IB/mlx4: Don't update QP1 in native mode

For native functions (non-SR-IOV), there's no reason to update
the smac_index, as QP1 is a GSI QP.

Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 657ce0f810fd..6ad7f7a0e464 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -1645,6 +1645,10 @@ static void mlx4_ib_update_qps(struct mlx4_ib_dev *ibdev,
 
         atomic64_set(&ibdev->iboe.mac[port - 1], new_smac);
 
+        /* no need for update QP1 and mac registration in non-SRIOV */
+        if (!mlx4_is_mfunc(ibdev->dev))
+                return;
+
         mutex_lock(&ibdev->qp1_proxy_lock[port - 1]);
         qp = ibdev->qp1_proxy[port - 1];
         if (qp) {