 #include <asm/tlb.h>
 #include <asm/irq_regs.h>
+#include <asm/mutex.h>
 
 #include "sched_cpupri.h"
 #include "workqueue_sched.h"
@@ -4214,7 +4215,7 @@ int mutex_spin_on_owner(struct mutex *lock, struct thread_info *owner)
                 if (task_thread_info(rq->curr) != owner || need_resched())
                         return 0;
 
-                cpu_relax();
+                arch_mutex_cpu_relax();
         }
 
         return 1;