From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753429Ab1IBQhO (ORCPT ); Fri, 2 Sep 2011 12:37:14 -0400 Received: from e7.ny.us.ibm.com ([32.97.182.137]:55526 "EHLO e7.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753195Ab1IBQhK (ORCPT ); Fri, 2 Sep 2011 12:37:10 -0400 Date: Fri, 2 Sep 2011 09:37:07 -0700 From: "Paul E. McKenney" To: Valdis.Kletnieks@vt.edu Cc: Frederic Weisbecker , linux-kernel@vger.kernel.org Subject: Re: linux-next RCU complaint during boot Message-ID: <20110902163706.GA2319@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <8867.1314894817@turing-police.cc.vt.edu> <20110902014424.GB2405@linux.vnet.ibm.com> <20110902015330.GA28121@somewhere.redhat.com> <6595.1314979603@turing-police.cc.vt.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6595.1314979603@turing-police.cc.vt.edu> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Sep 02, 2011 at 12:06:43PM -0400, Valdis.Kletnieks@vt.edu wrote: > On Fri, 02 Sep 2011 03:53:32 +0200, Frederic Weisbecker said: > > On Thu, Sep 01, 2011 at 06:44:24PM -0700, Paul E. McKenney wrote: > > > > This is a bug where someone uses RCU at a time when RCU has been told > > > that the CPU is in dyntick-idle mode. Frederic Weisbecker has some > > > patches that should address this. > > > > Yep, see there: https://lkml.org/lkml/2011/8/20/81 > > Hmm.. .would test, but didn't apply cleanly to -next from Wednesday. Of course, > I was trying to do it before corn flakes, so I probably got the patches out of order. > WIll re-try this evening if I get a chance. I need to queue those patches anyway. With luck they will hit -rcu by the end of the weekend. Thanx, Paul