netdev - Re: [patch net-next 07/10] bridge: call netdev_sw_port_stp_update when bridge port STP status changes

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Date:	Thu, 06 Nov 2014 08:59:27 -0800
From:	Florian Fainelli <f.fainelli@...il.com>
To:	Jiri Pirko <jiri@...nulli.us>, netdev@...r.kernel.org
CC:	davem@...emloft.net, nhorman@...driver.com, andy@...yhouse.net,
	tgraf@...g.ch, 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,
	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 07/10] bridge: call netdev_sw_port_stp_update
 when bridge port STP status changes

On 11/06/2014 01:20 AM, Jiri Pirko wrote:
> From: Scott Feldman <sfeldma@...il.com>
> 
> To notify switch driver of change in STP state of bridge port, add new
> .ndo op and provide swdev wrapper func to call ndo op. Use it in bridge
> code then.
> 
> Signed-off-by: Scott Feldman <sfeldma@...il.com>
> Signed-off-by: Jiri Pirko <jiri@...nulli.us>
> ---

[snip]

>  #endif /* _LINUX_SWITCHDEV_H_ */
> diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
> index 86c239b..13fecf1 100644
> --- a/net/bridge/br_netlink.c
> +++ b/net/bridge/br_netlink.c
> @@ -17,6 +17,7 @@
>  #include <net/net_namespace.h>
>  #include <net/sock.h>
>  #include <uapi/linux/if_bridge.h>
> +#include <net/switchdev.h>
>  
>  #include "br_private.h"
>  #include "br_private_stp.h"
> @@ -304,6 +305,7 @@ static int br_set_port_state(struct net_bridge_port *p, u8 state)
>  
>  	br_set_state(p, state);
>  	br_log_state(p);
> +	netdev_sw_port_stp_update(p->dev, p->state);

Is there a reason netdev_sw_port_stp_update() is not folded in
br_set_state()? Are we missing calls to br_set_state() in some locations?
--
Florian
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