#define MICROCODE_VERSION "2.00"
-struct microcode_ops *microcode_ops;
+static struct microcode_ops *microcode_ops;
/* no concurrent ->write()s are allowed on /dev/cpu/microcode */
static DEFINE_MUTEX(microcode_mutex);
#endif
/* fake device for request_firmware */
-struct platform_device *microcode_pdev;
+static struct platform_device *microcode_pdev;
static ssize_t reload_store(struct sys_device *dev,
struct sysdev_attribute *attr,
.name = "microcode",
};
-static void microcode_fini_cpu(int cpu)
+static void __microcode_fini_cpu(int cpu)
{
struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
- mutex_lock(µcode_mutex);
microcode_ops->microcode_fini_cpu(cpu);
uci->valid = 0;
+}
+
+static void microcode_fini_cpu(int cpu)
+{
+ mutex_lock(µcode_mutex);
+ __microcode_fini_cpu(cpu);
mutex_unlock(µcode_mutex);
}
* to this cpu (a bit of paranoia):
*/
if (microcode_ops->collect_cpu_info(cpu, &nsig)) {
- microcode_fini_cpu(cpu);
+ __microcode_fini_cpu(cpu);
+ printk(KERN_ERR "failed to collect_cpu_info for resuming cpu #%d\n",
+ cpu);
return -1;
}
- if (memcmp(&nsig, &uci->cpu_sig, sizeof(nsig))) {
- microcode_fini_cpu(cpu);
+ if ((nsig.sig != uci->cpu_sig.sig) || (nsig.pf != uci->cpu_sig.pf)) {
+ __microcode_fini_cpu(cpu);
+ printk(KERN_ERR "cached ucode doesn't match the resuming cpu #%d\n",
+ cpu);
/* Should we look for a new ucode here? */
return 1;
}
return 0;
}
-void microcode_update_cpu(int cpu)
+static void microcode_update_cpu(int cpu)
{
struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
int err = 0;
printk(KERN_INFO
"Microcode Update Driver: v" MICROCODE_VERSION
- " <tigran@aivazian.fsnet.co.uk>"
- " <peter.oruba@amd.com>\n");
+ " <tigran@aivazian.fsnet.co.uk>,"
+ " Peter Oruba\n");
return 0;
}