From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933204AbXCWLja (ORCPT ); Fri, 23 Mar 2007 07:39:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932960AbXCWLja (ORCPT ); Fri, 23 Mar 2007 07:39:30 -0400 Received: from smtp105.mail.mud.yahoo.com ([209.191.85.215]:20168 "HELO smtp105.mail.mud.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S933204AbXCWLj3 (ORCPT ); Fri, 23 Mar 2007 07:39:29 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com.au; h=Received:X-YMail-OSG:Message-ID:Date:From:User-Agent:X-Accept-Language:MIME-Version:To:CC:Subject:References:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=gGXSNWZaor/9iBKJAyrq04Yj8iFC+I5BBSm+nR/HljpANlS8GQfrloSfKh9fyRpbg4qLMIppT4zPYA7u4XLFDNXXbNI4ModedfCW/Ote438dUZzBGvcErpqKHS4VdP56aCwv6o3S1hAI8YvWP/968C7r/QMO7hQ1iQDAzR5RoJs= ; X-YMail-OSG: 2tP98JkVM1mlHQF0Gx1SuDmwhfD_4m52NRlX0aRCd26gL326jyC.wl5DfurDihvatkMdGREAYGbeozc9RM0V7G9i1dzPNIIVr39qF1HkYVX2PCcqoP.ryNVtHZ8SdCiwm9vl._aUHqyoDA-- Message-ID: <4603BC6C.4010902@yahoo.com.au> Date: Fri, 23 Mar 2007 22:39:24 +1100 From: Nick Piggin User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.12) Gecko/20051007 Debian/1.7.12-1 X-Accept-Language: en MIME-Version: 1.0 To: Andrew Morton CC: Christoph Lameter , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [QUICKLIST 1/5] Quicklists for page table pages V4 References: <20070323062843.19502.19827.sendpatchset@schroedinger.engr.sgi.com> <20070322223927.bb4caf43.akpm@linux-foundation.org> <20070322234848.100abb3d.akpm@linux-foundation.org> In-Reply-To: <20070322234848.100abb3d.akpm@linux-foundation.org> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andrew Morton wrote: > but it crashes early in the page allocator (i386) and I don't see why. It > makes me wonder if we have a use-after-free which is hidden by the presence > of the quicklist buffering or something. Does CONFIG_DEBUG_PAGEALLOC catch it? -- SUSE Labs, Novell Inc. Send instant messages to your online friends http://au.messenger.yahoo.com