Messages in this thread |  | | | Date | Wed, 11 Nov 2009 16:36:06 +0100 | | From | Patrick McHardy <> | | Subject | Re: [PATCH 4/4] venet-macvlan: add new driver to connect a venet to a macvlan netdevice |
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Patrick Mullaney wrote: > This driver implements a macvlan device as a venet device that can > be connected to vbus. Since it is a macvlan device, it provides > a more direct path to the underlying adapter by avoiding the > bridge.
> --- /dev/null > +++ b/kernel/vbus/devices/venet/macvlan.c > ... > +struct venetmacv { > + struct macvlan_dev mdev; > + unsigned char ll_ifname[IFNAMSIZ]; > + struct venetdev dev; > + const struct net_device_ops *macvlan_netdev_ops; > +};
macvlan might destroy the device below you when the underlying device is unregistered. You need to handle this by releasing the venetmacv device. Check out the NETDEV_UNREGISTER case in macvlan_device_event().
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