From: Patrick McHardy <kaber@trash.net>
To: Andi Kleen <andi@firstfloor.org>
Cc: Stephen Hemminger <shemminger@linux-foundation.org>,
netdev@vger.kernel.org
Subject: Re: [PATCH] Disable TSO for non standard qdiscs
Date: Thu, 31 Jan 2008 19:21:20 +0100 [thread overview]
Message-ID: <47A211A0.1040502@trash.net> (raw)
In-Reply-To: <20080131185328.GD4671@one.firstfloor.org>
Andi Kleen wrote:
>> Then change TBF to use skb_gso_segment? Be careful, the fact that
>
> That doesn't help because it wants to interleave packets
> from different streams to get everything fair and smooth. The only
> good way to handle that is to split it up and the simplest way to do
> this is to just tell TCP to not do GSO in the first place.
Thats not correct, TBF keeps packets strictly ordered unless
an inner qdisc does reordering. But even then (let say you use
SFQ) packets of a single flow will stay ordered. Segmenting
TSO packets is no different than having them arrive independantly
for other reasons.
next prev parent reply other threads:[~2008-01-31 18:21 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-31 12:46 [PATCH] Disable TSO for non standard qdiscs Andi Kleen
2008-01-31 17:23 ` Stephen Hemminger
2008-01-31 18:33 ` Andi Kleen
2008-01-31 18:01 ` Patrick McHardy
2008-01-31 18:37 ` Andi Kleen
2008-01-31 18:08 ` Stephen Hemminger
2008-01-31 18:11 ` Patrick McHardy
2008-01-31 18:53 ` Andi Kleen
2008-01-31 18:21 ` Patrick McHardy [this message]
2008-01-31 19:01 ` Andi Kleen
2008-01-31 18:47 ` Waskiewicz Jr, Peter P
2008-01-31 19:34 ` Andi Kleen
2008-01-31 19:39 ` Waskiewicz Jr, Peter P
2008-01-31 23:10 ` Arnaldo Carvalho de Melo
2008-01-31 23:42 ` Waskiewicz Jr, Peter P
2008-02-01 4:26 ` Patrick McHardy
2008-02-01 4:35 ` Andi Kleen
2008-02-01 4:36 ` Andi Kleen
2008-01-31 20:33 ` Jarek Poplawski
2008-01-31 23:04 ` Jarek Poplawski
2008-02-01 7:42 ` Jarek Poplawski
2008-02-01 9:28 ` Waskiewicz Jr, Peter P
2008-02-01 21:47 ` Jarek Poplawski
2008-02-01 5:01 ` Andi Kleen
2008-02-01 6:35 ` Glen Turner
2008-02-01 6:46 ` Patrick McHardy
2008-02-01 7:46 ` Andi Kleen
2008-02-01 7:25 ` Patrick McHardy
2008-02-01 9:37 ` Waskiewicz Jr, Peter P
2008-02-01 9:56 ` Patrick McHardy
2008-02-01 12:06 ` jamal
2008-02-01 19:02 ` Waskiewicz Jr, Peter P
2008-02-01 22:56 ` Jarek Poplawski
2008-02-02 1:51 ` Waskiewicz Jr, Peter P
2008-02-02 5:20 ` Andi Kleen
2008-02-01 14:34 ` Andi Kleen
2008-02-01 17:24 ` Stephen Hemminger
2008-01-31 18:48 ` Patrick McHardy
2008-02-02 22:57 ` Herbert Xu
2008-02-03 9:35 ` Andi Kleen
2008-01-31 18:26 ` Rick Jones
2008-01-31 19:03 ` Andi Kleen
2008-01-31 18:35 ` Rick Jones
2008-01-31 19:25 ` Andi Kleen
2008-01-31 19:14 ` Rick Jones
2008-02-01 1:04 ` Andy Furniss
2008-02-01 4:31 ` Andi Kleen
2008-02-02 22:59 ` Herbert Xu
2008-02-01 21:58 ` Rick Jones
2008-02-02 4:10 ` Andi Kleen
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