IB/mlx4: Set GRH:HopLimit when sending globally routed MADs

This is the same issue discovered in mthca by Rolf Manderscheid <rvm@obsidianresearch.com>. Signed-off-by: Roland Dreier <rolandd@cisco.com>
git-mirror · May 19, 2007 · 1526130 · 1526130
1 parent 3f37cae
commit 1526130
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
@@ -952,6 +952,7 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_send_wr *wr,
 			(be32_to_cpu(ah->av.sl_tclass_flowlabel) >> 20) & 0xff;
 		sqp->ud_header.grh.flow_label    =
 			ah->av.sl_tclass_flowlabel & cpu_to_be32(0xfffff);
+		sqp->ud_header.grh.hop_limit     = ah->av.hop_limit;
 		ib_get_cached_gid(ib_dev, be32_to_cpu(ah->av.port_pd) >> 24,
 				  ah->av.gid_index, &sqp->ud_header.grh.source_gid);
 		memcpy(sqp->ud_header.grh.destination_gid.raw,