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Use hotplug support to notify persistent reference holders when a

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net_device is unregistered.
This commit is contained in:
Michael Brown
2007-01-04 03:09:28 +00:00
parent 0063725d28
commit bdf79ec8dc
2 changed files with 9 additions and 0 deletions
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4
src/net/netdevice.c
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@@ -161,6 +161,7 @@ struct net_device * alloc_netdev ( size_t priv_size ) {
netdev = calloc ( 1, sizeof ( *netdev ) + priv_size );
if ( netdev ) {
INIT_LIST_HEAD ( &netdev->references );
INIT_LIST_HEAD ( &netdev->rx_queue );
netdev->priv = ( ( ( void * ) netdev ) + sizeof ( *netdev ) );
}
@@ -201,6 +202,9 @@ void unregister_netdev ( struct net_device *netdev ) {
free_pkb ( pkb );
}
/* Kill off any persistent references to this device */
forget_references ( &netdev->references );
/* Remove from device list */
list_del ( &netdev->list );
DBG ( "%s unregistered\n", netdev_name ( netdev ) );