netdev - Re: 答复: [scr265482] ip

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Message-ID: <CAM_iQpX9yG4vPFKmTUKVz6MyspQRjd34ncZ4Psby8eHdfTBj+w@mail.gmail.com>
Date:   Thu, 24 Nov 2016 21:41:09 -0800
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Liyang Yu (于立洋1) <yuliyang1@...com>
Cc:     Eric Dumazet <edumazet@...gle.com>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: 答复: [scr265482] ip_tunnel.c

On Thu, Nov 24, 2016 at 9:11 PM, Liyang Yu (于立洋1) <yuliyang1@...com> wrote:
>> Please test my patch since you can reproduce it.
>
>         Thanks cong, but Eric had said: "Really, this is not something that can be solved by using 'a different initial sequence number'"
>         So I don't think it's nessary to test you patch, anyway thank you very much.

That is correct, I missed the signed cast, it is similar to the jiffies test,
for the overflow case, which means no matter which value we pick,
we could drop packet as it is.