[Bridge] [PATCH net-next v4 06/12] bridge: mrp: Add br_mrp_in_port_open function

Nikolay Aleksandrov nikolay at cumulusnetworks.com
Tue Jul 14 13:16:03 UTC 2020


On 14/07/2020 10:34, Horatiu Vultur wrote:
> This function notifies the userspace when the node lost the continuity
> of MRP_InTest frames.
> 
> Signed-off-by: Horatiu Vultur <horatiu.vultur at microchip.com>
> ---
>  net/bridge/br_mrp_netlink.c | 22 ++++++++++++++++++++++
>  net/bridge/br_private_mrp.h |  1 +
>  2 files changed, 23 insertions(+)
> 

Acked-by: Nikolay Aleksandrov <nikolay at cumulusnetworks.com>

> diff --git a/net/bridge/br_mrp_netlink.c b/net/bridge/br_mrp_netlink.c
> index acce300c0cc29..4bf7aaeb29152 100644
> --- a/net/bridge/br_mrp_netlink.c
> +++ b/net/bridge/br_mrp_netlink.c
> @@ -389,3 +389,25 @@ int br_mrp_ring_port_open(struct net_device *dev, u8 loc)
>  out:
>  	return err;
>  }
> +
> +int br_mrp_in_port_open(struct net_device *dev, u8 loc)
> +{
> +	struct net_bridge_port *p;
> +	int err = 0;
> +
> +	p = br_port_get_rcu(dev);
> +	if (!p) {
> +		err = -EINVAL;
> +		goto out;
> +	}
> +
> +	if (loc)
> +		p->flags |= BR_MRP_LOST_IN_CONT;
> +	else
> +		p->flags &= ~BR_MRP_LOST_IN_CONT;
> +
> +	br_ifinfo_notify(RTM_NEWLINK, NULL, p);
> +
> +out:
> +	return err;
> +}
> diff --git a/net/bridge/br_private_mrp.h b/net/bridge/br_private_mrp.h
> index e93c8f9d4df58..23da2f956ad0e 100644
> --- a/net/bridge/br_private_mrp.h
> +++ b/net/bridge/br_private_mrp.h
> @@ -75,5 +75,6 @@ int br_mrp_port_switchdev_set_role(struct net_bridge_port *p,
>  
>  /* br_mrp_netlink.c  */
>  int br_mrp_ring_port_open(struct net_device *dev, u8 loc);
> +int br_mrp_in_port_open(struct net_device *dev, u8 loc);
>  
>  #endif /* _BR_PRIVATE_MRP_H */
> 



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