Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752883Ab1D1Jkm (ORCPT ); Thu, 28 Apr 2011 05:40:42 -0400 Received: from www.linutronix.de ([62.245.132.108]:43939 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751131Ab1D1Jkk (ORCPT ); Thu, 28 Apr 2011 05:40:40 -0400 Date: Thu, 28 Apr 2011 11:40:24 +0200 (CEST) From: Thomas Gleixner To: sedat.dilek@gmail.com cc: =?ISO-8859-15?Q?Bruno_Pr=E9mont?= , Linus Torvalds , Ingo Molnar , Peter Zijlstra , "Paul E. McKenney" , Mike Frysinger , KOSAKI Motohiro , LKML , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, "Paul E. McKenney" , Pekka Enberg , Mike Galbraith Subject: Re: 2.6.39-rc4+: Kernel leaking memory during FS scanning, regression? In-Reply-To: Message-ID: References: <20110425180450.1ede0845@neptune.home> <20110425190032.7904c95d@neptune.home> <20110425203606.4e78246c@neptune.home> <20110425191607.GL2468@linux.vnet.ibm.com> <20110425231016.34b4293e@neptune.home> <20110425214933.GO2468@linux.vnet.ibm.com> <20110426081904.0d2b1494@pluto.restena.lu> <20110426112756.GF4308@linux.vnet.ibm.com> <20110426183859.6ff6279b@neptune.home> <20110426190918.01660ccf@neptune.home> <20110427081501.5ba28155@pluto.restena.lu> <20110427204139.1b0ea23b@neptune.home> User-Agent: Alpine 2.02 (LFD 1266 2009-07-14) MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="8323328-91261103-1303983625=:19095" X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1867 Lines: 61 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --8323328-91261103-1303983625=:19095 Content-Type: TEXT/PLAIN; charset=UTF-8 Content-Transfer-Encoding: 8BIT On Thu, 28 Apr 2011, Sedat Dilek wrote: > On Thu, Apr 28, 2011 at 11:09 AM, Thomas Gleixner wrote: > > Bruno, > > > > On Thu, 28 Apr 2011, Thomas Gleixner wrote: > >> On Wed, 27 Apr 2011, Bruno Prémont wrote: > >> I need some sleep now, but I will try to come up with sensible > >> debugging tomorrow unless Paul or someone else beats me to it. > > > > can you please add the patch below and provide the /proc/sched_debug > > output when the problem shows up again? > > > > Thanks, > > > >        tglx > > > > --- > >  kernel/sched.c |    3 --- > >  1 file changed, 3 deletions(-) > > > > Index: linux-2.6/kernel/sched.c > > =================================================================== > > --- linux-2.6.orig/kernel/sched.c > > +++ linux-2.6/kernel/sched.c > > @@ -642,9 +642,6 @@ static void update_rq_clock(struct rq *r > >  { > >        s64 delta; > > > > -       if (rq->skip_clock_update) > > -               return; > > - > >        delta = sched_clock_cpu(cpu_of(rq)) - rq->clock; > >        rq->clock += delta; > >        update_rq_clock_task(rq, delta); > > Referring to [1]? > > - Sedat - > > [1] http://lkml.org/lkml/2011/4/22/35 Kinda, but I suspect there is more wrong with that optimization thing for yet unknown reasons. Thanks, tglx --8323328-91261103-1303983625=:19095-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/