[ovs-dev] [PATCH] veth: Do a better job cleaning up on rmmod

Justin Pettit jpettit at nicira.com
Wed Apr 21 09:03:29 UTC 2010


This is identical to the [PATCH 2/2] message with the same description.  Please ignore.

--Justin


On Apr 20, 2010, at 10:50 PM, Justin Pettit wrote:

> The veth driver doesn't clean itself up very well when removed.  This
> commit destroys any outstanding veth devices and then unregisters its
> sysfs entry.
> ---
> datapath/linux-2.6/compat-2.6/veth.c |    9 +++++++++
> 1 files changed, 9 insertions(+), 0 deletions(-)
> 
> diff --git a/datapath/linux-2.6/compat-2.6/veth.c b/datapath/linux-2.6/compat-2.6/veth.c
> index 66aae0b..a83e45f 100644
> --- a/datapath/linux-2.6/compat-2.6/veth.c
> +++ b/datapath/linux-2.6/compat-2.6/veth.c
> @@ -526,7 +526,16 @@ static __init int veth_init(void)
> 
> static __exit void veth_exit(void)
> {
> +	struct veth_priv *p, *n;
> +
> +	rtnl_lock();
> +	list_for_each_entry_safe(p, n, &veth_list, list) {
> +		veth_dellink(p->dev);
> +	}
> +	rtnl_unlock();
> +
> 	unregister_netdevice_notifier(&veth_notifier_block);
> +	veth_destroy_sysfs();
> }
> 
> module_init(veth_init);
> -- 
> 1.7.0.3
> 
> 
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