IFLA_BRPORT_LEARNING_SYNC 319 include/uapi/linux/if_link.h IFLA_BRPORT_LEARNING_SYNC, /* mac learning sync from device */ IFLA_BRPORT_LEARNING_SYNC 319 tools/include/uapi/linux/if_link.h IFLA_BRPORT_LEARNING_SYNC, /* mac learning sync from device */