}
 
 #ifdef CONFIG_ARCH_CPU_PROBE_RELEASE
-static ssize_t cpu_probe_store(struct class *class,
-                               struct class_attribute *attr,
+static ssize_t cpu_probe_store(struct sys_device *dev,
+                               struct sysdev_attribute *attr,
                                const char *buf,
                               size_t count)
 {
        return arch_cpu_probe(buf, count);
 }
 
-static ssize_t cpu_release_store(struct class *class,
-                               struct class_attribute *attr,
+static ssize_t cpu_release_store(struct sys_device *dev,
+                               struct sysdev_attribute *attr,
                                const char *buf,
                                 size_t count)
 {
        return arch_cpu_release(buf, count);
 }
 
-static CLASS_ATTR(probe, S_IWUSR, NULL, cpu_probe_store);
-static CLASS_ATTR(release, S_IWUSR, NULL, cpu_release_store);
+static SYSDEV_ATTR(probe, S_IWUSR, NULL, cpu_probe_store);
+static SYSDEV_ATTR(release, S_IWUSR, NULL, cpu_release_store);
 #endif /* CONFIG_ARCH_CPU_PROBE_RELEASE */
 
 #else /* ... !CONFIG_HOTPLUG_CPU */
 
 static struct sysdev_class_attribute *cpu_sysdev_class_attrs[] = {
 #ifdef CONFIG_ARCH_CPU_PROBE_RELEASE
-       &class_attr_probe.attr,
-       &class_attr_release.attr,
+       &attr_probe,
+       &attr_release,
 #endif
        &cpu_attrs[0].attr,
        &cpu_attrs[1].attr,