diff options
Diffstat (limited to 'arch/x86/kernel/microcode.c')
| -rw-r--r-- | arch/x86/kernel/microcode.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/x86/kernel/microcode.c b/arch/x86/kernel/microcode.c index 09c315214a5..40cfd548871 100644 --- a/arch/x86/kernel/microcode.c +++ b/arch/x86/kernel/microcode.c @@ -436,7 +436,7 @@ static ssize_t microcode_write (struct file *file, const char __user *buf, size_ return -EINVAL; } - lock_cpu_hotplug(); + get_online_cpus(); mutex_lock(µcode_mutex); user_buffer = (void __user *) buf; @@ -447,7 +447,7 @@ static ssize_t microcode_write (struct file *file, const char __user *buf, size_ ret = (ssize_t)len; mutex_unlock(µcode_mutex); - unlock_cpu_hotplug(); + put_online_cpus(); return ret; } @@ -658,14 +658,14 @@ static ssize_t reload_store(struct sys_device *dev, const char *buf, size_t sz) old = current->cpus_allowed; - lock_cpu_hotplug(); + get_online_cpus(); set_cpus_allowed(current, cpumask_of_cpu(cpu)); mutex_lock(µcode_mutex); if (uci->valid) err = cpu_request_microcode(cpu); mutex_unlock(µcode_mutex); - unlock_cpu_hotplug(); + put_online_cpus(); set_cpus_allowed(current, old); } if (err) @@ -817,9 +817,9 @@ static int __init microcode_init (void) return PTR_ERR(microcode_pdev); } - lock_cpu_hotplug(); + get_online_cpus(); error = sysdev_driver_register(&cpu_sysdev_class, &mc_sysdev_driver); - unlock_cpu_hotplug(); + put_online_cpus(); if (error) { microcode_dev_exit(); platform_device_unregister(microcode_pdev); @@ -839,9 +839,9 @@ static void __exit microcode_exit (void) unregister_hotcpu_notifier(&mc_cpu_notifier); - lock_cpu_hotplug(); + get_online_cpus(); sysdev_driver_unregister(&cpu_sysdev_class, &mc_sysdev_driver); - unlock_cpu_hotplug(); + put_online_cpus(); platform_device_unregister(microcode_pdev); } |