netdev - Re: [PATCH net-next v3 1/5] vlan: support binding link state to vlan member bridge ports

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Date:   Fri, 19 Apr 2019 14:51:22 +0300
From:   Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
To:     Mike Manning <mmanning@...tta.att-mail.com>,
        netdev@...r.kernel.org, roopa@...ulusnetworks.com
Subject: Re: [PATCH net-next v3 1/5] vlan: support binding link state to vlan
 member bridge ports

On 18/04/2019 20:35, Mike Manning wrote:
> In the case of vlan filtering on bridges, the bridge may also have the
> corresponding vlan devices as upper devices. Currently the link state
> of vlan devices is transferred from the lower device. So this is up if
> the bridge is in admin up state and there is at least one bridge port
> that is up, regardless of the vlan that the port is a member of.
> 
> The link state of the vlan device may need to track only the state of
> the subset of ports that are also members of the corresponding vlan,
> rather than that of all ports.
> 
> Add a flag to specify a vlan bridge binding mode, by which the link
> state is no longer automatically transferred from the lower device,
> but is instead determined by the bridge ports that are members of the
> vlan.
> 
> Signed-off-by: Mike Manning <mmanning@...tta.att-mail.com>
> ---
>  include/uapi/linux/if_vlan.h | 9 +++++----
>  net/8021q/vlan_dev.c         | 3 ++-
>  net/8021q/vlan_netlink.c     | 3 ++-
>  3 files changed, 9 insertions(+), 6 deletions(-)
> 

Acked-by: Nikolay Aleksandrov <nikolay@...ulusnetworks.com>