[S390] replace lock_cpu_hotplug with get_online_cpus

Git commit 86ef5c9a8edd78e6bf92879f32329d89b2d55b5a forgot a few
lock_cpu_hotplug/unlock_cpu_hotplug pairs in arch/s390/kernel/smp.c

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index f66db7185d85ab0af112b9c654b515ad686aa5d2..aa37fa154512eb2323064bf2c9dc7ba44ec6be8e 100644 (file)
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -568,9 +568,9 @@ static void __init smp_detect_cpus(void)
 out:
        kfree(info);
        printk(KERN_INFO "CPUs: %d configured, %d standby\n", c_cpus, s_cpus);
-       lock_cpu_hotplug();
+       get_online_cpus();
        smp_rescan_cpus();
-       unlock_cpu_hotplug();
+       put_online_cpus();
 }
 
 /*
@@ -872,7 +872,7 @@ static ssize_t cpu_configure_store(struct sys_device *dev, const char *buf,
                return -EINVAL;
 
        mutex_lock(&smp_cpu_state_mutex);
-       lock_cpu_hotplug();
+       get_online_cpus();
        rc = -EBUSY;
        if (cpu_online(cpu))
                goto out;
@@ -896,7 +896,7 @@ static ssize_t cpu_configure_store(struct sys_device *dev, const char *buf,
                break;
        }
 out:
-       unlock_cpu_hotplug();
+       put_online_cpus();
        mutex_unlock(&smp_cpu_state_mutex);
        return rc ? rc : count;
 }
@@ -1044,7 +1044,7 @@ static ssize_t rescan_store(struct sys_device *dev, const char *buf,
        int rc;
 
        mutex_lock(&smp_cpu_state_mutex);
-       lock_cpu_hotplug();
+       get_online_cpus();
        newcpus = cpu_present_map;
        rc = smp_rescan_cpus();
        if (rc)
@@ -1057,7 +1057,7 @@ static ssize_t rescan_store(struct sys_device *dev, const char *buf,
        }
        rc = 0;
 out:
-       unlock_cpu_hotplug();
+       put_online_cpus();
        mutex_unlock(&smp_cpu_state_mutex);
        return rc ? rc : count;
 }