dev_close(9) centos man page | unix.com

DEV_CLOSE(9)						      Network device support						      DEV_CLOSE(9)

NAME
       dev_close - shutdown an interface.

SYNOPSIS
       int dev_close(struct net_device * dev);

ARGUMENTS
       dev
	   device to shutdown

DESCRIPTION
       This 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.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							      DEV_CLOSE(9)