2 files changed, 2 insertions, 2 deletions

diff --git a/drivers/s390/char/sclp_quiesce.c b/drivers/s390/char/sclp_quiesce.c
index 83f75774df60..56fa69168898 100644
--- a/drivers/s390/char/sclp_quiesce.c
+++ b/drivers/s390/char/sclp_quiesce.c
@@ -32,7 +32,7 @@ do_load_quiesce_psw(void * __unused)
         psw_t quiesce_psw;
         int cpu;
 
-        if (atomic_compare_and_swap(-1, smp_processor_id(), &cpuid))
+        if (atomic_cmpxchg(&cpuid, -1, smp_processor_id()) != -1)
                 signal_processor(smp_processor_id(), sigp_stop);
         /* Wait for all other cpus to enter stopped state */
         for_each_online_cpu(cpu) {
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 1efc9f21229e..482e07e388c8 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -65,7 +65,7 @@ static void
 tapeblock_trigger_requeue(struct tape_device *device)
 {
         /* Protect against rescheduling. */
-        if (atomic_compare_and_swap(0, 1, &device->blk_data.requeue_scheduled))
+        if (atomic_cmpxchg(&device->blk_data.requeue_scheduled, 0, 1) != 0)
                 return;
         schedule_work(&device->blk_data.requeue_task);
 }