Should have no functional change, beside a tiny fix in error case:
also remove a previously created link.
Signed-off-by: Thomas Renninger <trenn@xxxxxxx>
CC: Len Brown <lenb@xxxxxxxxxx>
CC: linux-acpi@xxxxxxxxxxxxxxx
---
drivers/acpi/processor_driver.c | 93 ++++++++++++++++++++++----------------
1 files changed, 54 insertions(+), 39 deletions(-)
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 7bc141a..546951a 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -442,6 +442,58 @@ static struct notifier_block acpi_cpu_notifier =
.notifier_call = acpi_cpu_soft_notify,
};
+static int __cpuinit acpi_processor_start(struct acpi_processor *pr)
+{
+ struct acpi_device *device = per_cpu(processor_device_array, pr->id);
+ int result = 0;
+
+#ifdef CONFIG_CPU_FREQ
+ acpi_processor_ppc_has_changed(pr, 0);
+#endif
+ acpi_processor_get_throttling_info(pr);
+ acpi_processor_get_limit_info(pr);
+
+
+ if (cpuidle_get_driver() == &acpi_idle_driver)
+ acpi_processor_power_init(pr, device);
+
+ pr->cdev = thermal_cooling_device_register("Processor", device,
+ &processor_cooling_ops);
+ if (IS_ERR(pr->cdev)) {
+ result = PTR_ERR(pr->cdev);
+ goto err_power_exit;
+ }
+
+ dev_dbg(&device->dev, "registered as cooling_device%d\n",
+ pr->cdev->id);
+
+ result = sysfs_create_link(&device->dev.kobj,
+ &pr->cdev->device.kobj,
+ "thermal_cooling");
+ if (result) {
+ printk(KERN_ERR PREFIX "Create sysfs link\n");
+ goto err_thermal_unregister;
+ }
+ result = sysfs_create_link(&pr->cdev->device.kobj,
+ &device->dev.kobj,
+ "device");
+ if (result) {
+ printk(KERN_ERR PREFIX "Create sysfs link\n");
+ goto err_remove_sysfs_thermal;
+ }
+ return 0;
+
+err_remove_sysfs_thermal:
+ sysfs_remove_link(&device->dev.kobj, "thermal_cooling");
+err_thermal_unregister:
+ thermal_cooling_device_unregister(pr->cdev);
+err_power_exit:
+ acpi_processor_power_exit(pr, device);
+
+ return result;
+}
+
+
static int __cpuinit acpi_processor_add(struct acpi_device *device)
{
struct acpi_processor *pr = NULL;
@@ -496,50 +548,13 @@ static int __cpuinit acpi_processor_add(struct acpi_device *device)
result = -EFAULT;
goto err_free_cpumask;
}
-
-#ifdef CONFIG_CPU_FREQ
- acpi_processor_ppc_has_changed(pr, 0);
-#endif
- acpi_processor_get_throttling_info(pr);
- acpi_processor_get_limit_info(pr);
-
-
- if (cpuidle_get_driver() == &acpi_idle_driver)
- acpi_processor_power_init(pr, device);
-
- pr->cdev = thermal_cooling_device_register("Processor", device,
- &processor_cooling_ops);
- if (IS_ERR(pr->cdev)) {
- result = PTR_ERR(pr->cdev);
- goto err_power_exit;
- }
-
- dev_dbg(&device->dev, "registered as cooling_device%d\n",
- pr->cdev->id);
-
- result = sysfs_create_link(&device->dev.kobj,
- &pr->cdev->device.kobj,
- "thermal_cooling");
- if (result) {
- printk(KERN_ERR PREFIX "Create sysfs link\n");
- goto err_thermal_unregister;
- }
- result = sysfs_create_link(&pr->cdev->device.kobj,
- &device->dev.kobj,
- "device");
- if (result) {
- printk(KERN_ERR PREFIX "Create sysfs link\n");
+ result = acpi_processor_start(pr);
+ if (result)
goto err_remove_sysfs;
- }
return 0;
err_remove_sysfs:
- sysfs_remove_link(&device->dev.kobj, "thermal_cooling");
-err_thermal_unregister:
- thermal_cooling_device_unregister(pr->cdev);
-err_power_exit:
- acpi_processor_power_exit(pr, device);
sysfs_remove_link(&device->dev.kobj, "sysdev");
err_free_cpumask:
free_cpumask_var(pr->throttling.shared_cpu_map);
--
1.7.6.1
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