linux-kernel - Re: 2.6.24-rc8-mm1 : net tcp

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Message-ID: <a8e1da0801222344l101c2b90s363821c26bc8cb55@mail.gmail.com>
Date:	Wed, 23 Jan 2008 15:44:54 +0800
From:	"Dave Young" <hidave.darkstar@...il.com>
To:	"Ilpo Järvinen" <ilpo.jarvinen@...sinki.fi>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Netdev <netdev@...r.kernel.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>
Subject: Re: 2.6.24-rc8-mm1 : net tcp_input.c warnings

On Jan 23, 2008 3:41 PM, Ilpo Järvinen <ilpo.jarvinen@...sinki.fi> wrote:
>
> On Tue, 22 Jan 2008, David Miller wrote:
>
> > From: "Dave Young" <hidave.darkstar@...il.com>
> > Date: Wed, 23 Jan 2008 09:44:30 +0800
> >
> > > On Jan 22, 2008 6:47 PM, Ilpo Järvinen <ilpo.jarvinen@...sinki.fi> wrote:
> > > > [PATCH] [TCP]: debug S+L
> > >
> > > Thanks, If there's new findings I will let you know.
> >
> > Thanks for helping with this bug Dave.
>
> I noticed btw that there thing might (is likely to) spuriously trigger at
> WARN_ON(sacked != tp->sacked_out); because those won't be equal when SACK
> is not enabled. If that does happen too often, I send a fixed patch for
> it, yet, the fact that I print print tp->rx_opt.sack_ok allows
> identification of those cases already as it's zero when SACK is not
> enabled.
>
> Just ask if you need the updated debug patch.

Thanks,  please send, I would like to get it.

>
> --
>  i.
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