Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932189AbZDHGYS (ORCPT ); Wed, 8 Apr 2009 02:24:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761843AbZDHGYG (ORCPT ); Wed, 8 Apr 2009 02:24:06 -0400 Received: from one.firstfloor.org ([213.235.205.2]:48509 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757131AbZDHGYF (ORCPT ); Wed, 8 Apr 2009 02:24:05 -0400 Date: Wed, 8 Apr 2009 08:26:21 +0200 From: Andi Kleen To: Russ Anderson Cc: Andi Kleen , linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org Subject: Re: [PATCH] [2/16] POISON: Add page flag for poisoned pages Message-ID: <20090408062621.GG17934@one.firstfloor.org> References: <20090407509.382219156@firstfloor.org> <20090407150958.BA68F1D046D@basil.firstfloor.org> <20090408002941.GA14041@sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090408002941.GA14041@sgi.com> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 782 Lines: 22 > > @@ -104,6 +107,9 @@ > > #ifdef CONFIG_IA64_UNCACHED_ALLOCATOR > > PG_uncached, /* Page has been mapped as uncached */ > > #endif > > +#ifdef CONFIG_MEMORY_FAILURE > > Is it necessary to have this under CONFIG_MEMORY_FAILURE? That was mainly so that !MEMORY_FAILURE 32bits NUMA architectures who might not use sparsemap/vsparsemap get a few more zone bits in page flags to play with. Not sure those really exist, so it might be indeed redundant, but it seemed safer. -Andi -- ak@linux.intel.com -- Speaking for myself only. -- 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/