diff options
Diffstat (limited to 'drivers/s390/char/sclp_quiesce.c')
| -rw-r--r-- | drivers/s390/char/sclp_quiesce.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/char/sclp_quiesce.c b/drivers/s390/char/sclp_quiesce.c index 83f75774df6022..56fa6916889850 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) { |