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From: Ingo Molnar <mingo@elte.hu>
To: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Dinakar Guniguntala <dino@in.ibm.com>,
	Dmitry Adamushko <dmitry.adamushko@gmail.com>,
	suresh.b.siddha@intel.com, pwil3058@bigpond.net.au,
	clameter@sgi.com, linux-kernel@vger.kernel.org,
	akpm@linux-foundation.org
Subject: Re: v2.6.21.4-rt11
Date: Tue, 19 Jun 2007 11:04:30 +0200	[thread overview]
Message-ID: <20070619090430.GA7471@elte.hu> (raw)
In-Reply-To: <20070618151215.GA9750@linux.vnet.ibm.com>


* Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com> wrote:

> I believe the patch below is correct. With the patch applied, I could 
> not recreate the imbalance with rcutorture. Let me know whether you 
> still see the problem with this patch applied on any other machine.

thanks for tracking this down! I've applied Christoph's patch (with your 
suggested modification plus a few small cleanups).

I'm wondering, why did this trigger under CFS and not on mainline? 
Mainline seems to have a similar problem in idle_balance() too, or am i 
misreading it?

	Ingo

  parent reply	other threads:[~2007-06-19  9:05 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20070613180451.GA16628@elte.hu>
     [not found] ` <20070613184741.GC8125@linux.vnet.ibm.com>
     [not found]   ` <20070613185522.GA27335@elte.hu>
     [not found]     ` <20070613233910.GJ8125@linux.vnet.ibm.com>
     [not found]       ` <20070615144535.GA12078@elte.hu>
     [not found]         ` <20070615151452.GC9301@linux.vnet.ibm.com>
     [not found]           ` <20070615195545.GA28872@elte.hu>
     [not found]             ` <20070616011605.GH9301@linux.vnet.ibm.com>
     [not found]               ` <20070616084434.GG2559@linux.vnet.ibm.com>
     [not found]                 ` <20070616161213.GA2994@linux.vnet.ibm.com>
2007-06-18 15:12                   ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-18 16:54                     ` v2.6.21.4-rt11 Christoph Lameter
2007-06-18 17:35                       ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-18 17:59                         ` v2.6.21.4-rt11 Christoph Lameter
2007-06-19  1:52                           ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19  2:13                             ` v2.6.21.4-rt11 Siddha, Suresh B
2007-06-19  2:15                           ` v2.6.21.4-rt11 Siddha, Suresh B
2007-06-19  3:46                             ` v2.6.21.4-rt11 Christoph Lameter
2007-06-19  5:49                               ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19  8:07                                 ` v2.6.21.4-rt11 Ingo Molnar
2007-06-18 18:06                     ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19  9:04                     ` Ingo Molnar [this message]
2007-06-19 10:43                       ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19 14:33                       ` v2.6.21.4-rt11 Srivatsa Vaddagiri
2007-06-19 19:15                         ` v2.6.21.4-rt11 Christoph Lameter
2007-06-19 15:08                       ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-19 19:14                       ` v2.6.21.4-rt11 Christoph Lameter
2007-06-10 17:50 v2.6.21.4-rt11 Miguel Botón
  -- strict thread matches above, loose matches on Subject: below --
2007-06-09 21:05 v2.6.21.4-rt11 Ingo Molnar
2007-06-10 10:34 ` v2.6.21.4-rt11 Oleksandr Natalenko
2007-06-10 14:41   ` v2.6.21.4-rt11 Thomas Gleixner
2007-06-11  1:19 ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11  7:36   ` v2.6.21.4-rt11 Ingo Molnar
2007-06-11 14:44     ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 15:38       ` v2.6.21.4-rt11 Ingo Molnar
2007-06-11 15:55         ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 17:18           ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 20:44             ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-11 22:18               ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-12 21:37                 ` v2.6.21.4-rt11 Ingo Molnar
2007-06-13  1:27                   ` v2.6.21.4-rt11 Paul E. McKenney
2007-06-12  6:03 ` v2.6.21.4-rt11 Eric St-Laurent
2007-06-12  7:32   ` v2.6.21.4-rt11 Ingo Molnar
2007-06-12 13:00     ` v2.6.21.4-rt11 Pallipadi, Venkatesh
2007-06-13  1:37       ` v2.6.21.4-rt11 Eric St-Laurent
2007-06-17 16:15 ` v2.6.21.4-rt11 Nelson Castillo
2007-06-17 16:43   ` v2.6.21.4-rt11 Thomas Gleixner
2007-06-17 16:49     ` v2.6.21.4-rt11 Nelson Castillo
2007-06-17 16:59       ` v2.6.21.4-rt11 Thomas Gleixner
2007-06-18 16:14         ` v2.6.21.4-rt11 Katsuya MATSUBARA
2007-06-19  4:04           ` v2.6.21.4-rt11 Thomas Gleixner

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