1DEV_OPEN(9)                 Network device support                 DEV_OPEN(9)
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NAME

6       dev_open - prepare an interface for use.
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SYNOPSIS

9       int dev_open(struct net_device * dev);
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ARGUMENTS

12       dev
13           device to open
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DESCRIPTION

16       Takes a device from down to up state. The device´s private open
17       function is invoked and then the multicast lists are loaded. Finally
18       the device is moved into the up state and a NETDEV_UP message is sent
19       to the netdev notifier chain.
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21       Calling this function on an active interface is a nop. On a failure a
22       negative errno code is returned.
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25Kernel Hackers Manual 2.6.         June 2019                       DEV_OPEN(9)
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