#include <linux/platform_device.h>
#include <linux/miscdevice.h>
#include <linux/capability.h>
-#include <linux/smp_lock.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mutex.h>
static int microcode_open(struct inode *unused1, struct file *unused2)
{
- cycle_kernel_lock();
return capable(CAP_SYS_RAWIO) ? 0 : -EPERM;
}
struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
enum ucode_state ustate;
- if (uci->valid)
+ if (uci->valid && uci->mc)
ustate = microcode_resume_cpu(cpu);
else
ustate = microcode_init_cpu(cpu);
return PTR_ERR(microcode_pdev);
}
+ if (microcode_ops->init)
+ microcode_ops->init(µcode_pdev->dev);
+
get_online_cpus();
mutex_lock(µcode_mutex);
platform_device_unregister(microcode_pdev);
+ if (microcode_ops->fini)
+ microcode_ops->fini();
+
microcode_ops = NULL;
pr_info("Microcode Update Driver: v" MICROCODE_VERSION " removed.\n");