From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752059Ab2EHRwv (ORCPT ); Tue, 8 May 2012 13:52:51 -0400 Received: from e33.co.us.ibm.com ([32.97.110.151]:33882 "EHLO e33.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751184Ab2EHRwu (ORCPT ); Tue, 8 May 2012 13:52:50 -0400 Date: Tue, 8 May 2012 10:51:05 -0700 From: "Paul E. McKenney" To: Thomas Gleixner Cc: LKML Subject: Re: [patch 03/18] fork: Move thread info gfp flags to header Message-ID: <20120508175105.GA18741@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <20120505150007.543515803@linutronix.de> <20120505150141.428211694@linutronix.de> <20120507043401.GA5406@linux.vnet.ibm.com> <20120507205321.GC21152@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20120507205321.GC21152@linux.vnet.ibm.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-Content-Scanned: Fidelis XPS MAILER x-cbid: 12050817-2398-0000-0000-00000677F696 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 07, 2012 at 01:53:21PM -0700, Paul E. McKenney wrote: > On Mon, May 07, 2012 at 09:14:04PM +0200, Thomas Gleixner wrote: > > On Sun, 6 May 2012, Paul E. McKenney wrote: > > > > > On Sat, May 05, 2012 at 03:05:41PM -0000, Thomas Gleixner wrote: > > > > These flags can be useful for extra allocations outside of the core > > > > code. > > > > > > > > Add __GFP_NOTRACE to them, so the archs which have kmemcheck do > > > > not have to provide extra allocators just for that reason. > > > > > > This breaks powerpc builds due to __GFP_NOTRACE not being defined. > > > I restarted the test after removing the __GFP_NOTRACE as a testing-only > > > hack, and will let you know how it goes. Also looking into why this > > > builds on 32-bit x86 but not on powerpc. > > > > Hrmpf. Seems the idiot I am fatfingered __GFP_NOTRACK to __GFP_NOTRACE > > and then only tested with the DEBUG stuff disabled...... > > That sounds like something I would do... ;-) > > I will rerun with __GFP_NOTRACK. Which passes moderate rcutorture testing on Power. Thanx, Paul