netdev - Re: [PATCH net-next v5 1/4] net/sched: Introduce action ct

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Date:   Tue, 9 Jul 2019 07:00:03 +0000
From:   Paul Blakey <paulb@...lanox.com>
To:     Florian Westphal <fw@...len.de>,
        Marcelo Ricardo Leitner <marcelo.leitner@...il.com>
CC:     Jiri Pirko <jiri@...lanox.com>, Roi Dayan <roid@...lanox.com>,
        Yossi Kuperman <yossiku@...lanox.com>,
        Oz Shlomo <ozsh@...lanox.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        David Miller <davem@...emloft.net>,
        Aaron Conole <aconole@...hat.com>,
        Zhike Wang <wangzhike@...com>,
        Rony Efraim <ronye@...lanox.com>,
        "nst-kernel@...hat.com" <nst-kernel@...hat.com>,
        John Hurley <john.hurley@...ronome.com>,
        Simon Horman <simon.horman@...ronome.com>,
        Justin Pettit <jpettit@....org>
Subject: Re: [PATCH net-next v5 1/4] net/sched: Introduce action ct


On 7/8/2019 6:28 PM, Florian Westphal wrote:
> Marcelo Ricardo Leitner <marcelo.leitner@...il.com> wrote:
>>> +	} else { /* NFPROTO_IPV6 */
>>> +		enum ip6_defrag_users user = IP6_DEFRAG_CONNTRACK_IN + zone;
>>> +
>>> +		memset(IP6CB(skb), 0, sizeof(struct inet6_skb_parm));
>>> +		err = nf_ct_frag6_gather(net, skb, user);
>> This doesn't build without IPv6 enabled.
>> ERROR: "nf_ct_frag6_gather" [net/sched/act_ct.ko] undefined!
>>
>> We need to (copy and pasted):
>>
>> @@ -179,7 +179,9 @@ static int tcf_ct_handle_fragments(struct net *net, struct sk_buff *skb,
>>                  local_bh_enable();
>>                  if (err && err != -EINPROGRESS)
>>                          goto out_free;
>> -       } else { /* NFPROTO_IPV6 */
>> +       }
>> +#if IS_ENABLED(IPV6)
>> +       else { /* NFPROTO_IPV6 */
>>                  enum ip6_defrag_users user = IP6_DEFRAG_CONNTRACK_IN + zone;
> Good catch, but it should be
> #if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
> just like ovs conntrack.c ,



Thanks guys.