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From: Thomas Gleixner <tglx@linutronix.de>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Oleg Nesterov <oleg@tv-sign.ru>, Ingo Molnar <mingo@elte.hu>,
	linux-kernel@vger.kernel.org
Subject: Re: hrtimers and lockdep (was: Re: 2.6.24-rc6: possible recursive locking detected)
Date: Wed, 30 Jan 2008 18:36:12 +0100 (CET)	[thread overview]
Message-ID: <alpine.LFD.1.00.0801301835050.9204@apollo.tec.linutronix.de> (raw)
In-Reply-To: <1201689272.28547.204.camel@lappy>

On Wed, 30 Jan 2008, Peter Zijlstra wrote:

> ( trimmed CC list )
> 
> Sorry for the delay, this message seems to have gotten lost in my
> inbox :-/
> 
> On Tue, 2008-01-15 at 00:27 +0300, Oleg Nesterov wrote:
> > On 01/13, Peter Zijlstra wrote:
> 
> > Offtopic question. Why do we have so many lockdep stuff in timer.c and hrtimer.c ?
> > We never lock 2 bases at the same time, except in migrate_timers(). We can kill
> > double_spin_lock() and base_lock_keys[] and just use spin_lock_nested in
> > migrate_timers(), no?
> 
> Lets ask Thomas.. :-)

No objections as long as it all works :)

   tglx

      reply	other threads:[~2008-01-30 17:37 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-03 22:58 2.6.24-rc6: possible recursive locking detected 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
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 [this message]

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