Re: [dpdk-stable] [PATCH v3] net/mlx5: fix modify actions support limitation

[Raslan Darawsheh <rasland@mellanox.com>]

Hi,
> -----Original Message-----
> From: Bing Zhao <bingz@mellanox.com>
> Sent: Monday, January 20, 2020 11:43 AM
> To: Ori Kam <orika@mellanox.com>; Slava Ovsiienko
> <viacheslavo@mellanox.com>; Raslan Darawsheh <rasland@mellanox.com>;
> Matan Azrad <matan@mellanox.com>
> Cc: dev@dpdk.org; stable@dpdk.org
> Subject: [PATCH v3] net/mlx5: fix modify actions support limitation
> 
> In the root table, there is some limitation of total number of header
> modify actions, 16 or 8 for each. But in other tables, there is no
> such strict limitation. In an IPv6 case, the IP fields modifying
> will occupy more actions than that in IPv4, so the total support
> number should be increased in order to support as many actions as
> possible for an IPv6 + TCP packet.
> And in the meanwhile, the memory consumption should also be taken
> into consideration because sometimes only several actions are needed.
> The root table checking could also be done in low layer driver and
> the error code will be returned if the actions number is over the
> maximal supported value.
> 
> Fixes: 0e9d00027686 ("net/mlx5: check maximum modify actions number")
> Signed-off-by: Bing Zhao <bingz@mellanox.com>
> ---
>  drivers/net/mlx5/mlx5_flow.h    |  15 +++---
>  drivers/net/mlx5/mlx5_flow_dv.c | 108 ++++++++++++++++++++++---------
> ---------
>  2 files changed, 68 insertions(+), 55 deletions(-)
> 
> diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
> index e42c98a..2e94371 100644
> --- a/drivers/net/mlx5/mlx5_flow.h
> +++ b/drivers/net/mlx5/mlx5_flow.h


Added  Cc: stable@dpdk.org

Patch applied to next-net-mlx,

Kindest regards,
Raslan Darawsheh