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Commit 6ac311ae authored by Elad Raz's avatar Elad Raz Committed by David S. Miller
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Adding switchdev ageing notification on port bridged 



Configure ageing time to the HW for newly bridged device

CC: Scott Feldman <sfeldma@gmail.com>
CC: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: default avatarElad Raz <eladr@mellanox.com>
Acked-by: default avatarJiri Pirko <jiri@mellanox.com>
Acked-by: default avatarScott Feldman <sfeldma@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent eb9fae32

net/bridge/br_stp_if.c

+12 −0
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 
#include <linux/kmod.h>

#include <linux/etherdevice.h>

#include <linux/rtnetlink.h>

#include <net/switchdev.h>



#include "br_private.h"

#include "br_private_stp.h"
@@ -35,11 +36,22 @@ static inline port_id br_make_port_id(__u8 priority, __u16 port_no) 
/* called under bridge lock */

void br_init_port(struct net_bridge_port *p)

{

	struct switchdev_attr attr = {

		.id = SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME,

		.flags = SWITCHDEV_F_SKIP_EOPNOTSUPP | SWITCHDEV_F_DEFER,

		.u.ageing_time = p->br->ageing_time,

	};

	int err;



	p->port_id = br_make_port_id(p->priority, p->port_no);

	br_become_designated_port(p);

	br_set_state(p, BR_STATE_BLOCKING);

	p->topology_change_ack = 0;

	p->config_pending = 0;



	err = switchdev_port_attr_set(p->dev, &attr);

	if (err)

		netdev_err(p->dev, "failed to set HW ageing time\n");

}



/* called under bridge lock */