Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2992638AbWJTO7F (ORCPT ); Fri, 20 Oct 2006 10:59:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932262AbWJTO7E (ORCPT ); Fri, 20 Oct 2006 10:59:04 -0400 Received: from e1.ny.us.ibm.com ([32.97.182.141]:18573 "EHLO e1.ny.us.ibm.com") by vger.kernel.org with ESMTP id S932260AbWJTO7B (ORCPT ); Fri, 20 Oct 2006 10:59:01 -0400 Date: Fri, 20 Oct 2006 07:59:45 -0700 From: Mike Kravetz To: Andy Whitcroft Cc: Paul Mackerras , Christoph Lameter , Anton Blanchard , akpm@osdl.org, linuxppc-dev@ozlabs.org, linux-kernel@vger.kernel.org, Mel Gorman Subject: Re: kernel BUG in __cache_alloc_node at linux-2.6.git/mm/slab.c:3177! Message-ID: <20061020145945.GA5085@monkey.ibm.com> References: <17718.39522.456361.987639@cargo.ozlabs.ibm.com> <17719.1849.245776.4501@cargo.ozlabs.ibm.com> <20061019163044.GB5819@krispykreme> <17719.64246.555371.701194@cargo.ozlabs.ibm.com> <17720.30804.180390.197567@cargo.ozlabs.ibm.com> <4538DACC.5050605@shadowen.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4538DACC.5050605@shadowen.org> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 965 Lines: 21 On Fri, Oct 20, 2006 at 03:18:52PM +0100, Andy Whitcroft wrote: > I remember that we used to have code to cope with this in the ppc64 > architecture, indeed I remember reviewing it all that time ago. Looking > at the current state of the tree it was removed in the two patches below > in mainline: > "[PATCH] Remove SPAN_OTHER_NODES config definition" > "[PATCH] mm: remove arch independent NODES_SPAN_OTHER_NODES" That was me. Seem to remember some discussion that these were only needed for DISCONTIGMEM, so I removed them when the DISCONTIGMEM option for power went away. But, that is clearly NOT the case. Appears that SPARSEMEM and the old slab code covered up the issue. Sorry about that. Thanks! -- Mike - 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/