From: Matan Barak Date: Thu, 14 Jan 2016 15:47:02 +0000 (+0200) Subject: IB/mlx4: Initialize hop_limit when creating address handle X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4e4081673445485aa6bc90383bdb83e7a96cc48a;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git IB/mlx4: Initialize hop_limit when creating address handle Hop limit value wasn't copied from attributes when ah was created. This may influence packets for unconnected services to get dropped in routers when endpoints are not in the same subnet. Fixes: fa417f7b520e ("IB/mlx4: Add support for IBoE") Signed-off-by: Matan Barak Signed-off-by: Doug Ledford --- diff --git a/drivers/infiniband/hw/mlx4/ah.c b/drivers/infiniband/hw/mlx4/ah.c index 86af71351d9a..4fdb2416ee72 100644 --- a/drivers/infiniband/hw/mlx4/ah.c +++ b/drivers/infiniband/hw/mlx4/ah.c @@ -104,6 +104,7 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24)); ah->av.eth.gid_index = mlx4_ib_gid_index_to_real_index(ibdev, ah_attr->port_num, ah_attr->grh.sgid_index); ah->av.eth.vlan = cpu_to_be16(vlan_tag); + ah->av.eth.hop_limit = ah_attr->grh.hop_limit; if (ah_attr->static_rate) { ah->av.eth.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET; while (ah->av.eth.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&