153 	spin_lock_irqsave(&rtc_lock, flags);  in nvram_read_byte()
155 	spin_unlock_irqrestore(&rtc_lock, flags);  in nvram_read_byte()
171 	spin_lock_irqsave(&rtc_lock, flags);  in nvram_write_byte()
173 	spin_unlock_irqrestore(&rtc_lock, flags);  in nvram_write_byte()
188 	spin_lock_irqsave(&rtc_lock, flags);  in nvram_check_checksum()
190 	spin_unlock_irqrestore(&rtc_lock, flags);  in nvram_check_checksum()
205 	spin_lock_irqsave(&rtc_lock, flags);
207 	spin_unlock_irqrestore(&rtc_lock, flags);
228 	spin_lock_irq(&rtc_lock);  in nvram_read()
236 	spin_unlock_irq(&rtc_lock);  in nvram_read()
246 	spin_unlock_irq(&rtc_lock);  in nvram_read()
268 	spin_lock_irq(&rtc_lock);  in nvram_write()
278 	spin_unlock_irq(&rtc_lock);  in nvram_write()
285 	spin_unlock_irq(&rtc_lock);  in nvram_write()
302 		spin_lock_irq(&rtc_lock);  in nvram_ioctl()
308 		spin_unlock_irq(&rtc_lock);  in nvram_ioctl()
319 		spin_lock_irq(&rtc_lock);  in nvram_ioctl()
321 		spin_unlock_irq(&rtc_lock);  in nvram_ioctl()
382 	spin_lock_irq(&rtc_lock);  in nvram_proc_read()
385 	spin_unlock_irq(&rtc_lock);  in nvram_proc_read()
504 	spin_lock_irq(&rtc_lock);  in pc_proc_infos()
506 	spin_unlock_irq(&rtc_lock);  in pc_proc_infos()