netdev - Re: [RFC v1 3/3] vxlan: handle underlay VRF changes

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Message-Id: <42EBB05B-DC1E-4CD9-B8FF-124A3713A520@scaleway.com>
Date:   Thu, 15 Nov 2018 11:06:33 +0100
From:   Alexis Bauvin <abauvin@...leway.com>
To:     David Ahern <dsa@...ulusnetworks.com>, roopa@...ulusnetworks.com,
        nicolas.dichtel@...nd.com
Cc:     netdev@...r.kernel.org, akherbouche@...leway.com
Subject: Re: [RFC v1 3/3] vxlan: handle underlay VRF changes

Le 14 nov. 2018 à 21:04, David Ahern <dsa@...ulusnetworks.com> a écrit :
> 
> On 11/14/18 1:31 AM, Alexis Bauvin wrote:
>> diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
>> index 7477b5510a04..188c0cdb8838 100644
>> --- a/drivers/net/vxlan.c
>> +++ b/drivers/net/vxlan.c
>> @@ -208,6 +208,18 @@ static inline struct vxlan_rdst *first_remote_rtnl(struct vxlan_fdb *fdb)
>> 	return list_first_entry(&fdb->remotes, struct vxlan_rdst, list);
>> }
>> 
>> +static int vxlan_is_in_l3mdev_chain(struct net_device *chain,
>> +				    struct net_device *dev)
>> +{
>> +	if (!chain)
>> +		return 0;
>> +
>> +	if (chain->ifindex == dev->ifindex)
>> +		return 1;
>> +	return vxlan_is_in_l3mdev_chain(netdev_master_upper_dev_get(chain),
>> +					dev);
> 
> l3mdev_master_dev_rcu

Same thing here, please see reply to previous patch.