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bridge: mrp: Set the priority of MRP instance

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Each MRP instance has a priority, a lower value means a higher priority.
The priority of MRP instance is stored in MRP_Test frame in this way
all the MRP nodes in the ring can see other nodes priority.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Horatiu Vultur
2020-05-30 18:09:47 +00:00
committed by David S. Miller
parent 7e89ed8ab3
commit 4b3a61b030
6 changed files with 12 additions and 1 deletions
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3
net/bridge/br_mrp.c
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@@ -147,7 +147,7 @@ static struct sk_buff *br_mrp_alloc_test_skb(struct br_mrp *mrp,
br_mrp_skb_tlv(skb, BR_MRP_TLV_HEADER_RING_TEST, sizeof(*hdr));
hdr = skb_put(skb, sizeof(*hdr));
hdr->prio = cpu_to_be16(MRP_DEFAULT_PRIO);
hdr->prio = cpu_to_be16(mrp->prio);
ether_addr_copy(hdr->sa, p->br->dev->dev_addr);
hdr->port_role = cpu_to_be16(port_role);
hdr->state = cpu_to_be16(mrp->ring_state);
@@ -290,6 +290,7 @@ int br_mrp_add(struct net_bridge *br, struct br_mrp_instance *instance)
return -ENOMEM;
mrp->ring_id = instance->ring_id;
mrp->prio = instance->prio;
p = br_mrp_get_port(br, instance->p_ifindex);
spin_lock_bh(&br->lock);