Re: [fixed] [patch] Re: [bug] stuck localhost TCP connections,v2.6.26-rc3+

[David Miller]

From: "Ilpo_Järvinen" <ilpo.jarvinen@xxxxxxxxxxx>
Date: Wed, 4 Jun 2008 01:01:25 +0300 (EEST)

> On Wed, 4 Jun 2008, Ilpo Järvinen wrote:
> 
> > ...I couldn't immediately find anything obviously wrong with those changes 
> > but the patch below might be worth of a try (without the revert of 
> > course). If it ever spits out that WARN_ON for you, we were playing with 
> > fire too much and it's better to return on the safe side there...
> 
> 
> > [PATCH] tcp DEFER_ACCEPT: see if header prediction got turned on
> > 
> > If header prediction is turned on under some circumstances,
> > DA can deadlock though I have great trouble in figuring out
> 
> ...Nah, keepalive timer would then eventually kill it then, so no
> deadlock seems possible through that one.

Keepalive is very long, it might still "seem" like a deadlock for
someone without much patience :-)
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