Hi,
> -----Original Message-----
> From: Viacheslav Ovsiienko <viachesl...@nvidia.com>
> Sent: Friday, November 20, 2020 4:48 PM
> To: dev@dpdk.org
> Cc: Raslan Darawsheh <rasl...@nvidia.com>; Matan Azrad
> <ma...@nvidia.com>; Ori Kam <or...@nvidia.com>; NBU-Contact-Thomas
> Monjalon <tho...@monjalon.net>; xiangxia.m....@gmail.com;
> sta...@dpdk.org
> Subject: [PATCH v3] net/mlx5: check the reg available for metadata action
>
> From: Tonghao Zhang <xiangxia.m....@gmail.com>
>
> If user don't set the dv_xmeta_en to 1 or 2,
> in the flow_dv_convert_action_set_meta function:
>
> - flow_dv_get_metadata_reg may return the REG_NONE,
> when MLX5_METADATA_FDB enabled for metadata set action.
>
> - reg_to_field(REG_NONE) returns MLX5_MODI_OUT_NONE,
> that is invalid and rdma-core fails.
>
> The rdma-core calltrace:
> dr_action_create_modify_action
> dr_actions_convert_modify_header
> dr_action_modify_sw_to_hw
> dr_action_modify_sw_to_hw_set
> dr_ste_get_modify_hdr_hw_field
>
> Fixes: fcc8d2f716fd ("net/mlx5: extend flow metadata support")
> Cc: sta...@dpdk.org
>
> Signed-off-by: Tonghao Zhang <xiangxia.m....@gmail.com>
> Signed-off-by: Viacheslav Ovsiienko <viachesl...@nvidia.com>
> ---
Patch applied to next-net-mlx,
Kindest regards,
Raslan Darawsheh
