119     fn major_to_index(major: usize) -> usize {  in major_to_index()
120         return major % CHARDEV_MAJOR_HASH_SIZE;  in major_to_index()
142                     if item.device_number().major() == index {  in find_dynamic_major()
194         let mut major = device_number.major();  in __register_chardev_region()  localVariable
196         if major >= CHARDEV_MAJOR_MAX {  in __register_chardev_region()
200                 major,  in __register_chardev_region()
208         let chardev = CharDeviceStruct::new(mkdev(major, baseminor), minorct, name);  in __register_chardev_region()
209         if major == 0 {  in __register_chardev_region()
211             major = Self::find_dynamic_major().expect("Find synamic major error.\n");  in __register_chardev_region()
213         if let Some(items) = CHARDEVS.0.lock().0.get_mut(Self::major_to_index(major)) {  in __register_chardev_region()
217                 match item.device_number().major().cmp(&major) {  in __register_chardev_region()
235         return Ok(mkdev(major, baseminor));  in __register_chardev_region()
251             .get_mut(Self::major_to_index(device_number.major()))  in __unregister_chardev_region()