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IB/mlx5: Mask out unsupported ODP capabilities for kernel QPs

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The ODP handler for WQEs in RQ or SRQ is not implented for kernel QPs.
Therefore don't report support in these if query comes from a kernel user.

Signed-off-by: Moni Shoua <monis@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
This commit is contained in:
Moni Shoua 2020-01-15 14:43:36 +02:00 committed by Leon Romanovsky
parent 4835709176
commit a73a895588
1 changed files with 17 additions and 0 deletions
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17
drivers/infiniband/hw/mlx5/main.c
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@ -1015,6 +1015,23 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
if (dev->odp_caps.general_caps & IB_ODP_SUPPORT)
props->device_cap_flags |= IB_DEVICE_ON_DEMAND_PAGING;
props->odp_caps = dev->odp_caps;
if (!uhw) {
/* ODP for kernel QPs is not implemented for receive
* WQEs and SRQ WQEs
*/
props->odp_caps.per_transport_caps.rc_odp_caps &=
~(IB_ODP_SUPPORT_READ |
IB_ODP_SUPPORT_SRQ_RECV);
props->odp_caps.per_transport_caps.uc_odp_caps &=
~(IB_ODP_SUPPORT_READ |
IB_ODP_SUPPORT_SRQ_RECV);
props->odp_caps.per_transport_caps.ud_odp_caps &=
~(IB_ODP_SUPPORT_READ |
IB_ODP_SUPPORT_SRQ_RECV);
props->odp_caps.per_transport_caps.xrc_odp_caps &=
~(IB_ODP_SUPPORT_READ |
IB_ODP_SUPPORT_SRQ_RECV);
}
}
if (MLX5_CAP_GEN(mdev, cd))