Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754628Ab3FLPe6 (ORCPT ); Wed, 12 Jun 2013 11:34:58 -0400 Received: from mx1.redhat.com ([209.132.183.28]:23919 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751462Ab3FLPe5 (ORCPT ); Wed, 12 Jun 2013 11:34:57 -0400 Date: Wed, 12 Jun 2013 11:34:07 -0400 From: Dave Jones To: Frederic Weisbecker Cc: paulmck@linux.vnet.ibm.com, Linux Kernel , Ingo Molnar Subject: Re: rcu_preempt running flat out on idle desktop. Message-ID: <20130612153407.GA21842@redhat.com> Mail-Followup-To: Dave Jones , Frederic Weisbecker , paulmck@linux.vnet.ibm.com, Linux Kernel , Ingo Molnar References: <20130508203042.GA18895@redhat.com> <20130509211026.GA22723@redhat.com> <20130514012105.GB12749@somewhere> <20130606153136.GA12823@redhat.com> <20130606154311.GA5688@somewhere> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130606154311.GA5688@somewhere> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 854 Lines: 22 On Thu, Jun 06, 2013 at 05:43:13PM +0200, Frederic Weisbecker wrote: > > Every process 200% or 0%. > > I see, would you mind testing this branch? > > git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git > timers/urgent > > It might help, I specially think about 45eacc692771bd2b1ea3d384e6345cab3da10861 > ("vtime: Use consistent clocks among nohz accounting") which fixes an issue > with cputime accounting that resulted in similar symptoms. So that patch has been in 'urgent' for a month. Can someone move it to really-urgent or whatever is necessary to get it into Linus' tree ? DAve -- 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/