pwctrl_lock 301 drivers/staging/rtl8712/rtl8712_cmd.c struct mutex *pwctrl_lock = &padapter->pwrctrlpriv.mutex_lock; pwctrl_lock 371 drivers/staging/rtl8712/rtl8712_cmd.c mutex_lock(pwctrl_lock); pwctrl_lock 373 drivers/staging/rtl8712/rtl8712_cmd.c mutex_unlock(pwctrl_lock);