From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wojciech Zareba Subject: Re: PROBLEM: WARNING: at kernel/irq/manage.c:158 enable_irq() during boot Date: Tue, 11 Dec 2007 14:00:30 +0100 Message-ID: <475E89EE.70501@comp.waw.pl> References: <475D085F.9010307@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-2 Content-Transfer-Encoding: 7bit Return-path: Received: from pe122.internetdsl.tpnet.pl ([80.55.4.122]:60397 "EHLO gentum.icd.waw.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751983AbXLKNTl (ORCPT ); Tue, 11 Dec 2007 08:19:41 -0500 Received: from [127.0.0.1] (titanium [10.2.1.11]) by gentum.icd.waw.pl (Postfix) with ESMTP id 77EB83C50 for ; Tue, 11 Dec 2007 13:58:53 +0100 (CET) In-Reply-To: <475D085F.9010307@gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org Hello, Tejun Heo pisze: > (cc'ing Bartlomiej) > Hello, > > wojtekz@comp.waw.pl wrote: >> Dec 6 11:58:23 titanium kernel: WARNING: at kernel/irq/manage.c:158 enable_irq() >> Dec 6 11:58:23 titanium kernel: [] enable_irq+0x6e/0xa2 >> Dec 6 11:58:23 titanium kernel: [] probe_hwif+0x6d8/0x7c7 [ide_core] >> Dec 6 11:58:23 titanium kernel: [] probe_hwif_init_with_fixup+0xc/0x80 [ide_core] >> Dec 6 11:58:23 titanium kernel: [] elf_core_dump+0x627/0xb60 >> Dec 6 11:58:23 titanium kernel: [] ide_setup_pci_device+0x6f/0x9c [ide_core] >> Dec 6 11:58:23 titanium kernel: [] pdc202new_init_one+0xf/0x10 [pdc202xx_new] >> Dec 6 11:58:23 titanium kernel: [] pci_device_probe+0x36/0x55 >> Dec 6 11:58:23 titanium kernel: [] driver_probe_device+0xc8/0x14b >> Dec 6 11:58:23 titanium kernel: [] __driver_attach+0x52/0x87 >> Dec 6 11:58:23 titanium kernel: [] bus_for_each_dev+0x35/0x57 >> Dec 6 11:58:23 titanium kernel: [] driver_attach+0x16/0x18 >> Dec 6 11:58:23 titanium kernel: [] __driver_attach+0x0/0x87 >> Dec 6 11:58:23 titanium kernel: [] bus_add_driver+0x6d/0x153 >> Dec 6 11:58:23 titanium kernel: [] __pci_register_driver+0x4b/0x77 >> Dec 6 11:58:23 titanium kernel: [] sys_init_module+0x1525/0x15fb >> Dec 6 11:58:23 titanium kernel: [] ide_config_drive_speed+0x0/0x314 [ide_core] >> Dec 6 11:58:23 titanium kernel: [] syscall_call+0x7/0xb >> Dec 6 11:58:23 titanium kernel: [] wireless_nlevent_process+0x15/0x31 >> Dec 6 11:58:23 titanium kernel: ======================= > > That means IRQ is being enabled more times than it should be. Can you > please give a shot at 2.6.24-rc4 and see whether the problem is still there? > It seems to be no more of this warning in the 2.6.24-rc4 kernel. But my feeling is that overall system performance is much poorer... pity. Maybe I should change something in the .config file? Regards Wojciech