s390/cpu hotplug: mask out CPU_TASKS_FROZEN in cu hotplug notifiers

Unify all our cpu hotplug notifiers to mask out the CPU_TASKS_FROZEN
bit, so we don't have to add all the *_FROZEN variant cases to the
notifiers.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 823c5bfecfea..87be1024d91b 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -959,13 +959,11 @@ static int __cpuinit smp_cpu_notify(struct notifier_block *self,
         struct device *s = &c->dev;
         int err = 0;
 
-        switch (action) {
+        switch (action & ~CPU_TASKS_FROZEN) {
         case CPU_ONLINE:
-        case CPU_ONLINE_FROZEN:
                 err = sysfs_create_group(&s->kobj, &cpu_online_attr_group);
                 break;
         case CPU_DEAD:
-        case CPU_DEAD_FROZEN:
                 sysfs_remove_group(&s->kobj, &cpu_online_attr_group);
                 break;
         }