__netdev_update_lower_level 7326 net/core/dev.c __netdev_update_lower_level(upper_dev, NULL); __netdev_update_lower_level 7327 net/core/dev.c __netdev_walk_all_upper_dev(upper_dev, __netdev_update_lower_level, __netdev_update_lower_level 7416 net/core/dev.c __netdev_update_lower_level(upper_dev, NULL); __netdev_update_lower_level 7417 net/core/dev.c __netdev_walk_all_upper_dev(upper_dev, __netdev_update_lower_level,