netdev - Re: [PATCH 2/2 V2] macvlan fdb replace support

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Message-ID: <20130719091855.6c763231@nehalam.linuxnetplumber.net>
Date:	Fri, 19 Jul 2013 09:18:55 -0700
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Thomas Richter <tmricht@...ux.vnet.ibm.com>
Cc:	netdev@...r.kernel.org, davem@...emloft.net
Subject: Re: [PATCH 2/2 V2] macvlan fdb replace support

On Fri, 19 Jul 2013 17:20:08 +0200
Thomas Richter <tmricht@...ux.vnet.ibm.com> wrote:

> Add support for iproute2 command 'bridge fdb replace ...'.
> The rtnletlink call back function ndo_fdb_add will be called
> with the NLM_F_REPLACE flag set.
> Simply return -EOPNOTSUP.
> 
> Resubmitted because net-next was closed last week.
> 
> Signed-off-by: Thomas Richter <tmricht@...ux.vnet.ibm.com>
> ---
>  drivers/net/macvlan.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
> index 18373b6..74907f5 100644
> --- a/drivers/net/macvlan.c
> +++ b/drivers/net/macvlan.c
> @@ -597,6 +597,9 @@ static int macvlan_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
>  	if (!vlan->port->passthru)
>  		return -EOPNOTSUPP;
>  
> +	if (flags & NLM_F_REPLACE)
> +		return -EOPNOTSUPP;
> +
>  	if (is_unicast_ether_addr(addr))
>  		err = dev_uc_add_excl(dev, addr);
>  	else if (is_multicast_ether_addr(addr))

What about bridge that also uses netlink FDB interface?
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