linux-kernel - Re: [PATCH net-next] net: mlx5: Fix compiling error in tls.c

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Message-ID: <CALzJLG8V=jZdMJ_pMZWxieWxm8NEP+48FNaBSnfcNuXMy2xUGw@mail.gmail.com>
Date:   Wed, 10 Jul 2019 22:07:09 -0700
From:   Saeed Mahameed <saeedm@....mellanox.co.il>
To:     Mao Wenan <maowenan@...wei.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Saeed Mahameed <saeedm@...lanox.com>,
        Linux Netdev List <netdev@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next] net: mlx5: Fix compiling error in tls.c

On Wed, Jul 10, 2019 at 2:33 AM Mao Wenan <maowenan@...wei.com> wrote:
>
> There are some errors while compiling tls.c if
> CONFIG_MLX5_FPGA_TLS is not obvious on.
>
> drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c: In function mlx5e_tls_set_ipv4_flow:
> ./include/linux/mlx5/device.h:61:39: error: invalid application of sizeof to incomplete type struct mlx5_ifc_tls_flow_bits
>  #define __mlx5_st_sz_bits(typ) sizeof(struct mlx5_ifc_##typ##_bits)
>                                        ^
> ./include/linux/compiler.h:330:9: note: in definition of macro __compiletime_assert
>    if (!(condition))     \
>          ^~~~~~~~~
> ...
>
> drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c: In function mlx5e_tls_build_netdev:
> drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c:202:13: error: MLX5_ACCEL_TLS_TX undeclared (first use in this function); did you mean __MLX5_ACCEL_TLS_H__?
>   if (caps & MLX5_ACCEL_TLS_TX) {
>              ^~~~~~~~~~~~~~~~~
>              __MLX5_ACCEL_TLS_H__
> drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c:207:13: error: MLX5_ACCEL_TLS_RX undeclared (first use in this function); did you mean MLX5_ACCEL_TLS_TX?
>   if (caps & MLX5_ACCEL_TLS_RX) {
>              ^~~~~~~~~~~~~~~~~
>              MLX5_ACCEL_TLS_TX
> drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c:212:15: error: MLX5_ACCEL_TLS_LRO undeclared (first use in this function); did you mean MLX5_ACCEL_TLS_RX?
>   if (!(caps & MLX5_ACCEL_TLS_LRO)) {
>                ^~~~~~~~~~~~~~~~~~
>                MLX5_ACCEL_TLS_RX
> make[5]: *** [drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.o] Error 1
> make[5]: *** Waiting for unfinished jobs....
> make[4]: *** [drivers/net/ethernet/mellanox/mlx5/core] Error 2
> make[3]: *** [drivers/net/ethernet/mellanox] Error 2
> make[3]: *** Waiting for unfinished jobs....
> make[2]: *** [drivers/net/ethernet] Error 2
> make[2]: *** Waiting for unfinished jobs....
> make[1]: *** [drivers/net] Error 2
> make[1]: *** Waiting for unfinished jobs....
> make: *** [drivers] Error 2
> make: *** Waiting for unfinished jobs....
>
> this patch is to fix this error using 'depends on MLX5_FPGA_TLS' when MLX5_TLS is set.
>

Hi Mao, Thanks for the patch. sorry for the delayed response, I was
out of office.

Actually MLX5_TLS doesn't depend on MLX5_FPGA_TLS anymore.
Tariq prepared a patch to fix this, we will submit it this week.


> Fixes: e2869fb2068b ("net/mlx5: Kconfig, Better organize compilation flags")
>
> Signed-off-by: Mao Wenan <maowenan@...wei.com>
> ---
>  drivers/net/ethernet/mellanox/mlx5/core/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
> index 37fef8c..1da2770 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
> @@ -139,6 +139,7 @@ config MLX5_TLS
>         depends on MLX5_CORE_EN
>         depends on TLS_DEVICE
>         depends on TLS=y || MLX5_CORE=m
> +       depends on MLX5_FPGA_TLS
>         select MLX5_ACCEL
>         default n
>         help
> --
> 2.7.4
>