iplink: new option to set neigh suppression on a bridge port

[mirror_iproute2.git] / bridge / link.c

diff --git a/bridge/link.c b/bridge/link.c
index 93472ad3699e39bb4175d96c74993981b7df7e6c..d3a211ef01dc66b9f00115cc4121ec4b601d3b24 100644 (file)
--- a/bridge/link.c
+++ b/bridge/link.c
@@ -198,6 +198,9 @@ int print_linkinfo(const struct sockaddr_nl *who,
                                if (prtb[IFLA_BRPORT_MCAST_FLOOD])
                                        print_onoff(fp, "mcast_flood",
                                                    rta_getattr_u8(prtb[IFLA_BRPORT_MCAST_FLOOD]));
+                               if (prtb[IFLA_BRPORT_NEIGH_SUPPRESS])
+                                       print_onoff(fp, "neigh_suppress",
+                                                   rta_getattr_u8(prtb[IFLA_BRPORT_NEIGH_SUPPRESS]));
                        }
                } else
                        print_portstate(fp, rta_getattr_u8(tb[IFLA_PROTINFO]));
@@ -266,6 +269,7 @@ static int brlink_modify(int argc, char **argv)
                .ifm.ifi_family = PF_BRIDGE,
        };
        char *d = NULL;
+       __s8 neigh_suppress = -1;
        __s8 learning = -1;
        __s8 learning_sync = -1;
        __s8 flood = -1;
@@ -355,6 +359,11 @@ static int brlink_modify(int argc, char **argv)
                        flags |= BRIDGE_FLAGS_SELF;
                } else if (strcmp(*argv, "master") == 0) {
                        flags |= BRIDGE_FLAGS_MASTER;
+               } else if (strcmp(*argv, "neigh_suppress") == 0) {
+                       NEXT_ARG();
+                       if (!on_off("neigh_suppress", &neigh_suppress,
+                                   *argv))
+                               return -1;
                } else {
                        usage();
                }
@@ -407,6 +416,10 @@ static int brlink_modify(int argc, char **argv)
        if (state >= 0)
                addattr8(&req.n, sizeof(req), IFLA_BRPORT_STATE, state);
 
+       if (neigh_suppress != -1)
+               addattr8(&req.n, sizeof(req), IFLA_BRPORT_NEIGH_SUPPRESS,
+                        neigh_suppress);
+
        addattr_nest_end(&req.n, nest);
 
        /* IFLA_AF_SPEC nested attribute. Contains IFLA_BRIDGE_FLAGS that