From: Eran Ben Elisha Date: Mon, 15 Jun 2015 14:59:04 +0000 (+0300) Subject: IB/mlx4: Set VF to read from QP counters X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=7193a141eb74579ce7ff242c9f842a5c36c4bf69;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git IB/mlx4: Set VF to read from QP counters As IB VFs are not capable to read the port counters through MADs, move there to read their own QP counters to gather statistics. Signed-off-by: Eran Ben Elisha Signed-off-by: Hadar Hen Zion Signed-off-by: Or Gerlitz Signed-off-by: David S. Miller --- diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 74ca13f89709..bc698b14683f 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -869,10 +869,12 @@ int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, struct ib_wc *in_wc, struct ib_grh *in_grh, struct ib_mad *in_mad, struct ib_mad *out_mad) { + struct mlx4_ib_dev *dev = to_mdev(ibdev); switch (rdma_port_get_link_layer(ibdev, port_num)) { case IB_LINK_LAYER_INFINIBAND: - return ib_process_mad(ibdev, mad_flags, port_num, in_wc, - in_grh, in_mad, out_mad); + if (!mlx4_is_slave(dev->dev)) + return ib_process_mad(ibdev, mad_flags, port_num, in_wc, + in_grh, in_mad, out_mad); case IB_LINK_LAYER_ETHERNET: return iboe_process_mad(ibdev, mad_flags, port_num, in_wc, in_grh, in_mad, out_mad);