DEV_OPEN(9) Network device support DEV_OPEN(9)NAMEdev_open - prepare an interface for use.
SYNOPSIS
int dev_open(struct net_device * dev);
ARGUMENTS
dev
device to open
DESCRIPTION
Takes a device from down to up state. The deviceĀ“s private open
function is invoked and then the multicast lists are loaded. Finally
the device is moved into the up state and a NETDEV_UP message is sent
to the netdev notifier chain.
Calling this function on an active interface is a nop. On a failure a
negative errno code is returned.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 DEV_OPEN(9)