netdev - Re: [PATCH net-next 3/7] gue: Add infrastructure for flags and options

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Message-ID: <CA+mtBx8QZn8M8mnU84w2+sc4bt98kf-_SuW0jz15qYNX21vCag@mail.gmail.com>
Date:	Mon, 3 Nov 2014 10:39:14 -0800
From:	Tom Herbert <therbert@...gle.com>
To:	David Miller <davem@...emloft.net>
Cc:	Linux Netdev List <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 3/7] gue: Add infrastructure for flags and options

On Mon, Nov 3, 2014 at 9:18 AM, David Miller <davem@...emloft.net> wrote:
> From: Tom Herbert <therbert@...gle.com>
> Date: Sat,  1 Nov 2014 15:57:59 -0700
>
>> @@ -20,7 +20,16 @@ static size_t fou_encap_hlen(struct ip_tunnel_encap *e)
>>
>>  static size_t gue_encap_hlen(struct ip_tunnel_encap *e)
>>  {
>> -     return sizeof(struct udphdr) + sizeof(struct guehdr);
>> +     size_t len;
>> +     bool need_priv = false;
>> +
>> +     len = sizeof(struct udphdr) + sizeof(struct guehdr);
>> +
>> +     /* Add in lengths flags */
>> +
>> +     len += need_priv ? GUE_LEN_PRIV : 0;
>
> Add this need_priv logic in patch #6, not here.

I would rather keep it in this patch. This is adding the common
infrastructure to support private option field, remote checksum
offload is an instance that uses that.

Tom
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