[PATCH v2 2/4] ACPI: Update CPU hotplug messages

[Toshi Kani]

Updated CPU hotplug log messages with acpi_pr_<level>(),
dev_<level>() and pr_<level>().  Some messages are also
changed for clarity.

Signed-off-by: Toshi Kani <toshi.kani@xxxxxx>
---
 drivers/acpi/processor_driver.c |   36 +++++++++++++++++++++---------------
 1 files changed, 21 insertions(+), 15 deletions(-)

diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index a6f6bde..40727d9 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -280,7 +280,9 @@ static int acpi_processor_get_info(struct acpi_device *device)
 		/* Declared with "Processor" statement; match ProcessorID */
 		status = acpi_evaluate_object(pr->handle, NULL, NULL, &buffer);
 		if (ACPI_FAILURE(status)) {
-			printk(KERN_ERR PREFIX "Evaluating processor object\n");
+			acpi_pr_err(pr->handle,
+				"Failed to evaluate processor object (0x%x)\n",
+				status);
 			return -ENODEV;
 		}
 
@@ -299,8 +301,9 @@ static int acpi_processor_get_info(struct acpi_device *device)
 		status = acpi_evaluate_integer(pr->handle, METHOD_NAME__UID,
 						NULL, &value);
 		if (ACPI_FAILURE(status)) {
-			printk(KERN_ERR PREFIX
-			    "Evaluating processor _UID [%#x]\n", status);
+			acpi_pr_err(pr->handle,
+				"Failed to evaluate processor _UID (0x%x)\n",
+				status);
 			return -ENODEV;
 		}
 		device_declaration = 1;
@@ -343,7 +346,7 @@ static int acpi_processor_get_info(struct acpi_device *device)
 	if (!object.processor.pblk_address)
 		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No PBLK (NULL address)\n"));
 	else if (object.processor.pblk_length != 6)
-		printk(KERN_ERR PREFIX "Invalid PBLK length [%d]\n",
+		acpi_pr_err(pr->handle, "Invalid PBLK length [%d]\n",
 			    object.processor.pblk_length);
 	else {
 		pr->throttling.address = object.processor.pblk_address;
@@ -430,8 +433,8 @@ static int acpi_cpu_soft_notify(struct notifier_block *nfb,
 			struct cpuidle_driver *idle_driver =
 				cpuidle_get_driver();
 
-			printk(KERN_INFO "Will online and init hotplugged "
-			       "CPU: %d\n", pr->id);
+			pr_info("Will online and init hotplugged CPU: %d\n",
+				pr->id);
 			WARN(acpi_processor_start(pr), "Failed to start CPU:"
 				" %d\n", pr->id);
 			pr->flags.need_hotplug_init = 0;
@@ -496,14 +499,16 @@ static __ref int acpi_processor_start(struct acpi_processor *pr)
 				   &pr->cdev->device.kobj,
 				   "thermal_cooling");
 	if (result) {
-		printk(KERN_ERR PREFIX "Create sysfs link\n");
+		dev_err(&device->dev,
+			"Failed to create sysfs link 'thermal_cooling'\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");
+		dev_err(&pr->cdev->device,
+			"Failed to create sysfs link 'device'\n");
 		goto err_remove_sysfs_thermal;
 	}
 
@@ -565,8 +570,7 @@ static int __cpuinit acpi_processor_add(struct acpi_device *device)
 	 */
 	if (per_cpu(processor_device_array, pr->id) != NULL &&
 	    per_cpu(processor_device_array, pr->id) != device) {
-		printk(KERN_WARNING "BIOS reported wrong ACPI id "
-			"for the processor\n");
+		pr_warn("BIOS reported wrong ACPI id for the processor\n");
 		result = -ENODEV;
 		goto err_free_cpumask;
 	}
@@ -720,7 +724,7 @@ static void acpi_processor_hotplug_notify(acpi_handle handle,
 
 		result = acpi_processor_device_add(handle, &device);
 		if (result) {
-			pr_err(PREFIX "Unable to add the device\n");
+			acpi_pr_err(handle, "Unable to add the device\n");
 			break;
 		}
 
@@ -732,17 +736,19 @@ static void acpi_processor_hotplug_notify(acpi_handle handle,
 				  "received ACPI_NOTIFY_EJECT_REQUEST\n"));
 
 		if (acpi_bus_get_device(handle, &device)) {
-			pr_err(PREFIX "Device don't exist, dropping EJECT\n");
+			acpi_pr_err(handle,
+				"Device don't exist, dropping EJECT\n");
 			break;
 		}
 		if (!acpi_driver_data(device)) {
-			pr_err(PREFIX "Driver data is NULL, dropping EJECT\n");
+			acpi_pr_err(handle,
+				"Driver data is NULL, dropping EJECT\n");
 			break;
 		}
 
 		ej_event = kmalloc(sizeof(*ej_event), GFP_KERNEL);
 		if (!ej_event) {
-			pr_err(PREFIX "No memory, dropping EJECT\n");
+			acpi_pr_err(handle, "No memory, dropping EJECT\n");
 			break;
 		}
 
@@ -852,7 +858,7 @@ static acpi_status acpi_processor_hotadd_init(struct acpi_processor *pr)
 	 * and do it when the CPU gets online the first time
 	 * TBD: Cleanup above functions and try to do this more elegant.
 	 */
-	printk(KERN_INFO "CPU %d got hotplugged\n", pr->id);
+	pr_info("CPU %d got hotplugged\n", pr->id);
 	pr->flags.need_hotplug_init = 1;
 
 	return AE_OK;
-- 
1.7.7.6

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