linux-kernel - Re: [PATCH net-next] lib/win_minmax: export symbol of minmax_running

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Message-ID: <20230413171918.GX17993@unreal>
Date:   Thu, 13 Apr 2023 20:19:18 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Yixin Shen <bobankhshen@...il.com>
Cc:     linux-kernel@...r.kernel.org, rdunlap@...radead.org,
        akpm@...ux-foundation.org, netdev@...r.kernel.org,
        davem@...emloft.net, edumazet@...gle.com, ncardwell@...gle.com
Subject: Re: [PATCH net-next] lib/win_minmax: export symbol of
 minmax_running_min

On Thu, Apr 13, 2023 at 04:47:26PM +0000, Yixin Shen wrote:
> This commit export the symbol of the function minmax_running_min
> to make it accessible to dynamically loaded modules. It can make
> this library more general, especially for those congestion
> control algorithm modules who wants to implement a windowed min
> filter.
> 
> Signed-off-by: Yixin Shen <bobankhshen@...il.com>
> ---
>  lib/win_minmax.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/lib/win_minmax.c b/lib/win_minmax.c
> index ec10506834b6..1682e614309c 100644
> --- a/lib/win_minmax.c
> +++ b/lib/win_minmax.c
> @@ -97,3 +97,4 @@ u32 minmax_running_min(struct minmax *m, u32 win, u32 t, u32 meas)
>  
>  	return minmax_subwin_update(m, win, &val);
>  }
> +EXPORT_SYMBOL(minmax_running_min);

Please provide in-tree kernel user for that EXPORT_SYMBOL.

Thanks

> -- 
> 2.25.1
>