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Date:	Wed, 26 Nov 2014 10:25:12 +0100
From:	Jiri Pirko <jiri@...nulli.us>
To:	Thomas Graf <tgraf@...g.ch>
Cc:	netdev@...r.kernel.org, davem@...emloft.net, nhorman@...driver.com,
	andy@...yhouse.net, dborkman@...hat.com, ogerlitz@...lanox.com,
	jesse@...ira.com, pshelar@...ira.com, azhou@...ira.com,
	ben@...adent.org.uk, stephen@...workplumber.org,
	jeffrey.t.kirsher@...el.com, vyasevic@...hat.com,
	xiyou.wangcong@...il.com, john.r.fastabend@...el.com,
	edumazet@...gle.com, jhs@...atatu.com, sfeldma@...il.com,
	f.fainelli@...il.com, roopa@...ulusnetworks.com,
	linville@...driver.com, jasowang@...hat.com, ebiederm@...ssion.com,
	nicolas.dichtel@...nd.com, ryazanov.s.a@...il.com,
	buytenh@...tstofly.org, aviadr@...lanox.com, nbd@...nwrt.org,
	alexei.starovoitov@...il.com, Neil.Jerram@...aswitch.com,
	ronye@...lanox.com, simon.horman@...ronome.com,
	alexander.h.duyck@...hat.com, john.ronciak@...el.com,
	mleitner@...hat.com, shrijeet@...il.com, gospo@...ulusnetworks.com,
	bcrl@...ck.org
Subject: Re: [patch net-next v3 16/17] bridge: add brport flags to dflt
 bridge_getlink

Tue, Nov 25, 2014 at 11:07:53PM CET, tgraf@...g.ch wrote:
>On 11/25/14 at 11:28am, Jiri Pirko wrote:
>> From: Scott Feldman <sfeldma@...il.com>
>> 
>> To allow brport device to return current brport flags set on port.  Add
>> returned flags to nested IFLA_PROTINFO netlink msg built in dflt getlink.
>> With this change, netlink msg returned for bridge_getlink contains the port's
>> offloaded flag settings (the port's SELF settings).
>> 
>> Signed-off-by: Scott Feldman <sfeldma@...il.com>
>> Signed-off-by: Jiri Pirko <jiri@...nulli.us>
>
>Minor nit below. Otherwise:
>
>Acked-by: Thomas Graf <tgraf@...g.ch>
>
>> diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
>> index bd5e783..91e5368 100644
>> --- a/net/core/rtnetlink.c
>> +++ b/net/core/rtnetlink.c
>> @@ -2687,12 +2687,22 @@ static int rtnl_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb)
>>  	return skb->len;
>>  }
>>  
>> +static int brport_nla_put_flag(struct sk_buff *skb, u32 flags, u32 mask,
>> +			       unsigned int attrnum, unsigned int flag)
>> +{
>> +	if (mask & flag)
>> +		return nla_put_u8(skb, attrnum, !!(flags & flag));
>
>nla_put_flag()?

No, that is not the same. nla_put_flag works differently. The attr is
either present or not. But in this case, attr is always present and has
value of either 0 or 1.

>
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