Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753455AbXLIH7i (ORCPT ); Sun, 9 Dec 2007 02:59:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751583AbXLIH72 (ORCPT ); Sun, 9 Dec 2007 02:59:28 -0500 Received: from mx3.mail.elte.hu ([157.181.1.138]:40405 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751647AbXLIH71 (ORCPT ); Sun, 9 Dec 2007 02:59:27 -0500 Date: Sun, 9 Dec 2007 08:58:07 +0100 From: Ingo Molnar To: Andrew Morton Cc: Linus Torvalds , Matt Mackall , "Rafael J. Wysocki" , LKML , Christoph Lameter Subject: Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2.6.24-rc4-git5: Reported regressions from 2.6.23] Message-ID: <20071209075807.GB29587@elte.hu> References: <200712080340.49546.rjw@sisk.pl> <20071208093039.GA28054@elte.hu> <20071208163749.GI19691@waste.org> <20071208100950.a3547868.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20071208100950.a3547868.akpm@linux-foundation.org> User-Agent: Mutt/1.5.17 (2007-11-01) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1063 Lines: 27 * Andrew Morton wrote: > It's a kmap_atomic() debugging patch which I wrote ages ago and whcih > Ingo sucked into his tree. I don't _think_ this warning is present in > your tree at all. > > http://lkml.org/lkml/2007/11/29/157 is where it starts. > > I had a lenghty back-and-forth with Christoph on this within the past > couple of months and I cannot locate the thread and I don't recall > what the upshot was and Christoph is still offline. > > Knocking out __GFP_ZERO at the point where the slab allocator(s) call > the page allocator seems like a good approach to me. > > But I don't think we need to do anything for 2.6.24.. ok - Rafael, please strike this off the regressions list, there is no problem in .24 other than the double memset for some SLOB metadata. Ingo -- 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/