linux-kernel - Re: [Patch v3 1/3] ipv4: Namespaceify tcp

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Date:   Thu, 21 Sep 2017 09:55:33 +0800
From:   严海双 <yanhaishuang@...s.chinamobile.com>
To:     David Miller <davem@...emloft.net>
Cc:     kuznet@....inr.ac.ru, edumazet@...gle.com, weiwan@...gle.com,
        lucab@...ian.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [Patch v3 1/3] ipv4: Namespaceify tcp_fastopen knob



> On 2017年9月21日, at 上午5:22, David Miller <davem@...emloft.net> wrote:
> 
> From: Haishuang Yan <yanhaishuang@...s.chinamobile.com>
> Date: Tue, 19 Sep 2017 17:38:14 +0800
> 
>> -		if ((sysctl_tcp_fastopen & TFO_SERVER_WO_SOCKOPT1) &&
>> -		    (sysctl_tcp_fastopen & TFO_SERVER_ENABLE) &&
>> +		tcp_fastopen =  sock_net(sk)->ipv4.sysctl_tcp_fastopen;
>                              ^^
> 
> Please change that to one space.
> 
> And also please provide an appropriate "[PATCH vX 0/3] " header
> posting when you respin this series.

Sorry, it’s my mistake, thanks David.
> 
>> @@ -282,18 +280,19 @@ struct sock *tcp_try_fastopen(struct sock *sk, struct sk_buff *skb,
>> 	struct tcp_fastopen_cookie valid_foc = { .len = -1 };
>> 	bool syn_data = TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq + 1;
>> 	struct sock *child;
>> +	int tcp_fastopen = sock_net(sk)->ipv4.sysctl_tcp_fastopen;
> 
> Please order local variables from longest to shortest line (aka. reverse
> christmas tree format).
> 

Okay, I’ll take care of such coding style in next commit, thanks!