[PATCH 17/36] Driver core: convert cpuid code to use struct device

From: Greg Kroah-Hartman <[email protected]>

Converts from using struct "class_device" to "struct device" making
everything show up properly in /sys/devices/ with symlinks from the
/sys/class directory.

Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 arch/i386/kernel/cpuid.c |   20 ++++++++++----------
 1 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/arch/i386/kernel/cpuid.c b/arch/i386/kernel/cpuid.c
index fde8bea..ab0c327 100644
--- a/arch/i386/kernel/cpuid.c
+++ b/arch/i386/kernel/cpuid.c
@@ -156,14 +156,14 @@ static struct file_operations cpuid_fops
 	.open = cpuid_open,
 };
 
-static int cpuid_class_device_create(int i)
+static int cpuid_device_create(int i)
 {
 	int err = 0;
-	struct class_device *class_err;
+	struct device *dev;
 
-	class_err = class_device_create(cpuid_class, NULL, MKDEV(CPUID_MAJOR, i), NULL, "cpu%d",i);
-	if (IS_ERR(class_err))
-		err = PTR_ERR(class_err);
+	dev = device_create(cpuid_class, NULL, MKDEV(CPUID_MAJOR, i), "cpu%d",i);
+	if (IS_ERR(dev))
+		err = PTR_ERR(dev);
 	return err;
 }
 
@@ -174,10 +174,10 @@ static int cpuid_class_cpu_callback(stru
 
 	switch (action) {
 	case CPU_ONLINE:
-		cpuid_class_device_create(cpu);
+		cpuid_device_create(cpu);
 		break;
 	case CPU_DEAD:
-		class_device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
+		device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
 		break;
 	}
 	return NOTIFY_OK;
@@ -206,7 +206,7 @@ static int __init cpuid_init(void)
 		goto out_chrdev;
 	}
 	for_each_online_cpu(i) {
-		err = cpuid_class_device_create(i);
+		err = cpuid_device_create(i);
 		if (err != 0) 
 			goto out_class;
 	}
@@ -218,7 +218,7 @@ static int __init cpuid_init(void)
 out_class:
 	i = 0;
 	for_each_online_cpu(i) {
-		class_device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, i));
+		device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, i));
 	}
 	class_destroy(cpuid_class);
 out_chrdev:
@@ -232,7 +232,7 @@ static void __exit cpuid_exit(void)
 	int cpu = 0;
 
 	for_each_online_cpu(cpu)
-		class_device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
+		device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
 	class_destroy(cpuid_class);
 	unregister_chrdev(CPUID_MAJOR, "cpu/cpuid");
 	unregister_hotcpu_notifier(&cpuid_class_cpu_notifier);
-- 
1.4.4.1

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---

• Follow-Ups:
  • [PATCH 18/36] Driver core: convert PPP code to use struct device
    • From: Greg KH <[email protected]>

• References:
  • [GIT PATCH] Driver core patches for 2.6.19
    • From: Greg KH <[email protected]>
  • [PATCH 1/36] Driver core: add notification of bus events
    • From: Greg KH <[email protected]>
  • [PATCH 2/36] Driver core: fix "driver" symlink timing
    • From: Greg KH <[email protected]>
  • [PATCH 3/36] Driver Core: Move virtual_device_parent() to core.c
    • From: Greg KH <[email protected]>
  • [PATCH 4/36] CONFIG_SYSFS_DEPRECATED
    • From: Greg KH <[email protected]>
  • [PATCH 5/36] Driver core: make old versions of udev work properly
    • From: Greg KH <[email protected]>
  • [PATCH 6/36] CONFIG_SYSFS_DEPRECATED - bus symlinks
    • From: Greg KH <[email protected]>
  • [PATCH 7/36] CONFIG_SYSFS_DEPRECATED - device symlinks
    • From: Greg KH <[email protected]>
  • [PATCH 8/36] CONFIG_SYSFS_DEPRECATED - PHYSDEV* uevent variables
    • From: Greg KH <[email protected]>
  • [PATCH 9/36] CONFIG_SYSFS_DEPRECATED - class symlinks
    • From: Greg KH <[email protected]>
  • [PATCH 10/36] Driver core: convert vt code to use struct device
    • From: Greg KH <[email protected]>
  • [PATCH 11/36] Driver core: convert vc code to use struct device
    • From: Greg KH <[email protected]>
  • [PATCH 12/36] Driver core: change misc class_devices to be real devices
    • From: Greg KH <[email protected]>
  • [PATCH 13/36] Driver core: convert tty core to use struct device
    • From: Greg KH <[email protected]>
  • [PATCH 14/36] Driver core: convert raw device code to use struct device
    • From: Greg KH <[email protected]>
  • [PATCH 15/36] I2C: convert i2c-dev to use struct device instead of struct class_device
    • From: Greg KH <[email protected]>
  • [PATCH 16/36] Driver core: convert msr code to use struct device
    • From: Greg KH <[email protected]>

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