On Sun, Jan 03, 2016 at 03:59:11PM +0200, Matan Barak wrote: > @@ -434,6 +434,7 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num, > int ret; > enum rdma_network_type net_type = RDMA_NETWORK_IB; > enum ib_gid_type gid_type = IB_GID_TYPE_IB; > + int hoplimit = grh->hop_limit; > ah_attr->grh.flow_label = flow_class & 0xFFFFF; > - ah_attr->grh.hop_limit = 0xFF; > + ah_attr->grh.hop_limit = hoplimit; No, this is wrong for IB. Please be careful to follow the IB specification language for computing a hop limit on a reversible path. No idea about rocee, but I can't believe using grh->hop_limit is right there either. Jason -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html