Signed-off-by: Hans Schultz <netdev@xxxxxxxxxxxxxxxxxxxx> --- include/uapi/linux/if_link.h | 1 + include/uapi/linux/neighbour.h | 11 ++++++++++- 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index 7494cffb..58a002de 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -559,6 +559,7 @@ enum { IFLA_BRPORT_MCAST_EHT_HOSTS_LIMIT, IFLA_BRPORT_MCAST_EHT_HOSTS_CNT, IFLA_BRPORT_LOCKED, + IFLA_BRPORT_MAB, __IFLA_BRPORT_MAX }; #define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1) diff --git a/include/uapi/linux/neighbour.h b/include/uapi/linux/neighbour.h index a998bf76..cc7d540e 100644 --- a/include/uapi/linux/neighbour.h +++ b/include/uapi/linux/neighbour.h @@ -52,7 +52,9 @@ enum { #define NTF_STICKY (1 << 6) #define NTF_ROUTER (1 << 7) /* Extended flags under NDA_FLAGS_EXT: */ -#define NTF_EXT_MANAGED (1 << 0) +#define NTF_EXT_MANAGED (1 << 0) +#define NTF_EXT_LOCKED (1 << 1) +#define NTF_EXT_BLACKHOLE (1 << 2) /* * Neighbor Cache Entry States. @@ -86,6 +88,13 @@ enum { * NTF_EXT_MANAGED flagged neigbor entries are managed by the kernel on behalf * of a user space control plane, and automatically refreshed so that (if * possible) they remain in NUD_REACHABLE state. + * + * NTF_EXT_LOCKED flagged FDB entries are placeholder entries used with the + * locked port feature, that ensures that an entry exists while at the same + * time dropping packets on ingress with src MAC and VID matching the entry. + * + * NTF_EXT_BLACKHOLE flagged FDB entries ensure that no forwarding is allowed + * from any port to the destination MAC, VID pair associated with it. */ struct nda_cacheinfo { -- 2.34.1