Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423032AbWLVOf3 (ORCPT ); Fri, 22 Dec 2006 09:35:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1423077AbWLVOf3 (ORCPT ); Fri, 22 Dec 2006 09:35:29 -0500 Received: from smtp1.telegraaf.nl ([217.196.45.193]:60367 "EHLO smtp1.telegraaf.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1423032AbWLVOf2 (ORCPT ); Fri, 22 Dec 2006 09:35:28 -0500 Date: Fri, 22 Dec 2006 15:35:20 +0100 From: Ard -kwaak- van Breemen To: Andrew Morton Cc: "Zhang, Yanmin" , Chuck Ebbert <76306.1226@compuserve.com>, Yinghai Lu , take@libero.it, agalanin@mera.ru, linux-kernel@vger.kernel.org, bugme-daemon@bugzilla.kernel.org, "Eric W. Biederman" Subject: Re: [Bug 7505] Linux-2.6.18 fails to boot on AMD64 machine Message-ID: <20061222143520.GG31882@telegraafnet.nl> References: <117E3EB5059E4E48ADFF2822933287A401F2EB70@pdsmsx404.ccr.corp.intel.com> <20061222082248.GY31882@telegraafnet.nl> <20061222003029.4394bd9a.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061222003029.4394bd9a.akpm@osdl.org> User-Agent: Mutt/1.5.9i X-telegraaf-MailScanner-From: ard@telegraafnet.nl Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1043 Lines: 29 On Fri, Dec 22, 2006 at 12:30:29AM -0800, Andrew Morton wrote: > I expect that you'll find that the ide code ends up doing > down_write(pci_bus_sem), which will enable interrupts. will: down_read(&pci_bus_sem); also enable interrupts? Since that is called: init/main.c start_kernel kernel/params.c parse_args("Booting kernel" kernel/params.c parse_one drivers/ide/ide.c ide_setup drivers/ide/ide.c init_ide_data drivers/ide/ide.c init_hwif_default include/asm-i386/ide.h ide_default_io_base(index) drivers/pci/search.c pci_find_device drivers/pci/search.c pci_find_subsys down_read(&pci_bus_sem); -- program signature; begin { telegraaf.com } writeln(" TEM2"); end . - 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/