#include <linux/device.h>
#include <linux/cpu.h>
#include <linux/notifier.h>
+#include <linux/uaccess.h>
#include <asm/processor.h>
#include <asm/msr.h>
-#include <asm/uaccess.h>
#include <asm/system.h>
static struct class *cpuid_class;
}
static ssize_t cpuid_read(struct file *file, char __user *buf,
- size_t count, loff_t * ppos)
+ size_t count, loff_t *ppos)
{
char __user *tmp = buf;
struct cpuid_regs cmd;
unsigned int cpu;
struct cpuinfo_x86 *c;
int ret = 0;
-
+
lock_kernel();
cpu = iminor(file->f_path.dentry->d_inode);
- if (cpu >= NR_CPUS || !cpu_online(cpu)) {
+ if (cpu >= nr_cpu_ids || !cpu_online(cpu)) {
ret = -ENXIO; /* No such CPU */
goto out;
}