mlx5: Fix masking service level in mlx5_create_ah

[ Upstream commit 3097859 ] Fix masking of service level when creating AH to 4 bits in case of IB link layer to match PRM definition. Fixes: 4e0c234 ("mlx5: Fix SL to Ethernet priority conversion") Signed-off-by: Michael Guralnik <[email protected]> Signed-off-by: Yishai Hadas <[email protected]> Signed-off-by: Nicolas Morey-Chaisemartin <[email protected]>
linux-rdma · Apr 24, 2019 · cfcd41c · cfcd41c
1 parent 3d01f9b
commit cfcd41c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/providers/mlx5/verbs.c b/providers/mlx5/verbs.c
@@ -1746,7 +1746,7 @@ struct ibv_ah *mlx5_create_ah(struct ibv_pd *pd, struct ibv_ah_attr *attr)
 		ah->av.fl_mlid = attr->src_path_bits & 0x7f;
 		ah->av.rlid = htobe16(attr->dlid);
 		grh = 1;
-		ah->av.stat_rate_sl = (static_rate << 4) | (attr->sl & 0x7);
+		ah->av.stat_rate_sl = (static_rate << 4) | (attr->sl & 0xf);
 	}
 	if (attr->is_global) {
 		ah->av.tclass = attr->grh.traffic_class;