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authorHoratiu Vultur <horatiu.vultur@microchip.com>2020-07-14 09:34:52 +0200
committerDavid S. Miller <davem@davemloft.net>2020-07-14 22:46:42 +0200
commit4139d4b51a462135d6368e80a9314b57e57279f2 (patch)
treece5c5c8d85c666a52e38bbc15c694bc39584b2c0 /net/bridge
parentbridge: mrp: Rename br_mrp_port_open to br_mrp_ring_port_open (diff)
downloadlinux-4139d4b51a462135d6368e80a9314b57e57279f2.tar.xz
linux-4139d4b51a462135d6368e80a9314b57e57279f2.zip
bridge: mrp: Add br_mrp_in_port_open function
This function notifies the userspace when the node lost the continuity of MRP_InTest frames. Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com> Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br_mrp_netlink.c22
-rw-r--r--net/bridge/br_private_mrp.h1
2 files changed, 23 insertions, 0 deletions
diff --git a/net/bridge/br_mrp_netlink.c b/net/bridge/br_mrp_netlink.c
index acce300c0cc2..4bf7aaeb2915 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 e93c8f9d4df5..23da2f956ad0 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 */