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Date: Fri, 26 Apr 2024 08:58:53 -0400
From: Chuck Lever <chuck.lever@...cle.com>
To: j.granados@...sung.com
Cc: "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Alexander Aring <alex.aring@...il.com>,
        Stefan Schmidt <stefan@...enfreihafen.org>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        David Ahern <dsahern@...nel.org>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Matthieu Baerts <matttbe@...nel.org>,
        Mat Martineau <martineau@...nel.org>,
        Geliang Tang <geliang@...nel.org>, Ralf Baechle <ralf@...ux-mips.org>,
        Remi Denis-Courmont <courmisch@...il.com>,
        Allison Henderson <allison.henderson@...cle.com>,
        David Howells <dhowells@...hat.com>,
        Marc Dionne <marc.dionne@...istor.com>,
        Marcelo Ricardo Leitner <marcelo.leitner@...il.com>,
        Xin Long <lucien.xin@...il.com>, Wenjia Zhang <wenjia@...ux.ibm.com>,
        Jan Karcher <jaka@...ux.ibm.com>,
        "D. Wythe" <alibuda@...ux.alibaba.com>,
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        Pablo Neira Ayuso <pablo@...filter.org>,
        Jozsef Kadlecsik <kadlec@...filter.org>,
        Florian Westphal <fw@...len.de>, Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <razor@...ckwall.org>,
        Simon Horman <horms@...ge.net.au>, Julian Anastasov <ja@....bg>,
        Joerg Reuter <jreuter@...na.de>, Luis Chamberlain <mcgrof@...nel.org>,
        Kees Cook <keescook@...omium.org>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, dccp@...r.kernel.org,
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Subject: Re: [PATCH v5 4/8] net: sunrpc: Remove the now superfluous sentinel
 elements from ctl_table array

On Fri, Apr 26, 2024 at 12:46:56PM +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 element from ctl_table structs.
> 
> Signed-off-by: Joel Granados <j.granados@...sung.com>
> ---
>  net/sunrpc/sysctl.c             | 1 -
>  net/sunrpc/xprtrdma/svc_rdma.c  | 1 -
>  net/sunrpc/xprtrdma/transport.c | 1 -
>  net/sunrpc/xprtsock.c           | 1 -
>  4 files changed, 4 deletions(-)
> 
> diff --git a/net/sunrpc/sysctl.c b/net/sunrpc/sysctl.c
> index 93941ab12549..5f3170a1c9bb 100644
> --- a/net/sunrpc/sysctl.c
> +++ b/net/sunrpc/sysctl.c
> @@ -160,7 +160,6 @@ static struct ctl_table debug_table[] = {
>  		.mode		= 0444,
>  		.proc_handler	= proc_do_xprt,
>  	},
> -	{ }
>  };
>  
>  void
> diff --git a/net/sunrpc/xprtrdma/svc_rdma.c b/net/sunrpc/xprtrdma/svc_rdma.c
> index f86970733eb0..474f7a98fe9e 100644
> --- a/net/sunrpc/xprtrdma/svc_rdma.c
> +++ b/net/sunrpc/xprtrdma/svc_rdma.c
> @@ -209,7 +209,6 @@ static struct ctl_table svcrdma_parm_table[] = {
>  		.extra1		= &zero,
>  		.extra2		= &zero,
>  	},
> -	{ },
>  };
>  
>  static void svc_rdma_proc_cleanup(void)
> diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
> index 29b0562d62e7..9a8ce5df83ca 100644
> --- a/net/sunrpc/xprtrdma/transport.c
> +++ b/net/sunrpc/xprtrdma/transport.c
> @@ -137,7 +137,6 @@ static struct ctl_table xr_tunables_table[] = {
>  		.mode		= 0644,
>  		.proc_handler	= proc_dointvec,
>  	},
> -	{ },
>  };
>  
>  #endif
> diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
> index bb9b747d58a1..f62f7b65455b 100644
> --- a/net/sunrpc/xprtsock.c
> +++ b/net/sunrpc/xprtsock.c
> @@ -160,7 +160,6 @@ static struct ctl_table xs_tunables_table[] = {
>  		.mode		= 0644,
>  		.proc_handler	= proc_dointvec_jiffies,
>  	},
> -	{ },
>  };
>  
>  /*
> 
> -- 
> 2.43.0
> 

Acked-by: Chuck Lever <chuck.lever@...cle.com>


-- 
Chuck Lever

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