cpuidle / sysfs: move kobj initialization in the syfs file
Move the kobj initialization and completion in the sysfs.c
and encapsulate the code more.
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index 84e6285..ed87399 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -374,8 +374,8 @@
kobj->state_usage = &device->states_usage[i];
init_completion(&kobj->kobj_unregister);
- ret = kobject_init_and_add(&kobj->kobj, &ktype_state_cpuidle, &device->kobj,
- "state%d", i);
+ ret = kobject_init_and_add(&kobj->kobj, &ktype_state_cpuidle,
+ &device->kobj, "state%d", i);
if (ret) {
kfree(kobj);
goto error_state;
@@ -413,6 +413,8 @@
struct device *cpu_dev = get_cpu_device((unsigned long)dev->cpu);
int error;
+ init_completion(&dev->kobj_unregister);
+
error = kobject_init_and_add(&dev->kobj, &ktype_cpuidle, &cpu_dev->kobj,
"cpuidle");
if (!error)
@@ -427,4 +429,5 @@
void cpuidle_remove_sysfs(struct cpuidle_device *dev)
{
kobject_put(&dev->kobj);
+ wait_for_completion(&dev->kobj_unregister);
}