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Driver core: convert cpuid code to use struct device

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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 <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2006-08-07 22:19:37 -07:00
parent a271aaf15f
commit 07accdc18e
1 changed files with 10 additions and 10 deletions
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20
arch/i386/kernel/cpuid.c
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@ -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(struct notifier_block *nfb, unsigned long ac
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);