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Re: way of figuring out total number of retransmitted packets on a TCP s

To: Andi Kleen <ak@xxxxxxx>
Subject: Re: way of figuring out total number of retransmitted packets on a TCP socket?
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Wed, 20 Oct 2004 16:07:28 -0700
Cc: buytenh@xxxxxxxxxxxxxx, netdev@xxxxxxxxxxx
In-reply-to: <20041020230405.GE995@wotan.suse.de>
References: <20041020130134.GC24757@xi.wantstofly.org> <20041020151448.51209278.davem@davemloft.net> <20041020223547.GJ29583@xi.wantstofly.org> <20041020155352.1c9b70f6.davem@davemloft.net> <20041020230405.GE995@wotan.suse.de>
Sender: netdev-bounce@xxxxxxxxxxx
On Thu, 21 Oct 2004 01:04:05 +0200
Andi Kleen <ak@xxxxxxx> wrote:

> Is it really necessary? Our struct sock is already bloated enough 
> as is ... If Lennert needs it for some obscure purpose it's probably
> better if he just does it locally.

There are a couple of "__u32" holes before pointers in tcp_opt
which is the space I was going to use for this new item.

tcp_opt will be getting smaller some time soon as well, since
we can consolidate most of the congestion control knobs into
a single set of datums or some kind of union.


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