linux-kernel - Re: [PATCH 11/15] sgi-xp: Remove the now superfluous sentinel element from ctl

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Message-ID: <ZRW9Eywl831h/YhW@swahl-home.5wahls.com>
Date:   Thu, 28 Sep 2023 12:51:15 -0500
From:   Steve Wahl <steve.wahl@....com>
To:     j.granados@...sung.com
Cc:     Luis Chamberlain <mcgrof@...nel.org>, willy@...radead.org,
        josh@...htriplett.org, Kees Cook <keescook@...omium.org>,
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Subject: Re: [PATCH 11/15] sgi-xp: Remove the now superfluous sentinel
 element from ctl_table array

On Thu, Sep 28, 2023 at 03:21:36PM +0200, Joel Granados via B4 Relay wrote:
> From: Joel Granados <j.granados@...sung.com>
> 
> This commit comes at the tail end of a greater effort to remove the
> empty elements at the end of the ctl_table arrays (sentinels) which
> will reduce the overall build time size of the kernel and run time
> memory bloat by ~64 bytes per sentinel (further information Link :
> https://lore.kernel.org/all/ZO5Yx5JFogGi%2FcBo@bombadil.infradead.org/)
> 
> Remove sentinel from xpc_sys_xpc_hb and xpc_sys_xpc
> 
> Signed-off-by: Joel Granados <j.granados@...sung.com>
> ---
>  drivers/misc/sgi-xp/xpc_main.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/misc/sgi-xp/xpc_main.c b/drivers/misc/sgi-xp/xpc_main.c
> index 6da509d692bb..c898092ff3ac 100644
> --- a/drivers/misc/sgi-xp/xpc_main.c
> +++ b/drivers/misc/sgi-xp/xpc_main.c
> @@ -109,8 +109,7 @@ static struct ctl_table xpc_sys_xpc_hb[] = {
>  	 .mode = 0644,
>  	 .proc_handler = proc_dointvec_minmax,
>  	 .extra1 = &xpc_hb_check_min_interval,
> -	 .extra2 = &xpc_hb_check_max_interval},
> -	{}
> +	 .extra2 = &xpc_hb_check_max_interval}
>  };
>  static struct ctl_table xpc_sys_xpc[] = {
>  	{
> @@ -120,8 +119,7 @@ static struct ctl_table xpc_sys_xpc[] = {
>  	 .mode = 0644,
>  	 .proc_handler = proc_dointvec_minmax,
>  	 .extra1 = &xpc_disengage_min_timelimit,
> -	 .extra2 = &xpc_disengage_max_timelimit},
> -	{}
> +	 .extra2 = &xpc_disengage_max_timelimit}
>  };
>  
>  static struct ctl_table_header *xpc_sysctl;
> 
> -- 
> 2.30.2
> 

I assume you'll match the rest of the changes with regards to the
trailing comma.

Reviewed-by: Steve Wahl <steve.wahl@....com>

-- 
Steve Wahl, Hewlett Packard Enterprise