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authorMaor Gottlieb <maorg@nvidia.com>2021-03-18 16:51:23 +0300
committerJason Gunthorpe <jgg@nvidia.com>2021-03-26 17:52:47 +0300
commitc73700806d4e430d182c2be069d230076818a99a (patch)
tree443203a068a7b788d2ebe5435dfcb2d440b66b0e /drivers/infiniband/hw
parent49695e95ceea08913e7355c9914a25ddffc504ba (diff)
downloadlinux-c73700806d4e430d182c2be069d230076818a99a.tar.xz
RDMA/mlx5: Fix drop packet rule in egress table
Initial drop action support missed that drop action can be added to egress flow tables as well. Add the missing support. This requires making sure that dest_type isn't set to PORT which in turn exposes a possibility of passing dst while indicating number of dsts as zero. Explicitly check for number of dsts and pass the appropriate pointer. Fixes: f29de9eee782 ("RDMA/mlx5: Add support for drop action in DV steering") Link: https://lore.kernel.org/r/20210318135123.680759-1-leon@kernel.org Reviewed-by: Mark Bloch <markb@nvidia.com> Signed-off-by: Maor Gottlieb <maorg@nvidia.com> Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw')
-rw-r--r--drivers/infiniband/hw/mlx5/fs.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/mlx5/fs.c b/drivers/infiniband/hw/mlx5/fs.c
index 25da0b05b4e2..f0af3f1ae039 100644
--- a/drivers/infiniband/hw/mlx5/fs.c
+++ b/drivers/infiniband/hw/mlx5/fs.c
@@ -1528,8 +1528,8 @@ static struct mlx5_ib_flow_handler *raw_fs_rule_add(
dst_num++;
}
- handler = _create_raw_flow_rule(dev, ft_prio, dst, fs_matcher,
- flow_context, flow_act,
+ handler = _create_raw_flow_rule(dev, ft_prio, dst_num ? dst : NULL,
+ fs_matcher, flow_context, flow_act,
cmd_in, inlen, dst_num);
if (IS_ERR(handler)) {
@@ -1885,8 +1885,9 @@ static int get_dests(struct uverbs_attr_bundle *attrs,
else
*dest_id = mqp->raw_packet_qp.rq.tirn;
*dest_type = MLX5_FLOW_DESTINATION_TYPE_TIR;
- } else if (fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_EGRESS ||
- fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_RDMA_TX) {
+ } else if ((fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_EGRESS ||
+ fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_RDMA_TX) &&
+ !(*flags & MLX5_IB_ATTR_CREATE_FLOW_FLAGS_DROP)) {
*dest_type = MLX5_FLOW_DESTINATION_TYPE_PORT;
}