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| author | Vladimir Sokolovsky <vlad@mellanox.co.il> | 2008-10-08 20:09:01 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-10-08 20:09:01 -0700 |
| commit | d57f5f72df1b0da501c4b55e56a1040b1631c1f3 (patch) | |
| tree | f383afb1c188425fe93b6acfb788a0ef14420246 /drivers/infiniband | |
| parent | 9824b8f11373b0df806c135a342da9319ef1d893 (diff) | |
| download | lwn-d57f5f72df1b0da501c4b55e56a1040b1631c1f3.tar.gz lwn-d57f5f72df1b0da501c4b55e56a1040b1631c1f3.zip | |
IB/mlx4: Set RLKEY bit for kernel QPs
Set RLKEY bit in the HW context for kernel QPs so that kernel QPs can
use the reserved L_Key for memory reference.
Signed-off-by: Vladimir Sokolovsky <vlad@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | 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 9559248f265b..baa01deb2436 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 |