1 files changed, 4 insertions, 3 deletions

diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index 0101aeef7ed7..b7350bbfb076 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -62,8 +62,7 @@ static int stopmachine(void *cpu)
                  * help our sisters onto their CPUs. */
                 if (!prepared && !irqs_disabled)
                         yield();
-                else
-                        cpu_relax();
+                cpu_relax();
         }
 
         /* Ack: we are exiting. */
@@ -106,8 +105,10 @@ static int stop_machine(void)
         }
 
         /* Wait for them all to come to life. */
-        while (atomic_read(&stopmachine_thread_ack) != stopmachine_num_threads)
+        while (atomic_read(&stopmachine_thread_ack) != stopmachine_num_threads) {
                 yield();
+                cpu_relax();
+        }
 
         /* If some failed, kill them all. */
         if (ret < 0) {