Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265494AbUFTOeo (ORCPT ); Sun, 20 Jun 2004 10:34:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265541AbUFTOeo (ORCPT ); Sun, 20 Jun 2004 10:34:44 -0400 Received: from mail-in-04.arcor-online.net ([151.189.21.44]:39081 "EHLO mail-in-04.arcor-online.net") by vger.kernel.org with ESMTP id S265494AbUFTOem (ORCPT ); Sun, 20 Jun 2004 10:34:42 -0400 From: Hans-Frieder Vogt Reply-To: hfvogt@arcor.de To: linux-kernel@vger.kernel.org Subject: Re: linux-2.6.7-bk2 runs faster than linux-2.6.7 ;) Date: Sun, 20 Jun 2004 16:36:13 +0200 User-Agent: KMail/1.6.1 Cc: len.brown@intel.com MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Message-Id: <200406201636.13058.hfvogt@arcor.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1016 Lines: 28 Hi List, I traced the current double-speed issue for 2.6.7-bk2 on x86-64 back to an ACPI-change in mpparse.c. The small attached patch solved the issue at least on my MSI K8T Neo (Athlon 64 3200+) system. --- linux-2.6.7-bk2.orig/arch/x86_64/kernel/mpparse.c 2004-06-19 17:17:15.824315000 +0200 +++ linux-2.6.7-bk2/arch/x86_64/kernel/mpparse.c 2004-06-20 16:02:34.974446912 +0200 @@ -861,7 +861,7 @@ for (idx = 0; idx < mp_irq_entries; idx++) if (mp_irqs[idx].mpc_srcbus == MP_ISA_BUS && - (mp_irqs[idx].mpc_dstapic == ioapic) && + (mp_irqs[idx].mpc_dstapic == intsrc.mpc_dstapic) && (mp_irqs[idx].mpc_srcbusirq == i || mp_irqs[idx].mpc_dstirq == i)) break; -- -- Hans-Frieder Vogt e-mail: hfvogt (at) arcor (dot) de - 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/