Current code limits UD QPs message size to 2K while MTU is set to 4K.
This patch sets message size to 4K.

Signed-off-by: Alex Naslednikov <[EMAIL PROTECTED]>
Signed-off-by: Eli Cohen <[EMAIL PROTECTED]>
---
 drivers/infiniband/hw/mlx4/qp.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index f7bc7dd..f29dbb7 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -902,7 +902,7 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
                        context->mtu_msgmax = (IB_MTU_4096 << 5) |
                                              ilog2(dev->dev->caps.max_gso_sz);
                else
-                       context->mtu_msgmax = (IB_MTU_4096 << 5) | 11;
+                       context->mtu_msgmax = (IB_MTU_4096 << 5) | 12;
        } else if (attr_mask & IB_QP_PATH_MTU) {
                if (attr->path_mtu < IB_MTU_256 || attr->path_mtu > 
IB_MTU_4096) {
                        printk(KERN_ERR "path MTU (%u) is invalid\n",
-- 
1.5.6

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