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From: Thomas Gleixner <tglx@linutronix.de>
To: Andreas Mohr <andi@lisas.de>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
	John Stultz <johnstul@us.ibm.com>
Subject: Re: clocksource mutex deadlock, cat current_clocksource (2.6.33-rc6/7)
Date: Tue, 9 Feb 2010 11:02:02 +0100 (CET)	[thread overview]
Message-ID: <alpine.LFD.2.00.1002091034500.2811@localhost.localdomain> (raw)
In-Reply-To: <20100208210219.GA22039@rhlx01.hs-esslingen.de>

On Mon, 8 Feb 2010, Andreas Mohr wrote:

> On Mon, Feb 08, 2010 at 09:51:05PM +0100, Andreas Mohr wrote:
> > Looks like it:
> > - another bootup also had lockup message
> > - all /var/log/dmesg* have lockup message, oldest is:
> > 2010-02-07 20:00 dmesg.4.gz
> > 
> > Linux version 2.6.33-rc6 (root@note) (gcc version 4.3.4 (Debian 4.3.4-6)) #3 Sun Jan 31 23:47:51 CET 2010
> 
> -rc4 and 2.6.32.3 don't show lockup message, instant bootup without any
> visible delay.

Just verified, that there is no timekeeping related patch after
2.6.33-rc4 except the kgdb lockup prevention patch, which is
not touching any code which is relevant  at boot time.

So bisecting between rc4 and now is probably the best thing to do.

Thanks,

	tglx






  parent reply	other threads:[~2010-02-09 10:02 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-06 14:21 clocksource mutex deadlock, cat current_clocksource (2.6.33-rc6) Andreas Mohr
2010-02-06 14:46 ` Thomas Gleixner
2010-02-07 19:19   ` Andreas Mohr
2010-02-08  5:38     ` clocksource mutex deadlock, cat current_clocksource (2.6.33-rc6/7) Andreas Mohr
2010-02-08  9:13       ` Thomas Gleixner
2010-02-08  9:37         ` Andreas Mohr
2010-02-08 10:06           ` Thomas Gleixner
2010-02-08 19:47             ` Andreas Mohr
2010-02-08 20:28               ` Thomas Gleixner
2010-02-08 20:40                 ` Thomas Gleixner
2010-02-08 20:51                   ` Andreas Mohr
2010-02-08 21:02                     ` Andreas Mohr
2010-02-08 21:16                       ` Thomas Gleixner
2010-02-09 10:02                       ` Thomas Gleixner [this message]
2010-02-09 22:13                         ` Andreas Mohr
2010-02-14 18:27                         ` Andreas Mohr
2010-02-15  6:21                           ` Andreas Mohr
2010-02-08 20:43                 ` Andreas Mohr
2010-02-08 20:39               ` Andreas Mohr

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