From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S274906AbTHAAyn (ORCPT ); Thu, 31 Jul 2003 20:54:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S274910AbTHAAyn (ORCPT ); Thu, 31 Jul 2003 20:54:43 -0400 Received: from e5.ny.us.ibm.com ([32.97.182.105]:59066 "EHLO e5.ny.us.ibm.com") by vger.kernel.org with ESMTP id S274906AbTHAAyl (ORCPT ); Thu, 31 Jul 2003 20:54:41 -0400 Date: Thu, 31 Jul 2003 17:57:49 -0700 From: "Martin J. Bligh" To: William Lee Irwin III cc: Andrew Morton , linux-kernel Subject: Re: Panic on 2.6.0-test1-mm1 Message-ID: <393910000.1059699469@flay> In-Reply-To: <20030801005310.GM15452@holomorphy.com> References: <5110000.1059489420@[10.10.2.4]> <20030731223710.GI15452@holomorphy.com> <390810000.1059698875@flay> <20030801005310.GM15452@holomorphy.com> X-Mailer: Mulberry/2.1.2 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > At some point in the past, I wrote: >>> pgd_cache = kmem_cache_create("pgd", >>> PTRS_PER_PGD*sizeof(pgd_t), >>> 0, >>> SLAB_HWCACHE_ALIGN | SLAB_MUST_HWCACHE_ALIGN, >>> pgd_ctor, >>> PTRS_PER_PMD == 1 ? pgd_dtor : NULL); > > On Thu, Jul 31, 2003 at 05:47:55PM -0700, Martin J. Bligh wrote: >> I think this was just virgin -mm1, I can go back and double check ... >> Not sure what the stuff about backing out other peoples patches was >> all about, I just pointed out the crash. > > pgd_dtor() will never be called on PAE due to the above code (thanks to > the PTRS_PER_PMD check), _unless_ mingo's patch is applied (which backs > out the PTRS_PER_PMD check). OK, might have made a mistake ... I can rerun it if you want, but the latest kernel seems to work now. M.