Commit 75e46fc0 authored Aug 19, 2019 by Michael Guralnik Committed by Jason Gunthorpe Aug 28, 2019

IB/mlx5: Add page fault handler for DC initiator WQE

Parsing DC initiator WQEs upon page fault requires skipping an address
vector segment, as in UD WQEs.

Link: https://lore.kernel.org/r/20190819120815.21225-4-leon@kernel.org


Signed-off-by: Michael Guralnik <michaelgur@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

parent 29af9498

drivers/infiniband/hw/mlx5/odp.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -1050,7 +1050,8 @@ static int mlx5_ib_mr_initiator_pfault_handler(
		if (qp->ibqp.qp_type == IB_QPT_XRC_INI)
		*wqe += sizeof(struct mlx5_wqe_xrc_seg);

		if (qp->ibqp.qp_type == IB_QPT_UD) {
		if (qp->ibqp.qp_type == IB_QPT_UD \|\|
		qp->qp_sub_type == MLX5_IB_QPT_DCI) {
		av = *wqe;
		if (av->dqp_dct & cpu_to_be32(MLX5_EXTENDED_UD_AV))
		*wqe += sizeof(struct mlx5_av);

Admin message