From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266023AbUEUWXo (ORCPT ); Fri, 21 May 2004 18:23:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266045AbUEUWXo (ORCPT ); Fri, 21 May 2004 18:23:44 -0400 Received: from hqemgate02.nvidia.com ([216.228.112.145]:14348 "EHLO hqemgate02.nvidia.com") by vger.kernel.org with ESMTP id S266023AbUEUWXm convert rfc822-to-8bit (ORCPT ); Fri, 21 May 2004 18:23:42 -0400 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT X-MimeOLE: Produced By Microsoft Exchange V6.5.6944.0 Subject: [PATCH][2.4.26 x86_64] fix ACPI PRT entry handling Date: Fri, 21 May 2004 15:23:22 -0700 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [PATCH][2.4.26 x86_64] fix ACPI PRT entry handling Thread-Index: AcQ/gjuF9mVcvVzTQtqMQRPEzymuVg== From: "Andy Currid" To: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This patch fixes a PCI interrupt routing bug that shows up when running on x86_64 with ACPI and IOAPIC functionality enabled. Without this patch in place, the code attempts to route all configurable PCI interrupts to IRQ 0. Regards Andy -- Andy Currid, NVIDIA Corporation acurrid@nvidia.com 408 566 6743 -- diff -Nupr linux-2.4.26/arch/x86_64/kernel/mpparse.c linux-2.4.26-patch/arch/x86_64/kernel/mpparse.c --- linux-2.4.26/arch/x86_64/kernel/mpparse.c 2004-05-21 06:39:40.000000000 -0700 +++ linux-2.4.26-patch/arch/x86_64/kernel/mpparse.c 2004-05-21 06:39:33.000000000 -0700 @@ -942,8 +942,6 @@ void __init mp_parse_prt (void) irq = entry->link.index; } - irq = entry->link.index; - /* Don't set up the ACPI SCI because it's already set up */ if (acpi_fadt.sci_int == irq) { entry->irq = irq; /*we still need to set entry's irq*/