[ofa-general] [PATCH] IB/mlx4: Set RLKEY bit in QP context

[Vladimir Sokolovsky]

Set RLKEY bit in QP context so that QP can use Reserved	L_Key for
memory reference.

Signed-off-by: Vladimir Sokolovsky <vlad at mellanox.co.il>
---
  drivers/infiniband/hw/mlx4/qp.c |    3 +++
  1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 9559248..baa01de 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1058,6 +1058,9 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
  	else
  		sqd_event = 0;

+	if (!ibqp->uobject && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT)
+		context->rlkey |= (1 << 4);
+
  	/*
  	 * Before passing a kernel QP to the HW, make sure that the
  	 * ownership bits of the send queue are set and the SQ
-- 
1.6.0.2.307.gc427