Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757549Ab1E3QsN (ORCPT ); Mon, 30 May 2011 12:48:13 -0400 Received: from 173-166-109-252-newengland.hfc.comcastbusiness.net ([173.166.109.252]:55340 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753383Ab1E3QsM convert rfc822-to-8bit (ORCPT ); Mon, 30 May 2011 12:48:12 -0400 Subject: Re: Very high CPU load when idle with 3.0-rc1 From: Peter Zijlstra To: paulmck@linux.vnet.ibm.com Cc: Damien Wyart , Ingo Molnar , Mike Galbraith , linux-kernel@vger.kernel.org In-Reply-To: <20110530164115.GA21169@linux.vnet.ibm.com> References: <20110530055924.GA9169@brouette> <1306755291.1200.2872.camel@twins> <20110530162354.GQ2668@linux.vnet.ibm.com> <20110530164115.GA21169@linux.vnet.ibm.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Date: Mon, 30 May 2011 18:47:16 +0200 Message-ID: <1306774036.23844.3.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 633 Lines: 18 On Mon, 2011-05-30 at 09:41 -0700, Paul E. McKenney wrote: > > > +static void __cpuinit rcu_wake_one_boost_kthread(struct rcu_node *rnp) > > > +{ > > > + if (rnp->boost_kthread_task) > > > + wake_up_process(rnp->boost_thread_task); > > And this needs to be: > > wake_up_process(rnp->boost_kthread_task); > > I fixed this in my tree, continuing testing. d'oh yes. -- 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/