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Date:   Mon, 16 Mar 2020 11:42:01 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Nathan Chancellor <natechancellor@...il.com>
Cc:     paulb@...lanox.com, "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        jiri@...lanox.com, Network Development <netdev@...r.kernel.org>,
        ozsh@...lanox.com, roid@...lanox.com,
        Saeed Mahameed <saeedm@...lanox.com>, vladbu@...lanox.com,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH -next] net/mlx5: Add missing inline to stub esw_add_restore_rule

On Fri, Mar 13, 2020 at 8:41 PM Nathan Chancellor
<natechancellor@...il.com> wrote:
>
> When CONFIG_MLX5_ESWITCH is unset, clang warns:
>
> In file included from drivers/net/ethernet/mellanox/mlx5/core/main.c:58:
> drivers/net/ethernet/mellanox/mlx5/core/eswitch.h:670:1: warning: unused
> function 'esw_add_restore_rule' [-Wunused-function]
> esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag)
> ^
> 1 warning generated.
>
> This stub function is missing inline; add it to suppress the warning.
>
> Fixes: 11b717d61526 ("net/mlx5: E-Switch, Get reg_c0 value on CQE")
> Signed-off-by: Nathan Chancellor <natechancellor@...il.com>

Yep, thanks for the patch!
Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>

> ---
>  drivers/net/ethernet/mellanox/mlx5/core/eswitch.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
> index 2e0417dd8ce3..470a16e63242 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
> @@ -666,7 +666,7 @@ static inline const u32 *mlx5_esw_query_functions(struct mlx5_core_dev *dev)
>
>  static inline void mlx5_eswitch_update_num_of_vfs(struct mlx5_eswitch *esw, const int num_vfs) {}
>
> -static struct mlx5_flow_handle *
> +static inline struct mlx5_flow_handle *
>  esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag)
>  {
>         return ERR_PTR(-EOPNOTSUPP);
> --
> 2.26.0.rc1
>
> --
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-- 
Thanks,
~Nick Desaulniers

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