mlx5dv_create_flow_action_modify_header (3) - Linux Man Pages

mlx5dv_create_flow_action_modify_header: Flow action modify header for

NAME

mlx5dv_create_flow_action_modify_header - Flow action modify header for mlx5 provider

SYNOPSIS

#include <infiniband/mlx5dv.h>

struct ibv_flow_action *
mlx5dv_create_flow_action_modify_header(struct ibv_context *ctx,
                    size_t actions_sz,
                    uint64_t actions[],
                    enum mlx5dv_flow_table_type ft_type)

DESCRIPTION

Create a modify header flow steering action, it allows mutating a packet header.

ARGUMENTS

ctx
RDMA device context to create the action on.
actions_sz
The size of actions buffer in bytes.
actions
A buffer which contains modify actions provided in device spec format (i.e. be64).
ft_type
Defines the flow table type to which the modify header action will be attached.

MLX5DV_FLOW_TABLE_TYPE_NIC_RX: RX FLOW TABLE

MLX5DV_FLOW_TABLE_TYPE_NIC_TX: TX FLOW TABLE

RETURN VALUE

Upon success mlx5dv_create_flow_action_modify_header will return a new struct ibv_flow_action object, on error NULL will be returned and errno will be set.