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| author | Michael Brown | 2007-01-04 04:09:28 +0100 |
|---|---|---|
| committer | Michael Brown | 2007-01-04 04:09:28 +0100 |
| commit | bdf79ec8dc772d492dc75a4cb75525431230fadb (patch) | |
| tree | 6060099ca12d566e6df93f4f15a2569111053e9b /src/net/netdevice.c | |
| parent | Minimal hotplug support: provide a facility for notifying persistent (diff) | |
| download | ipxe-bdf79ec8dc772d492dc75a4cb75525431230fadb.tar.gz ipxe-bdf79ec8dc772d492dc75a4cb75525431230fadb.tar.xz ipxe-bdf79ec8dc772d492dc75a4cb75525431230fadb.zip | |
Use hotplug support to notify persistent reference holders when a
net_device is unregistered.
Diffstat (limited to 'src/net/netdevice.c')
| -rw-r--r-- | src/net/netdevice.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/net/netdevice.c b/src/net/netdevice.c index 3f8e54bb..3949d26d 100644 --- a/src/net/netdevice.c +++ b/src/net/netdevice.c @@ -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 ) ); |