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    Subject[PATCH net-next v4 12/12] net: bridge: Add port attribute IFLA_BRPORT_MRP_IN_OPEN
    Date
    This patch adds a new port attribute, IFLA_BRPORT_MRP_IN_OPEN, which
    allows to notify the userspace when the node lost the contiuity of
    MRP_InTest frames.

    Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
    ---
    include/uapi/linux/if_link.h | 1 +
    net/bridge/br_netlink.c | 3 +++
    tools/include/uapi/linux/if_link.h | 1 +
    3 files changed, 5 insertions(+)

    diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
    index cc185a007ade8..26842ffd0501d 100644
    --- a/include/uapi/linux/if_link.h
    +++ b/include/uapi/linux/if_link.h
    @@ -344,6 +344,7 @@ enum {
    IFLA_BRPORT_ISOLATED,
    IFLA_BRPORT_BACKUP_PORT,
    IFLA_BRPORT_MRP_RING_OPEN,
    + IFLA_BRPORT_MRP_IN_OPEN,
    __IFLA_BRPORT_MAX
    };
    #define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1)
    diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
    index c532fa65c9834..147d52596e174 100644
    --- a/net/bridge/br_netlink.c
    +++ b/net/bridge/br_netlink.c
    @@ -152,6 +152,7 @@ static inline size_t br_port_info_size(void)
    #endif
    + nla_total_size(sizeof(u16)) /* IFLA_BRPORT_GROUP_FWD_MASK */
    + nla_total_size(sizeof(u8)) /* IFLA_BRPORT_MRP_RING_OPEN */
    + + nla_total_size(sizeof(u8)) /* IFLA_BRPORT_MRP_IN_OPEN */
    + 0;
    }

    @@ -216,6 +217,8 @@ static int br_port_fill_attrs(struct sk_buff *skb,
    !!(p->flags & BR_NEIGH_SUPPRESS)) ||
    nla_put_u8(skb, IFLA_BRPORT_MRP_RING_OPEN, !!(p->flags &
    BR_MRP_LOST_CONT)) ||
    + nla_put_u8(skb, IFLA_BRPORT_MRP_IN_OPEN,
    + !!(p->flags & BR_MRP_LOST_IN_CONT)) ||
    nla_put_u8(skb, IFLA_BRPORT_ISOLATED, !!(p->flags & BR_ISOLATED)))
    return -EMSGSIZE;

    diff --git a/tools/include/uapi/linux/if_link.h b/tools/include/uapi/linux/if_link.h
    index cafedbbfefbe9..781e482dc499f 100644
    --- a/tools/include/uapi/linux/if_link.h
    +++ b/tools/include/uapi/linux/if_link.h
    @@ -344,6 +344,7 @@ enum {
    IFLA_BRPORT_ISOLATED,
    IFLA_BRPORT_BACKUP_PORT,
    IFLA_BRPORT_MRP_RING_OPEN,
    + IFLA_BRPORT_MRP_IN_OPEN,
    __IFLA_BRPORT_MAX
    };
    #define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1)
    --
    2.27.0
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