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From: Peter Zijlstra <peterz@infradead.org>
To: Stefan Richter <stefanr@s5r6.in-berlin.de>
Cc: Denys Fedoryshchenko <denys@visp.net.lb>, linux-kernel@vger.kernel.org
Subject: Re: 2.6.24-rc7 to 2.6.24-rc8 possible regression
Date: Tue, 22 Jan 2008 17:28:03 +0100	[thread overview]
Message-ID: <1201019283.6341.28.camel@lappy> (raw)
In-Reply-To: <4796189F.8070506@s5r6.in-berlin.de>


On Tue, 2008-01-22 at 17:23 +0100, Stefan Richter wrote:
> Denys Fedoryshchenko wrote:
> > No, i am using vanilla kernel. It is one of production machines, and as i 
> > know screen is not using epoll.
> 
> OK, but the trace shows that it is the epoll recursion again.
> 
> > I will try to apply on all my production machines this patch. Sorry if it is 
> > related.
> 
> Well, let's hope that the lockdep annotation or whatever other fix gets
> into mainline sooner than later.  Which reminds me to test my setup
> again which appeared to be able to reproduce the __wake_up recursion on
> my command...

Would be appreciated, I have been waiting on testing feedback because
I'm not fully certain here.

Curious though that this gets reported frequently the last few weeks,
afaics this problem is way old.


  reply	other threads:[~2008-01-22 16:28 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-21 16:06 2.6.24-rc7 to 2.6.24-rc8 possible regression Denys Fedoryshchenko
2008-01-21 22:45 ` Stefan Richter
2008-01-22 11:10   ` Denys Fedoryshchenko
2008-01-22 16:23     ` Stefan Richter
2008-01-22 16:28       ` Peter Zijlstra [this message]
2008-01-22 22:51         ` Stefan Richter
2008-01-22 22:54           ` [PATCH] lockdep: annotate epoll Stefan Richter
2008-01-22 22:59             ` Davide Libenzi
2008-01-22 22:54           ` 2.6.24-rc7 to 2.6.24-rc8 possible regression Davide Libenzi

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