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Date:	Tue, 10 Jun 2014 16:15:35 +0900
From:	Toshiaki Makita <makita.toshiaki@....ntt.co.jp>
To:	Vlad Yasevich <vyasevich@...il.com>,
	"David S . Miller" <davem@...emloft.net>,
	Stephen Hemminger <stephen@...workplumber.org>
CC:	netdev@...r.kernel.org, bridge@...ts.linux-foundation.org
Subject: Re: [PATCH net-next 4/4] bridge: Support 802.1ad vlan filtering

(2014/06/10 9:50), Vlad Yasevich wrote:
> On 06/09/2014 07:34 AM, Toshiaki Makita wrote:
>> This enables us to change the vlan protocol for vlan filtering.
>> We come to be able to filter frames on the basis of 802.1ad vlan tags
>> through a bridge.
>>
>> This also changes br->group_addr if it has not been set by user.
>> This is needed for an 802.1ad bridge.
>> (See IEEE 802.1Q-2011 8.13.5.)
>>
>> To change the vlan protocol, write a protocol in sysfs:
>> # echo 0x88a8 > /sys/class/net/br0/bridge/vlan_protocol
>>
>> Signed-off-by: Toshiaki Makita <makita.toshiaki@....ntt.co.jp>
>> ---
>>  net/bridge/br_private.h  |  2 ++
>>  net/bridge/br_sysfs_br.c | 18 +++++++++++
>>  net/bridge/br_vlan.c     | 81 ++++++++++++++++++++++++++++++++++++++++++++++++
>>  3 files changed, 101 insertions(+)
>>
>> diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
>> index 65204c2..3c5b23b 100644
>> --- a/net/bridge/br_private.h
>> +++ b/net/bridge/br_private.h
>> @@ -246,6 +246,7 @@ struct net_bridge
>>  	unsigned long			bridge_forward_delay;
>>  
>>  	u8				group_addr[ETH_ALEN];
>> +	unsigned char			group_addr_set;
> 
> nit:  can be bool since you just use true/false.

I'm not sure which is better in struct... but maybe it's more explicit.
will change it in v2.

Thanks,
Toshiaki Makita
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