Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 19 Dec 2002 21:07:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 19 Dec 2002 21:07:44 -0500 Received: from pc2-cwma1-4-cust86.swan.cable.ntl.com ([213.105.254.86]:24300 "EHLO irongate.swansea.linux.org.uk") by vger.kernel.org with ESMTP id ; Thu, 19 Dec 2002 21:07:43 -0500 Subject: Re: PATCH 2.5.x disable BAR when sizing From: Alan Cox To: Grant Grundler Cc: mj@ucw.cz, Linux Kernel Mailing List , turukawa@icc.melco.co.jp In-Reply-To: <20021219213712.0518B12CB2@debian.cup.hp.com> References: <20021219213712.0518B12CB2@debian.cup.hp.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.8 (1.0.8-10) Date: 20 Dec 2002 02:54:28 +0000 Message-Id: <1040352868.30778.12.camel@irongate.swansea.linux.org.uk> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 982 Lines: 26 On Thu, 2002-12-19 at 21:37, Grant Grundler wrote: > > Martin, > In April 2002, turukawa@icc.melco.co.jp sent a 2.4.x patch to disable > BARs while the BARs were being sized. I've "forward ported" this patch > to 2.5.x (appended). turukawa's excellent problem description and > original posting are here: > https://lists.linuxia64.org/archives//linux-ia64/2002-April/003302.html > > David Mosberger agrees this is an "obvious fix". > We've been using this in the ia64 2.4 code stream since about August. We've rejected this twice already from different people. Nothing says your memory can't be behind the bridge and you just turned memory access off. Whoops bang, game over. And yes this happens on some PC class systems. Alan - 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/