From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754016AbXJ3Iha (ORCPT ); Tue, 30 Oct 2007 04:37:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751955AbXJ3IhW (ORCPT ); Tue, 30 Oct 2007 04:37:22 -0400 Received: from palinux.external.hp.com ([192.25.206.14]:51546 "EHLO mail.parisc-linux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751763AbXJ3IhV (ORCPT ); Tue, 30 Oct 2007 04:37:21 -0400 Date: Tue, 30 Oct 2007 02:37:19 -0600 From: Matthew Wilcox To: Kumar Gala Cc: Ralf Baechle , Kyle McMartin , linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Only show RESOURCES_64BIT on relevant architectures Message-ID: <20071030083719.GJ32359@parisc-linux.org> References: <20071028201549.GA23138@fattire.cabal.ca> <20071030024801.GA19417@linux-mips.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Oct 29, 2007 at 10:03:16PM -0500, Kumar Gala wrote: > The same is true on PPC32. Its a per platform thing. However, I'm > not sure if we could hide it from the user. There are cases on the > same HW platform that you want to run with just 32-bit phys (for > performance). Have you measured what the performance difference is? -- Intel are signing my paycheques ... these opinions are still mine "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step."