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path: root/drivers/s390/char
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Diffstat (limited to 'drivers/s390/char')
-rw-r--r--drivers/s390/char/sclp_config.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/s390/char/sclp_config.c b/drivers/s390/char/sclp_config.c
index 039b2074db7e..c365110f2dae 100644
--- a/drivers/s390/char/sclp_config.c
+++ b/drivers/s390/char/sclp_config.c
@@ -50,12 +50,12 @@ static void sclp_cpu_capability_notify(struct work_struct *work)
 
 	s390_update_cpu_mhz();
 	pr_info("CPU capability may have changed\n");
-	get_online_cpus();
+	cpus_read_lock();
 	for_each_online_cpu(cpu) {
 		dev = get_cpu_device(cpu);
 		kobject_uevent(&dev->kobj, KOBJ_CHANGE);
 	}
-	put_online_cpus();
+	cpus_read_unlock();
 }
 
 static void __ref sclp_cpu_change_notify(struct work_struct *work)