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From: Davide Libenzi <davidel@xmailserver.org>
To: Christian Kujau <lists@nerdbynature.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Ingo Molnar <mingo@elte.hu>, "Rafael J. Wysocki" <rjw@sisk.pl>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	jfs-discussion@lists.sourceforge.net,
	Johannes Berg <johannes@sipsolutions.net>,
	Oleg Nesterov <oleg@tv-sign.ru>
Subject: Re: 2.6.24-rc6: possible recursive locking detected
Date: Mon, 7 Jan 2008 13:35:52 -0800 (PST)	[thread overview]
Message-ID: <Pine.LNX.4.64.0801071334340.2508@alien.or.mcafeemobile.com> (raw)
In-Reply-To: <alpine.DEB.0.999999.0801060118290.4821@sheep.housecafe.de>

On Sun, 6 Jan 2008, Christian Kujau wrote:

> On Sat, 5 Jan 2008, Davide Libenzi wrote:
> > A solution may be to move the call to ep_poll_safewake() (that'd become a
> > simple wake_up()) inside a tasklet or whatever is today trendy for delayed
> > work. But his kinda scares me to be honest, since epoll has already a
> > bunch of places where it could be asynchronously hit (plus performance
> > regression will need to be verified).
> 
> Although I'm not able to reproduce this one right now, I'm happy to test any
> patches you guys come up with.

There's no need to reproduce it. It's there, it's among us ;)



- Davide



  reply	other threads:[~2008-01-07 21:36 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-03 22:58 Christian Kujau
2008-01-03 23:06 ` Rafael J. Wysocki
2008-01-04  8:30   ` Ingo Molnar
2008-01-05  7:12     ` Herbert Xu
2008-01-05 16:53       ` Peter Zijlstra
2008-01-05 17:01         ` Peter Zijlstra
2008-01-05 21:35           ` Davide Libenzi
2008-01-06  0:20             ` Christian Kujau
2008-01-07 21:35               ` Davide Libenzi [this message]
2008-01-06 21:44             ` Cyrill Gorcunov
2008-01-06 21:53               ` Cyrill Gorcunov
2008-01-07 17:22           ` Oleg Nesterov
2008-01-07 17:49             ` Oleg Nesterov
2008-01-13 16:32               ` Peter Zijlstra
2008-01-14 21:27                 ` Oleg Nesterov
2008-01-30 10:34                   ` hrtimers and lockdep (was: Re: 2.6.24-rc6: possible recursive locking detected) Peter Zijlstra
2008-01-30 17:36                     ` Thomas Gleixner

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