DEV_CLOSE(9) Network device support DEV_CLOSE(9)NAMEdev_close - shutdown an interface.SYNOPSISint dev_close(struct net_device * dev);ARGUMENTSdev device to shutdownDESCRIPTIONThis function moves an active device into down state. A NETDEV_GOING_DOWN is sent to the netdev notifier chain. The device is then deactivated and finally a NETDEV_DOWN is sent to the notifier chain.COPYRIGHTKernel Hackers Manual 2.6. July 2010 DEV_CLOSE(9)