From patchwork Tue Nov 20 20:44:51 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Toshi Kani X-Patchwork-Id: 1775601 Return-Path: X-Original-To: patchwork-linux-acpi@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 393DEDFF38 for ; Tue, 20 Nov 2012 20:54:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753430Ab2KTUxi (ORCPT ); Tue, 20 Nov 2012 15:53:38 -0500 Received: from g6t0186.atlanta.hp.com ([15.193.32.63]:27962 "EHLO g6t0186.atlanta.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752958Ab2KTUxg (ORCPT ); Tue, 20 Nov 2012 15:53:36 -0500 Received: from g5t0029.atlanta.hp.com (g5t0029.atlanta.hp.com [16.228.8.141]) by g6t0186.atlanta.hp.com (Postfix) with ESMTP id 8A4622C36C; Tue, 20 Nov 2012 20:53:35 +0000 (UTC) Received: from misato.fc.hp.com (misato.fc.hp.com [16.71.12.41]) by g5t0029.atlanta.hp.com (Postfix) with ESMTP id F036A202DA; Tue, 20 Nov 2012 20:53:34 +0000 (UTC) From: Toshi Kani To: linux-acpi@vger.kernel.org, rjw@sisk.pl, lenb@kernel.org Cc: linux-kernel@vger.kernel.org, joe@perches.com, bhelgaas@google.com, isimatu.yasuaki@jp.fujitsu.com, vijaymohan.pandarathil@hp.com, Toshi Kani Subject: [PATCH v6 2/5] ACPI: Update CPU hotplug error messages Date: Tue, 20 Nov 2012 13:44:51 -0700 Message-Id: <1353444294-25575-3-git-send-email-toshi.kani@hp.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1353444294-25575-1-git-send-email-toshi.kani@hp.com> References: <1353444294-25575-1-git-send-email-toshi.kani@hp.com> Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Updated CPU hotplug error messages with acpi_handle_(), dev_() and pr_(). Modified some messages for clarity. Added error status / id info to the messages where needed. Signed-off-by: Toshi Kani Tested-by: Vijay Mohan Pandarathil --- drivers/acpi/processor_driver.c | 39 ++++++++++++++++++++++++--------------- 1 file changed, 24 insertions(+), 15 deletions(-) diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index 8cc33d0..e83311b 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -44,6 +44,7 @@ #include #include #include +#include #include #include @@ -282,7 +283,9 @@ 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"); + dev_err(&device->dev, + "Failed to evaluate processor object (0x%x)\n", + status); return -ENODEV; } @@ -301,8 +304,9 @@ 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); + dev_err(&device->dev, + "Failed to evaluate processor _UID (0x%x)\n", + status); return -ENODEV; } device_declaration = 1; @@ -345,7 +349,7 @@ 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", + dev_err(&device->dev, "Invalid PBLK length [%d]\n", object.processor.pblk_length); else { pr->throttling.address = object.processor.pblk_address; @@ -430,8 +434,8 @@ static int acpi_cpu_soft_notify(struct notifier_block *nfb, * Initialize missing things */ if (pr->flags.need_hotplug_init) { - 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; @@ -492,14 +496,16 @@ 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; } @@ -561,8 +567,9 @@ 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"); + dev_warn(&device->dev, + "BIOS reported wrong ACPI id %d for the processor\n", + pr->id); result = -ENODEV; goto err_free_cpumask; } @@ -716,7 +723,7 @@ static void acpi_processor_hotplug_notify(acpi_handle handle, result = acpi_processor_device_add(handle, &device); if (result) { - printk(KERN_ERR PREFIX "Unable to add the device\n"); + acpi_handle_err(handle, "Unable to add the device\n"); break; } @@ -728,17 +735,19 @@ 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_handle_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_handle_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_handle_err(handle, "No memory, dropping EJECT\n"); break; } @@ -848,7 +857,7 @@ 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;