1 files changed, 2 insertions, 3 deletions

diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 13052a4ed71d..006ed5016eb4 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -590,9 +590,8 @@ static int __init setup_possible_cpus(char *s)
         int pcpus, cpu;
 
         pcpus = simple_strtoul(s, NULL, 0);
-        cpu_possible_map = cpumask_of_cpu(0);
-        for (cpu = 1; cpu < pcpus && cpu < nr_cpu_ids; cpu++)
-                cpu_set(cpu, cpu_possible_map);
+        for (cpu = 0; cpu < pcpus && cpu < nr_cpu_ids; cpu++)
+                set_cpu_possible(cpu, true);
         return 0;
 }
 early_param("possible_cpus", setup_possible_cpus);