netdev - Re: [PATCH net-next] net: tcp: update mib LISTENOVERFLOWS if syn flood

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Message-Id: <20180401.135925.2043643332801437407.davem@davemloft.net>
Date:   Sun, 01 Apr 2018 13:59:25 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     cugyly@....com
Cc:     netdev@...r.kernel.org, Linyu.Yuan@...atel-sbell.com.cn
Subject: Re: [PATCH net-next] net: tcp: update mib LISTENOVERFLOWS if syn
 flood

From: yuan linyu <cugyly@....com>
Date: Thu, 29 Mar 2018 19:20:09 +0800

> From: yuan linyu <Linyu.Yuan@...atel-sbell.com.cn>
> 
> it's better to update mib LISTENOVERFLOWS even if packet is flood
> 
> Signed-off-by: yuan linyu <Linyu.Yuan@...atel-sbell.com.cn>

When we drop because of synflood we had no intention of trying to add
to the accept queue.  Therefore bumping the listen overflow counter
makes no sense.

I'm not applying this, sorry.