netdev - Re: [PATCH] tcp: Increment LISTENOVERFLOW and LISTENDROPS in tcp_v4_conn

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Message-Id: <20130129.154609.15063255396684128.davem@davemloft.net>
Date:	Tue, 29 Jan 2013 15:46:09 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	niveditasinghvi@...il.com
Cc:	netdev@...r.kernel.org, subramanian.vijay@...il.com, niv@...ibm.com
Subject: Re: [PATCH] tcp: Increment LISTENOVERFLOW and LISTENDROPS in
 tcp_v4_conn_request()

From: Nivedita Singhvi <niveditasinghvi@...il.com>
Date: Mon, 28 Jan 2013 19:52:37 -0800

> From: Nivedita Singhvi <niv@...ibm.com>
> 
> We drop a connection request if the accept backlog is full and there are
> sufficient packets in the syn queue to warrant starting drops. Increment the
> appropriate counters so this isn't silent, for accurate stats and help in
> debugging.
> 
> This patch assumes LINUX_MIB_LISTENDROPS is a superset of/includes the
> counter LINUX_MIB_LISTENOVERFLOWS.
> 
> Signed-off-by: Nivedita Singhvi <niv@...ibm.com>

Applied.
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