Move the kobj initialization and completion in the sysfs.c and encapsulate the code more.
Signed-off-by: Daniel Lezcano daniel.lezcano@linaro.org --- drivers/cpuidle/cpuidle.c | 4 ---- drivers/cpuidle/sysfs.c | 7 +++++-- 2 files changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index 07c6637..7cf8388 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -399,8 +399,6 @@ static int __cpuidle_register_device(struct cpuidle_device *dev) if (!try_module_get(cpuidle_driver->owner)) return -EINVAL;
- init_completion(&dev->kobj_unregister); - per_cpu(cpuidle_devices, dev->cpu) = dev; list_add(&dev->device_list, &cpuidle_detected_devices); ret = cpuidle_add_sysfs(dev); @@ -416,7 +414,6 @@ static int __cpuidle_register_device(struct cpuidle_device *dev)
err_coupled: cpuidle_remove_sysfs(dev); - wait_for_completion(&dev->kobj_unregister); err_sysfs: list_del(&dev->device_list); per_cpu(cpuidle_devices, dev->cpu) = NULL; @@ -470,7 +467,6 @@ void cpuidle_unregister_device(struct cpuidle_device *dev)
cpuidle_remove_sysfs(dev); list_del(&dev->device_list); - wait_for_completion(&dev->kobj_unregister); per_cpu(cpuidle_devices, dev->cpu) = NULL;
cpuidle_coupled_unregister_device(dev); 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 @@ int cpuidle_add_state_sysfs(struct cpuidle_device *device) 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 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev) 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 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev) void cpuidle_remove_sysfs(struct cpuidle_device *dev) { kobject_put(&dev->kobj); + wait_for_completion(&dev->kobj_unregister); }