Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422645AbWBVC0e (ORCPT ); Tue, 21 Feb 2006 21:26:34 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422635AbWBVC0d (ORCPT ); Tue, 21 Feb 2006 21:26:33 -0500 Received: from ozlabs.org ([203.10.76.45]:26318 "EHLO ozlabs.org") by vger.kernel.org with ESMTP id S1750843AbWBVC0b (ORCPT ); Tue, 21 Feb 2006 21:26:31 -0500 Date: Wed, 22 Feb 2006 13:17:14 +1100 From: David Gibson To: "David S. Miller" Cc: linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: IA64 non-contiguous memory space bugs Message-ID: <20060222021714.GD23574@localhost.localdomain> Mail-Followup-To: David Gibson , "David S. Miller" , linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org References: <20060222001359.GA23574@localhost.localdomain> <20060221.163935.32626284.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060221.163935.32626284.davem@davemloft.net> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1254 Lines: 28 On Tue, Feb 21, 2006 at 04:39:35PM -0800, David S. Miller wrote: > From: David Gibson > Date: Wed, 22 Feb 2006 11:13:59 +1100 > > > Quite some time ago, I found (by inspection) an ia64 specific bug > > related to its non-contiguous user address space. I've never done > > anything about it, because I don't have an ia64 to test on - but > > somebody should fix it. Recently I've spotted another possible bug, > > also by inspection - I don't know enough about ia64 to tell if it's a > > real problem or not. > > Good catch David, I'll need to add similar checks on sparc64 as > we have a 64-bit virtual address space hole on several processors > there. Ok, that patch adds all the checks in generic code anyway, so all you should need for sparc64 is an appropriate REGION_MAX() macro. -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson - 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/