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authorMatan Barak <[email protected]>2016-01-14 17:47:02 +0200
committerDoug Ledford <[email protected]>2016-01-19 15:24:53 -0500
commit4e4081673445485aa6bc90383bdb83e7a96cc48a (patch)
treedb492487dfa1713da8ee587fb847703fe105a7c7
parent9f17768611ebf81dfac69948dd12622b6f2e45fc (diff)
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 <[email protected]> Signed-off-by: Doug Ledford <[email protected]>
-rw-r--r--drivers/infiniband/hw/mlx4/ah.c1
1 files changed, 1 insertions, 0 deletions
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 &&