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Commit 15261303 authored by Roland Dreier's avatar Roland Dreier
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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: default avatarRoland Dreier <rolandd@cisco.com>
parent 3f37cae6

drivers/infiniband/hw/mlx4/qp.c

+1 −0
Original line number Diff line number Diff line
@@ -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,