Subject: Re: linux-next: manual merge of the netfilter-next tree with the netfilter tree

From: Stephen Rothwell <[email-masked]>
Date: Tue, 19 Oct 2021 10:13:30 +1100

Hi all,

On Fri, 15 Oct 2021 13:00:22 +1100 Stephen Rothwell <[email-masked]> wrote:
>
> Today's linux-next merge of the netfilter-next tree got a conflict in:
> 
>   net/netfilter/ipvs/ip_vs_ctl.c
> 
> between commit:
> 
>   174c37627894 ("netfilter: ipvs: make global sysctl readonly in non-init netns")
> 
> from the netfilter tree and commit:
> 
>   2232642ec3fb ("ipvs: add sysctl_run_estimation to support disable estimation")
> 
> from the netfilter-next tree.
> 
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging.  You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
> 
> diff --cc net/netfilter/ipvs/ip_vs_ctl.c
> index 29ec3ef63edc,cbea5a68afb5..000000000000
> --- a/net/netfilter/ipvs/ip_vs_ctl.c
> +++ b/net/netfilter/ipvs/ip_vs_ctl.c
> @@@ -4090,11 -4096,8 +4096,13 @@@ static int __net_init ip_vs_control_net
>   	tbl[idx++].data = &ipvs->sysctl_conn_reuse_mode;
>   	tbl[idx++].data = &ipvs->sysctl_schedule_icmp;
>   	tbl[idx++].data = &ipvs->sysctl_ignore_tunneled;
> + 	ipvs->sysctl_run_estimation = 1;
> + 	tbl[idx++].data = &ipvs->sysctl_run_estimation;
>  +#ifdef CONFIG_IP_VS_DEBUG
>  +	/* Global sysctls must be ro in non-init netns */
>  +	if (!net_eq(net, &init_net))
>  +		tbl[idx++].mode = 0444;
>  +#endif
>   
>   	ipvs->sysctl_hdr = register_net_sysctl(net, "net/ipv4/vs", tbl);
>   	if (ipvs->sysctl_hdr == NULL) {

This is now a conflict between the net-next tree and the netfilter tree.

-- 
Cheers,
Stephen Rothwell