On 16/03/2022 17:08, Tobias Waldekranz wrote: > Make it possible to change the port state in a given MSTI by extending > the bridge port netlink interface (RTM_SETLINK on PF_BRIDGE).The > proposed iproute2 interface would be: > > bridge mst set dev <PORT> msti <MSTI> state <STATE> > > Current states in all applicable MSTIs can also be dumped via a > corresponding RTM_GETLINK. The proposed iproute interface looks like > this: > > $ bridge mst > port msti > vb1 0 > state forwarding > 100 > state disabled > vb2 0 > state forwarding > 100 > state forwarding > > The preexisting per-VLAN states are still valid in the MST > mode (although they are read-only), and can be queried as usual if one > is interested in knowing a particular VLAN's state without having to > care about the VID to MSTI mapping (in this example VLAN 20 and 30 are > bound to MSTI 100): > > $ bridge -d vlan > port vlan-id > vb1 10 > state forwarding mcast_router 1 > 20 > state disabled mcast_router 1 > 30 > state disabled mcast_router 1 > 40 > state forwarding mcast_router 1 > vb2 10 > state forwarding mcast_router 1 > 20 > state forwarding mcast_router 1 > 30 > state forwarding mcast_router 1 > 40 > state forwarding mcast_router 1 > > Signed-off-by: Tobias Waldekranz <tobias@xxxxxxxxxxxxxx> > --- > include/uapi/linux/if_bridge.h | 16 +++++ > include/uapi/linux/rtnetlink.h | 1 + > net/bridge/br_mst.c | 126 +++++++++++++++++++++++++++++++++ > net/bridge/br_netlink.c | 44 +++++++++++- > net/bridge/br_private.h | 23 ++++++ > 5 files changed, 209 insertions(+), 1 deletion(-) > Acked-by: Nikolay Aleksandrov <razor@xxxxxxxxxxxxx>
