[Patch v5 net-next 2/3] net: bridge: Add offload_fail_notification bopt

[Joseph Huang]

Add BR_BOOLOPT_MDB_OFFLOAD_FAIL_NOTIFICATION bool option.

Signed-off-by: Joseph Huang <joseph.hu...@garmin.com>
Acked-by: Nikolay Aleksandrov <ra...@blackwall.org>
---
 include/uapi/linux/if_bridge.h | 1 +
 net/bridge/br.c                | 5 +++++
 net/bridge/br_private.h        | 1 +
 3 files changed, 7 insertions(+)

diff --git a/include/uapi/linux/if_bridge.h b/include/uapi/linux/if_bridge.h
index f2a6de424f3f..73876c0e2bba 100644
--- a/include/uapi/linux/if_bridge.h
+++ b/include/uapi/linux/if_bridge.h
@@ -831,6 +831,7 @@ enum br_boolopt_id {
        BR_BOOLOPT_NO_LL_LEARN,
        BR_BOOLOPT_MCAST_VLAN_SNOOPING,
        BR_BOOLOPT_MST_ENABLE,
+       BR_BOOLOPT_MDB_OFFLOAD_FAIL_NOTIFICATION,
        BR_BOOLOPT_MAX
 };
 
diff --git a/net/bridge/br.c b/net/bridge/br.c
index 183fcb362f9e..25dda554ca5b 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -284,6 +284,9 @@ int br_boolopt_toggle(struct net_bridge *br, enum 
br_boolopt_id opt, bool on,
        case BR_BOOLOPT_MST_ENABLE:
                err = br_mst_set_enabled(br, on, extack);
                break;
+       case BR_BOOLOPT_MDB_OFFLOAD_FAIL_NOTIFICATION:
+               br_opt_toggle(br, BROPT_MDB_OFFLOAD_FAIL_NOTIFICATION, on);
+               break;
        default:
                /* shouldn't be called with unsupported options */
                WARN_ON(1);
@@ -302,6 +305,8 @@ int br_boolopt_get(const struct net_bridge *br, enum 
br_boolopt_id opt)
                return br_opt_get(br, BROPT_MCAST_VLAN_SNOOPING_ENABLED);
        case BR_BOOLOPT_MST_ENABLE:
                return br_opt_get(br, BROPT_MST_ENABLED);
+       case BR_BOOLOPT_MDB_OFFLOAD_FAIL_NOTIFICATION:
+               return br_opt_get(br, BROPT_MDB_OFFLOAD_FAIL_NOTIFICATION);
        default:
                /* shouldn't be called with unsupported options */
                WARN_ON(1);
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 5f9d6075017e..02188b7ff8e6 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -484,6 +484,7 @@ enum net_bridge_opts {
        BROPT_VLAN_BRIDGE_BINDING,
        BROPT_MCAST_VLAN_SNOOPING_ENABLED,
        BROPT_MST_ENABLED,
+       BROPT_MDB_OFFLOAD_FAIL_NOTIFICATION,
 };
 
 struct net_bridge {
-- 
2.49.0