netdev - Re: [PATCH] IPVS: Removed unused conntrack sysctl entry

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Date:	Sun, 25 Sep 2011 11:29:12 +0300 (EEST)
From:	Julian Anastasov <ja@....bg>
To:	Simon Horman <horms@...ge.net.au>
cc:	lvs-devel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] IPVS: Removed unused conntrack sysctl entry


	Hello,

On Sun, 25 Sep 2011, Simon Horman wrote:

> This does not appear to be used anywhere.
> 
> Signed-off-by: Simon Horman <horms@...ge.net.au>
> ---
>  net/netfilter/ipvs/ip_vs_ctl.c |   11 -----------
>  1 files changed, 0 insertions(+), 11 deletions(-)
> 
> Julian, I cant see any users of this sysctl in the current code.
> Am I missing something?

	It is used, see ip_vs_conntrack_enabled() in
include/net/ip_vs.h, after the netns changes the var is
named sysctl_conntrack.

> diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
> index 36f4495..49befca 100644
> --- a/net/netfilter/ipvs/ip_vs_ctl.c
> +++ b/net/netfilter/ipvs/ip_vs_ctl.c
> @@ -1605,14 +1605,6 @@ static struct ctl_table vs_vars[] = {
>  		.mode		= 0644,
>  		.proc_handler	= proc_do_defense_mode,
>  	},
> -#ifdef CONFIG_IP_VS_NFCT
> -	{
> -		.procname	= "conntrack",
> -		.maxlen		= sizeof(int),
> -		.mode		= 0644,
> -		.proc_handler	= &proc_dointvec,
> -	},
> -#endif
>  	{
>  		.procname	= "secure_tcp",
>  		.maxlen		= sizeof(int),
> @@ -3535,9 +3527,6 @@ int __net_init __ip_vs_control_init_sysctl(struct net *net)
>  	tbl[idx++].data = &ipvs->sysctl_am_droprate;
>  	tbl[idx++].data = &ipvs->sysctl_drop_entry;
>  	tbl[idx++].data = &ipvs->sysctl_drop_packet;
> -#ifdef CONFIG_IP_VS_NFCT
> -	tbl[idx++].data = &ipvs->sysctl_conntrack;
> -#endif
>  	tbl[idx++].data = &ipvs->sysctl_secure_tcp;
>  	ipvs->sysctl_snat_reroute = 1;
>  	tbl[idx++].data = &ipvs->sysctl_snat_reroute;
> -- 
> 1.7.5.4

Regards

--
Julian Anastasov <ja@....bg>
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