dst_blackhole_update_pmtu
void dst_blackhole_update_pmtu(struct dst_entry *dst, struct sock *sk,
EXPORT_SYMBOL_GPL(dst_blackhole_update_pmtu);
.update_pmtu = dst_blackhole_update_pmtu,
.update_pmtu = dst_blackhole_update_pmtu,
.update_pmtu = dst_blackhole_update_pmtu,